UCCE Sonoma County
University of California
UCCE Sonoma County

Rhonda J Smith

Photo of Rhonda J Smith
Viticulture Farm Advisor
UC Cooperative Extension
133 Aviation Boulevard
Suite 109
Santa Rosa, CA 95403-2894
(707) 565-2621
rhsmith@ucanr.edu Create VCard

Education

M.S. Horticulture/Viticulture, UC Davis. 1983
B.S. Plant Science/Plant Pathology, UC Davis. 1977

Specialty

Viticulture, wine grapes, water management, pest management, vine nutrition

Areas of Expertise (click to see all ANR academics with this expertise)

Bibliography

Peer Reviewed

  • Smith, R.J.; Bettiga, L.J., et al. (2015). Diseases. UC IPM Pest Management Guidelines: Grape. University of California Division of Agriculture and Natural Resources. Publ. 3448.
  • Ricketts, K.D.; Gomez, M.I., et al. (2015). "Reducing the economic impact of grape leafroll disease in California: Identifying optimal disease management strategies." American Journal of Enology and Viticulture 66(2): 138-147.
  • Smith, R.J.; Bettiga, L.J., et al. (2014). Diseases. UC IPM Pest Management Guidelines: Grape. University of California Division of Agriculture and Natural Resources. Publ. 3448.
  • Cooper, M.; Varela, L., et al. (2014). "Growers, scientists and regulators collaborate on European grapevine moth program." California Agriculture 68(4): 125-133.
  • Bettiga, L.J.; Smith, R.J., et al. (2013). Abiotic Disorders and Injuries of Grapevines. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 29-45.
  • Zalom, F.G.; Bettiga, L.J., et al. (2013). Branch and Twig Borer. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 307-310.
  • Varela, L. G.; Cooper, M.L., et al. (2013). "Can European grapevine moth, Lobesia botrana (Lepidoptera: Tortricidae) be eradicated from California?" Integrated Protection and Production in Viticulture 85: 95-102.
  • Prichard, T.L.; Verdegaal, P., et al. (2013). Controlling Offsite Movement of Agricultural Chemical Residues: Winegrapes. University of California Agriculture and Natural Resources Publication 8346.: pp 46.
  • Zalom, F.G.; Smith, R.J., et al. (2013). Cutworms. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 341-345.
  • Smith, R.J.; Hashim, J.M. (2013). Diagnosing Vineyard Problems. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 49-54.
  • Bettiga, L.J.; Smith, R.J. (2013). European Earwig. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 181-182.
  • Daane, K.M.; Rosenheim, J.A., et al. (2013). Grape Leafhopper. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 202-219.
  • Smith, R.J.; Weber, E.A., et al. (2013). North Coast Calendar of Events for Viticulture Management. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 16-17.
  • Urbez-Torres, J.R.; Peduto, F., et al. (2013). "Phomopsis dieback: a grapevine trunk disease caused by Phomopis viticola in California." Plant Dis 97: 1571-1579.
  • Purcell, A.H.; Kirkpatrick, B.C., et al. (2013). Pierce's Disease. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 75-82.
  • Daane, K.M.; Bentley, W.J., et al. (2013). Planococcus Mealybugs. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 247-260.
  • Varela, L.G.; Smith, R.J., et al. (2013). Sharpshooters. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 277-285.
  • Mussen, E.C.; Smith, R.J. (2013). Social Wasps and Honey Bees. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 332-334.
  • Phillips, P.A.; Smith, R.J., et al. (2013). Thrips. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 295-304.
  • Smith, R.J. (2013). Treehoppers. Grape Pest Management.L. Bettiga. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3343: 286-287.
  • Al Rwahnih, M.; Rowhani, A., et al. (2012). "Grapevine necrotic union, a newly recognized disease of unknown etiology in grapevines grafted on 110 Richter rootstock in California." Journal of Plant Pathology 94(1)
  • Varela, L.G.; Bentley, W.J.; Baldwin, R.A.; Shrestha, A.; Smith, R.J.; Vasquez, S.J. 2011. Vineyard Pest Identification and Monitoring Cards. University of California Division of Agriculture and Natural Resources, Publication 3532.

  • Urbez-Torres, J.R.; Battany, M., et al. (2010). "Botryosphaeriaceae species spore trapping studies in California Vineyards." Plant Dis 94: 717-724.
  • Smith, R.J. National Research Council reviews pest status of light brown apple moth. 2010. p 9. [Sidebar In Varela, L.G., J.T.S. Walker, P.L. Lo and D.J. Rogers. 2010. New Zealand lessons may aid efforts to control light brown apple moth in California. Cal Ag 64(1): 6-12.]

  • Krasnow, M.N.; Matthews, M.N., et al. (2010). "Distinctive symptoms differentiate four common types of berry shrivel disorder in grapes." California Agriculture 64(3): 155-158.
  • Rolshausen, P.E.; Urbez-Torres, J.R., et al. (2010). "Evaluation of pruning wound susceptibility and protection against fungi associated with grapevine trunk diseases in California." Am. J. Enol. Vitic 61(1): 113-119.
  • Krasnow, M.; Weis, N., et al. (2009). "Inception, Progression, and Compositional Consequences of a Berry Shrivel Disorder." Am. J. Enol. Vitic 60(1): 24-34.
  • Steinmaus, S.; Elmore, C.L., et al. (2008). "Mulched cover crops as an alternative to conventional weed management systems in vineyards." Weed Research 48: 278-281.
  • Smith, R.J.; Varela, L.G. (2008). "Pomace management reduces spread of vine mealybugs." p 172. (Sidebar) In: Dane, K.M.; Cooper, M.L.; Triapitsyn, S.V.; Walton, V.M.; Yokato, G.Y.; Haviland, D.R.; Bentley, W.J.; Godfrey, K.E.; Wunderlich, L.R. "Vineyard managers and researchers seek sustainable solutions for mealybugs, a changing pest complex." California Agriculture 62(4):167-176. 

  • Anderson, M.M.; Smith, R.J., et al. (2008). "Viticultural Evaluation of French and California Chardonnay Clones Grown for Production of Sparkling Wine." Am. J. Enol. Vitic 59(1): 73-77.
  • Anderson, M.M.; Smith, R.J., et al. (2008). "Viticultural Evaluation of French and California Pinot noir Clones Grown for Production of Sparkling Wine." Am. J. Enol. Vitic 59(2): 188-193.
  • Gubler, D.; Smith, R.J., et al. (2006). Diseases. UC IPM Pest Management Guidelines: Grape. Univerisity of California Division of Agriculture and Natural Resources. Publ. 3448
  • Bentley, W.J.; Varela, L.G., et al. (2006). Insects and Mites. UC IPM Pest Management Guidelines: Grape. University of California Division Agriculture Natural Resources. Publ. 3448
  • Meyers, J.M.; Miles, J.A., et al. (2006). "Smaller loads reduce risk of back injuries during wine grape harvest." California Agriculture 60(1): 25-31.
  • Mercado-Martin, G.; Wolpert, J.A., et al. (2006). "Viticultural evaluation of eleven clones and two field selections of Pinot noir grown for production of sparkling wine in Los Carneros, California." Am. J. Enol. Vitic 57(3): 371-376.
  • Bentley, W.J.; Zalom, F., et al. (2004). Insects and Mites. UC IPM Pest Management Guidelines: Grape. University of California Division of Agriculture and Natural Resources. Publ. 3448
  • Bentley, W.J.; Zalom, F., et al. (2003). Insects and Mites. UC IPM Pest Management Guidelines: Grape. University of California Division of Agriculture and Natural Resources. Publ. 3448
  • Bettiga, L.J.; Golino, D.A., et al. (2003). Wine Grape Varieties of California.L. Christensen, N. Dokoozlian, M. Walker and J. Wolpert. Oakland, University of California Division of Agriculture Natural Resources. Publ. 3419
  • Gubler, D.; Stapleton, J., et al. (2002). Diseases. UC IPM Pest Management Guidelines: Grape. University of California Division Agriculture Natural Resources. Publ. 3339
  • Bentley, W.J.; Zalom, F., et al. (2002). Insects and Mites. UC IPM Pest Management Guidelines: Grape. University of California Division Agriculture Natural Resources. Publ. 3339
  • Varela, L.G.; Smith, R.J., et al. (2001). Pierce's Disease. Oakland, Univ. Calif. Div. Agric. Nat. Res. Publ. 21600: 20.
  • Meyers, J.M.; Miles, J.A., et al. (2001). "Priority risk factors for back injury in agricultural field work: vineyard ergonomics." J. Agromedicine 8(1): 39-54.
  • Gubler, W.D.; Stapleton, J., et al. (2000). Pierce's disease. UC IPM Guidelines: Grape. Univ. Calif. Div. Agric. Nat. Res. Publ. 3339
  • Bentley, W.J.; Zalom, F., et al. (1999). Grape Leafhoppers. UC IPM Guidelines: Grape. Univ. Calif. Div. Agric. Nat. Res. Publ. 3339
  • Bentley, W.J.; Zalom, F., et al. (1999). Grape Phylloxera. UC IPM Guidelines: Grape. Oakland, University of California Division of Agriculture and Natural Resources. Publ. 3339
  • Elmore, C.; Donaldsen, D., et al. (1998). Weed Management. Cover Cropping in Vineyards: A Grower's Handbook.C. Ingels, R. Bugg, G. McGourty and L. Christensen. Oakland, University of California Division of Agriculture and Natural Resources. Publication 3338
  • Feil, H.; Westerdahl, B.B.; Smith, R. J.; Verdegaal, P. (1997). "Effect of seasonal and site factors on Xiphenema index populations in two California vineyards." J. Nematology 29(4): 491-500. 

  • Weber, E.A.; DeBenedictis, J., et al. (1996). "Enzone does little to improve health of phylloxera-infested vineyards." California Agriculture 50(4): 19-23.
  • Smith, R. (1992). Three-cornered alfalfa hopper. Oakland, Univ. Calif. Div. Agric. Nat. Res. Publ. 3343
  • Williams, L.E.; Smith, R.J. (1991). "The effect of rootstock on the partitioning of dry weight, nitrogen, and potassium, and root distribution of Cabernet Sauvignon grapevines." Am. J. Enol. Vitic 42(2): 113-117.
  • Christensen, L.P.; Smith, R.J. (1989). "Effects of persistent woody laterals on bud performance of Thompson Seedless fruiting canes." Am. J. Enol. Vitic 40(1): 27-30.
  • Williams, L.E.; Biscay, P.J., et al. (1988). "The effect of Paclobutrazol injected into the soil on vegetative growth and yield of Vitis vinifera L., cv.Thompson Seedless." Journal of Hort. Sci 64(5)
  • Williams, L.E.; Biscay, P.J., et al. (1987). "Effect of interior canopy defoliation on berry composition and potassium distribution in Thompson Seedless grapevines." Am. J. Enol. Vitic 38(4): 287-292.

Non-Peer Reviewed

  • Smith, R.J.; Cooper, M.L.; Anderson, M.M.; Sudarshana, M.R. (2015). Effect of crop reduction of vines infected with Grapevine red blotch-associated virus on fruit maturity. Technical Abstracts; 2015 National Conference American Society of Enology and Viticulture.: 1pp. http://www.asev.org/sites/main/files/file-attachments/2015technicalabstracts.pdf

  • Smith, R. (2015). Evaluating the effects of Grapevine red blotch-associated virus on symptom development and fruit maturity in 2014 season. 2015 Annual Research Project Report; American Vineyard Foundation.: 12pp.
  • Smith, R. (2015). Grapevine Red Blotch Disease effects on yield and fruit composition. Research Report Presented at Sonoma County Grape Day.: 1pp.  http://cesonoma.ucanr.edu/files/211414.pdf

  • Arnold, K.L.; Cooper, M.L., et al. (2015). Interpreting a north coast multi-virus survey in order to assess benefits of disease management. In: Proc. 18th Congress of the International Council for the Study of Virus and Virus-Like Diseases of the Grapevine (IVG), Ankara, Turkey, September 7-11, 2015.
  • Smith, R.J.; Bettiga, L.J. (2015). Pinot Leaf Curl. CAPCA Adviser. 18: 6.
  • Smith, R.J. (2015). "Vintage 2014." Wines and Vines 96(1): 1pp.
  • Smith, R. (2014). Evaluating the effects of Grapevine red blotch-associated virus on symptom development and fruit maturity in 2013 season. 2014 Annual Research Project Report; American Vineyard Foundation.: 20pp.
  • Smith, R.J.; Anderson, M. (2014). Grapevine Red Blotch Disease. CAPCA Adviser. 17: 38-39,42-43.
  • Smith, R. (2014). Grapevine Red Blotch Disease 2013 Field Research Results. Research Report Presented at Sonoma County Grape Day.: 1pp.  http://cesonoma.ucanr.edu/files/204015.pdf

  • Cooper, M.L.; Bettiga, L.J., et al. (2014). Guide to vineyard trunk diseases in California. UC Statewide IPM Publication. Trifold
  • Smith, R.J.; Cooper, M.L.; Anderson, M.M.; Sudarshana, M.R. (2014). Impact of Grapevine red blotch-associated virus on performance of three wine grape cultivars in North Coast vineyards. Technical Abstracts; 2014 National Conference American Society of Enology and Viticulture.: 1pp.  http://www.asev.org/sites/main/files/file-attachments/2014technicalabstracts.pdf

  • Smith, R.; Battany, M. (2014). Online temperature inversion data for sites in the Russian River. UCCE Sonoma County Viticulture Newsletter. April
  • Smith, R. (2014). "Vintage 2013." Wines and Vines 95: 1pp.
  • Battany, M.C.; Tindula, G.N., et al. (2013). A First Year Evaluation of the Springtime Temperature Inversion Conditions throughout Three California Counties. Technical Abstracts; 2013 National Conference American Society of Enology and Viticulture.: 1pp.  http://www.asev.org/sites/main/files/file-attachments/2013technicalabstracts.pdf

  • Smith, R.J.; Cooper, M.L., et al. (2013). Determining Survival of Lobesia botrana Larvae in Grapes Processed for Wine Making to Evaluate the Risk of Dispersal. HortScience 48(9):S404. (Abstr.).
  • Smith, R.J.; Adams, D.O., et al. (2013). Evaluating the role of excess levels of nitrogenous compounds, including amino acids and putrescine, in the occurrence of Pinot Leaf Curl. 2013 Final Research Project Report; American Vineyard Foundation.
  • Smith, R.; Aguero, C.B. (2013). Grapevine Red Blotch Disease (English and Spanish). UCCE Sonoma County Viticulture Newsletter. September
  • Sudarshana, M.R.; Gonzalez, A., et al. (2013). Grapevine Red blotch-associated Virus is Widespread in California and U.S. Vineyards. APS-MSA Joint Meeting, Austin, TX, August 10-14, 2013.
  • Smith, R. (2013). Pinot leaf curl; a nitrogen disorder. Research report presented at Sonoma County Grape Day.: 1pp.  http://cesonoma.ucanr.edu/files/165388.pdf

  • Smith, R.J.; Oungoulian, S.; Adams, D.O. (2013). Role of nitrogenous compounds in occurrence of Pinot leaf curl. Technical Abstracts; 2013 National Conference American Society of Enology and Viticulture.: 1pp.  http://www.asev.org/sites/main/files/file-attachments/2013technicalabstracts.pdf

  • Smith, R. (2013). Sonoma County Vine Times. Frost Protection Outreach.: 1.
  • Varela, L.G.; Cooper, M.L., et al. (2013). Trapping for European Grapevine Moth. CAPCA Adviser. 16: 20-25.
  • Smith, R.J. (2013). "Vintage 2012." Wines and Vines 94(1): 1pp.
  • Cooper, M.L.; Varela, L.G., et al. (2012). Biology and management of European grapevine moth, Lobesia botrana, in California Vineyards. Final Report for California Dept of Food and Agriculture Agreement No. 10-0752.: 18 pg.
  • Battany, M.C.; McGourty, G.T., et al. (2012). Comparison of upward‐blowing and conventional wind machines for vineyard frost protection. Am. J. Enol. Vitic. 63: 457A.
  • Battany, M.C.; Smith, R.J., et al. (2012). Measuring Springtime Temperature Inversion Conditions for Estimating the Potential of Wind Machines for Frost Protection. Am. J. Enol. Vitic. 63: 456A.
  • Smith, R. (2012). Pinot leaf curl. Research report presented at Sonoma County Grape Day.: 3pp. http://cesonoma.ucanr.edu/files/140352.pdf

  • Smith, R.; Lewis, D. (2012). Regulating Water Quality in North Coast Vineyards: One Conditional Waiver is Proposed and a Second is Under Development. UCCE Sonoma County Viticulture Newsletter. December
  • Smith, R.J. (2012). "Vintage 2011." Wines and Vines 93(1): 1pp.
  • Bettiga, L.J.; Smith, R.J., et al. (2011). 2011. Be Alert! European Grapevine Moth; Atencion!LaPalomilla Europea del Racimo. UC Statewide IPM Publication. Poster
  • Niederholzer, F.; Smith, R. (2011). Activator Spray Adjuvant Selection: Crop Spraying. UCCE Fresno County Vine Lines Newsletter, August 2011.: 3.
  • Smith, R.J.; Varela, L.G., et al. (2011). An Investigation of the Fate of Lobesia botrana (Lepidoptera: Tortricidae) in Infested Clusters Processed for Winemaking. Am. J. Enol. Vitic. 62: 409A.
  • Smith, R. (2011). Beyond Sunburn. Practical Winery & Vineyard. 5: 5.
  • Smith, R.J. (2011). Beyond Sunburn. UCCE Sonoma County Viticulture Newsletter. January
  • Hopkins, D.L.; Kirkpatrick, B., et al. (2011). Biological control of Pierce’s Disease of grapevine with benign strains of Xylella fastidiosa. In: Proceedings of the 2011 Pierce’s Disease Research Symposium, Sacramento, CA, Calif. Dept. Food and Agriculture.
  • Smith, R.J. (2011). Botrytis, Powdery Mildew, and Fungicide Resistance. UCCE Sonoma County Viticulture Newsletter. December
  • Varela, L.G.; Cooper, M.L., et al. (2011). Degree-day accumulations used to time insecticide treatments to control 1st generation European grapevine moth. UCCE Sonoma County publication.: 4.
  • Cooper, M.L.; Varela, L.V.; Smith, R.J. (2011). European Grapevine Moth Lobesia botrana, Napa County Experience: Lessons Learned 2010. Practical Winery & Vineyard. 32(2): 4. 

  • Smith, R.J.; Varela, L.G., et al. (2011). European Grapevine Moth, Lobesia botrana. UC Statewide IPM Publication. Trifold
  • Varela, L.G.; Bettiga, L.J., et al. (2011). Guide to the Moths and Worms in Grapevine Clusters in California. UC Statewide IPM Publication. Quad fold
  • Smith, R. (2011). Looking for Lobesia botrana in infested clusters processed for winemaking. Research report presented at Sonoma County Grape Day.: 2.
  • Smith, R.J. (2011). Selected Commercial Laboratories in Northern and Central California. UCCE Sonoma County publication.: 5.
  • Battany, M.; Smith, R., et al. (2011). "Set of four (4) narrated training units on frost protection: 1) Active Frost Protection – Water; 2) Active Frost Protection - Wind Machines; 3) Passive Frost Protection; 4) Methods of Measuring Temperature." from http://lawr.ucdavis.edu/ce_frost_protection.htm.
  • Smith, R.; Meyers, J. (2011). "Smaller Picking Tubs Reduce Back Injury Risk for Winegrape Pickers." UC Delivers from http://ucanr.edu/delivers/?impact=195&a=0.
  • Niederholzer, F.; Smith, R. (2011). Tank Mixing: How to do a jar test. American Vegetable Grower.: 1.
  • Varela, L.G.; Smith, R.J., et al. (2011). Timing of Insecticide Treatments for European Grapevine Moth. CAPCA Adviser. 14: 18-22.
  • Smith, R.J. (2011). Vintage 2010. Wines and Vines. 92: 1pp.
  • Krasnow, M.; Matthews, M., et al. (2010). American Vineyard. Distinctive Symptoms of Berry Shrivel Disorder in Grapes. Malcolm media. 19: 5.
  • Hopkins, D.L.; Kirkpatrick, B., et al. (2010). Biological control of Pierce’s Disease of grapevine with benign strains of Xylella fastidiosa. In: Proceedings of the 2010 Pierce’s Disease Research Symposium, San Diego, CA, Calif. Dept. Food and Agriculture.
  • Smith, R.J. (2010). Diagnostic tests for Xylella fastidiosa. UCCE Sonoma County Publication.: 2.
  • Matthews, M.N.; Krasnow, M.N., et al. (2010). "Distinctive symptoms of berry shrivel disorder in grapes." American Vineyard 19(8): 10-14.
  • Smith, R. J. (2010). Effect of forchlorfenuron on fruit set in €˜Merlot€™ winegrapes. Proceedings of Plant Growth Regulation Society Annual Meeting, Portland Hilton and Executive Towers, Portland, OR.
  • Varela, L.G.; Smith, R.J., et al. (2010). "European Grapevine Moth, Lobesia botrana, in Napa Valley Vineyards." Practical Winery & Vineyard 30(6): 8.
  • Cooper, M.L.; Varela, L.V., et al. (2010). "European Grapevine Moth:a new pest of grapes in California." CAPCA Adviser 13(4): 21-26.
  • Al Rwahnih, M.; Rowhani, A., et al. (2010). "Grapevine necrotic union, a newly recognized disease in grapevines on 110 Richter rootstock in California." Phytopathology 100(6S): S3.
  • Varela, L.G.; Cooper, M.L., et al. (2010). "Identification of Tortrid Moths in California Vineyards." CAPCA Adviser 13(5): 24-29.
  • Smith, R.J.; Varela, L.G. (2010). "Insecticide Control of Vine Mealybug." Am. J. Enol. Vitic 61(3): 442A.
  • Varela L. G.; Smith, R.J. (2010) Insecticide control of vine mealybug in California vineyards. In Abstracts of the 94th Annual Meeting of the Pacific Branch Entomol. Soc. Am. Boise, ID. p. 114.

  • Smith, R. J. (2010). "Retail Sources of Red Delta Traps and Pheromone Lures for Male Vine Mealybugs (Planococcus ficus) and European Grapevine Moth (Lobesia botrana)." March
  • Klonsky, K.; Smith, R. J., et al. (2010). Sample Costs to Establish a Vineyard and Produce Winegrapes, Cabernet Sauvignon, North Coast Region-- Sonoma County. Cost and Return Studies.U. Economics.
  • Smith, R. (2010). Selected Commercial Laboratories in Northern and Central California. Varietal Winegrape Production Short Course Binder. UC Davis Extension publication, UC Davis.
  • Smith, R.J.; Varela, L.G. (2010). "Solarization of Winery Waste Can Prevent Spread of Vine Mealybug."
  • Smith, R.J.; Varela, L.G. (2010). "Treating the FIRST GENERATION of Lobesia botrana (EGVM) in a quarantine area." May: 2.
  • Smith, R.J.; Varela, L.G. (2010). "Treating the SECOND GENERATION of Lobesia botrana (EGVM) in a quarantine area." June: 2.
  • Smith, R.J.; Varela, L. G. (2010). "Treating the THIRD GENERATION of Lobesia botrana (EGVM) in a quarantine area." August: 2.
  • Pritchard, T.; Battany, M., et al. (2010). "UC Drought Management - Winegrapes."
  • Smith, R.J.; Varela, L.G. (2010). "Vine mealybug control trial, 2009." March: 9.
  • Smith, R. J. (2010). Vineyard Irrigation. UCCE Sonoma County web page 

  • Smith, R. J. (2010). "Vintage 2009." Wines and Vines 91(1): 109-110.
  • Smith, R. J. (2010). Viticulture Frequently Asked Questions. Sonoma County Web Page.
  • Hopkins, D.L.; Kirkpatrick, B.; Hill, B.R.; Smith, R.J.; Johnson, D. (2009). Biological control of Pierce's Disease of grapevine with benign strains of Xylella fastidiosa. In: Proceedings, 2009 Pierce's Disease Research Symposium, Sacramento, CA, California Department of Food and Agriculture. 129-132.

  • Smith, R. J. (2009). Effect of forchlorfenuron on fruit set in Merlot winegrapes. 2009. Proceedings of the 16th International GiESCO (Group of international Experts of vitivinicultural Systems for CoOperation). UC Davis.: 521-524.
  • Smith, R. J. (2009). "Farming with Light Brown Apple Moth. Sonoma Marin Farm News." May
  • Varela, L.G.; Smith, R.J (2009). Grape Mealybug Control Trial Using OMRI Approved Materials, 2008. Research Report UCCE Sonoma County Publication.: 6pp.
  • Smith, R. (2009). Grapevine leafroll disease is worth avoiding. UCCE Sonoma County Viticulture Newsletter. December
  • Smith, R. (2009). Pest Identification Sheet Series: Powdery Mildew, Phomopsis, Botrytis. UCCE Sonoma County Publication.: 6.
  • Smith, R.J. (2009). Selected Commercial Laboratories in Northern and Central California. Varietal Winegrape Production three-day viticulture short course. UC Davis Extension.: 5.
  • Smith, R.J. (2009). Site Suitability; an evaluation of climatic, soil and water factors. Varietal Winegrape Production Short Course Binder. UC Davis Extension publication, UC Davis.: 7.
  • Smith, R. J. (2009). Update on Effects of CPPU in Merlot. UC Cooperative Extension Sonoma County. Santa Rosa, UC Cooperative Extension Sonoma County.: 4.
  • Smith, R.; Prichard, T., et al. (2009). "Vineyard Irrigation Scheduling Worksheet (Interactive).Version 1.2." from http://cesonoma.ucanr.edu/viticulture717/Vineyard_Irrigation/.
  • Smith, R. J. (2009). "Vintage 2008." Wines and Vines 90(1)
  • Sudarshana, M.R.; Al Rwahnih; Smith, R.J.; Bettiga, L.J.; Rowhani, A.; Uyemoto, J.K. (2008). An update on research on Grapevine Necrotic Union on 110R Rootstock. In: Proc. 2nd Annual National Viticulture Research Conference, University of California Davis, July 9-11, 2008.

  • Hopkins, D.L.; Kirkpatrick, B., et al. (2008). Biological control of Pierce's Disease of grapevine with benign strains of Xylella fastidiosa. In: Proc. 2008 Pierce's Disease Research Symposium, San Diego, CA, California Department of Food and Agriculture.
  • Smith, R. J. (2008). Effects of CPPU, a synthetic cytokinin, on fruit set and yield. Santa Rosa, UC Cooperative Extension Sonoma County.: 4.
  • Rolshausen, P.E.; Smith, R. J., et al. (2008). "Evaluation of boron fertilizer applications to pruning wounds on phytotoxicity." Am. J. Enol. Vitic 59(3): 341A.
  • Smith, R. J. (2008). "Selected Commercial Laboratories in Northern and Central California 2009.": 5.
  • Smith, R. J. (2008). The Use of CPPU in Wine Grapes to Increase Fruit Set. In: Fidelibus, M.W. (ed) Proc. Plant Growth Regulation Society Annual Meeting, San Francisco, CA, August 2-7, 2008

  • Smith, R. J. (2008). "Vintage 2007." Wines and Vines 89(1)
  • Smith, R.J. (2007). Berry Shrivel Research Update – 2005 and 2006 Investigations. Research Report presented at UCCE Sonoma County Grape Day.: 5pp.
  • Smith, R. J. (2007). Composting Grape Pomace to Remove Risk of Spreading Mealybugs. UCCE Sonoma County Viticulture Newsletter. December: 3.
  • Smith, R. J. (2007). "Effect of boron fertilizer applications on grapevine pruning wounds, on bud break, boron levels in leaf tissue and vine yield." Phytopathol. Mediterr 46(1): 127-128.
  • Smith, R.J.; Rolshausen, P.E.; Gubler, W.D. (2007). Evaluation of boron fertilizer applications to pruning wounds for control of Eutypa lata and determination of phytotoxicity. In: Proc.1st Annual National Viticulture Research Conference, University of California Davis, July 18-20, 2007:89-90

  • Smith, R. J. (2007). Frequently ask questions: Viticulture Program. (Web document).
  • Uyemoto, J.K.; Al Rwahnih, M.; Rowhani, A.; Smith, R.J.; (2007). Grapevine rootstock stem lesion and other putative viral induced rootstock markings. In: Proc. 1st Annual National Viticulture Research Conference, University of California Davis, July 18-20, 2007:100-101.

  • Smith, R. J. (2007). "Harvest 2006." Wines and Vines 88(1): 107-108.
  • Smith, R. J. (2007). "Retail Sources of Red Delta Traps and Lures for Male Vine Mealybugs (Planococcus ficus)." April: 1.
  • Smith, R. J. (2007). "Retail Sources of Yellow Sticky Traps." April: 1.
  • Smith, R. J. (2007). "Selected Commercial Laboratories in Northern and Central California." November: 5.
  • Rowhani A,; Smith R.J.; Golino, D.; Lima, M. (2007) Syrah decline:viral or non-viral? In: Smith, R.J. (ed) Proc. Syrah Vine Health Symposium, University of California, November 6, 2007:12–16.

  • Smith, R.; Prichard, T. (2007). "Using historical ETo to determine how much water to apply." (Web document): 3.
  • Smith, R.J. (2006). 2005 Hang Time Evaluation. Research Report Presented at Sonoma County Grape Day.: 4pp.
  • Smith, R. J. (2006). Early Season Powdery Mildew Infections. UCCE Sonoma County Viticulture Newsletter. April: 1.
  • Smith, R. J. (2006). Effect of Boron Fertilizer Applications on Grapevine Pruning Wounds on Bud Break, Boron Tissue Levels and Vine Yield. Santa Rosa,: 4.
  • Smith, R.J (2006). Effect of Boron Fertilizer Applications on Grapevine Pruning Wounds on Bud Break, Boron Tissue Levels and Vine Yield. Report for Sonoma County Grape Day.: 4.
  • Smith, R. J. (2006). "Harvest 2005." Wines and Vines 87(1): 101-102.
  • Smith, R. J.; Uyemoto, J.K., et al. (2006). "Investigations of necrotic unions in different clones of Pinot Noir on 110R." Am. J. Enol. Vitic 57(3): 386A.
  • Smith, R. J.; Varela, L.G. (2006). Mealybugs in California Vineyards.
  • Smith, R.J.; Varela, L.G. (2006). Monitoring vine mealybug with pheromone traps in North Coast vineyards. UCCE Sonoma County Publication.: 1.
  • Smith, R.J. (2006). Selected Resources: Wine and grape production and prices; Wine markets-domestic and foreign. Varietal Winegrape Production three-day short course binder, UC Davis Extension publication, UC Davis.
  • Miles, J.A.; Meyers, J.M., et al. (2006). "Smaller loads reduce risk of back injuries during wine grape harvest." Practical Winery & Vineyard 28(3): 8-25.
  • Varela, L.G.; Smith, R.J., et al. (2006). "Which mealybug is it - Why should you care?" Practical Winery & Vineyard 27(6): 5.
  • Prichard, T.L.; Lundquist, E.L., et al. (2005). "Effects of Regulated Deficit Irrigation on California North Coast Cabernet Sauvignon." Am. J. Enol. Vitic 56(3): 302A.
  • Varela, L.G.; Smith, R. J. (2005). "Fate of Vine Mealybug Planococcus ficus (Signoret) in Winery Waste." Am. J. Enol. Vitic 56(3): 313A.
  • Smith, R. J.; Varela, L.G. (2005). Grape, Obscure and Vine Mealybug Seasonal Lifecycles in the North Coast. Santa Rosa,
  • Smith, R. J. (2005). Hang Time Evaluation; UC Cooperative Extension Sonoma County. Santa Rosa,: 4.
  • Smith, R. J. (2005). "Harvest 2004." Wines and Vines 86(1): 82-83.
  • Varela, L.G.; Smith, R. J. (2005). "Managing Vine Mealybug in Winery Waste." Wine Business Monthly 12(12): 53-54.
  • Varela, L.G.; Smith, R.J. (2005). Monitoring vine mealybug with pheromone traps in North Coast vineyards. UCCE Sonoma County Publication.: 1.
  • Smith, R. J. (2005). Research Update: Esca and Young Esca Disease. UCCE Sonoma County Viticulture Newsletter. January: 6.
  • Smith, R. J. (2005). "Selected Commercial Laboratories in Northern and Central California." April: 5.
  • Smith, R.J. (2005). Soil Evaluation. Varietal Winegrape Production Short Course Binder. UC Davis Extension publication, UC Davis.: 5.
  • Smith, R. J. (2005). The effect of kaolin clay-based particle film applications and canopy manipulations on fruit composition and incidence of cluster damage due to sunburn in Cabernet Sauvignon grapevines. HortSci 40(4): 1068.

  • Smith, R. J. (2005). Trapping in 2005 for Vine Mealybug in Sonoma County. UCCE Sonoma County Viticulture Newsletter. April: 3.
  • Smith, R. J.; Varela, R.J. (2005). "Using Vine Mealybug Traps in the North Coast." CAPCA Adviser Jan/Feb: 13-14, 36.
  • Elkins, R.; Smith, R. J., et al. (2005). "Vineyard Consultants and Managers: Lake, Mendocino, Napa and Sonoma Counties."
  • Klonsky, K.M.; Smith, R. J., et al. (2004). 2004 Sample costs to produce organic wine grapes, Chardonnay North Coast Region - Sonoma County. UCCE Dept. of Agricultural and Resource Economics, Cost and Return Studies.
  • Smith, R. J. (2004). "A Comparative Guide for Late Season Cluster Disorders." August
  • Smith, R. J. (2004). Berry Shrivel North Coast 2003. Davis,: 8.
  • Smith, R. J. (2004). Berry Shrivel Update. Santa Rosa,: 4.
  • Smith, R.J. (2004). Diagnostic tests for Xylella fastidiosa. UCCE Sonoma County Publication.: 3.
  • UCCE Sonoma County Publication

  • Smith, R. J. (2004). "Harvest 2003." Wines and Vines 85(2): 43-44.
  • Weber, E.; Smith, R. J., et al. (2004). "Influence of Berry Shrivel on Mineral Nutrition in Cabernet Sauvignon Grapevines." Am. J. Enol. Vitic 55(3): 319A.
  • Smith, R. J. (2004). Measuring Low Volume Irrigation Distribution Uniformity. Santa Rosa Junior College Shone Farm,
  • Daane, K.M.; Smith, R.J., et al. (2004). Organic vineyard management in California. Brisbane, Australia, CABI Publishing.: 19.
  • Smith, R. J.; Varela, L.G. (2004). Pest I.D. Sheet for Mealybugs. Kenwood and Gerserville,
  • Smith, R. J. (2004). Protecting Grapevine Pruning Wounds from Infection. UCCE Sonoma County Viticulture Newsletter. January: 2.
  • Smith, R. J. (2004). The Origin of the Durell Syrah. FPS Grape Program Newsletter. October: 2.
  • Smith, R. J. (2004). "Trapping for vine mealybugs." American Vineyard 13(6): 8.
  • Smith, R. J. (2004). "Vine Mealybug 2004 Trapping Season." SCGGA News June: 1.
  • Smith, R. (2004). Vine Mealybug Trapping Season. UCCE Sonoma County Viticulture Newsletter. May: 2.
  • Smith, R. J. (2003). "Be on the lookout for vine mealybug when planting new vines." North Coast Wine Growers Vineyard Quarterly 5(2): 10-11.
  • Smith, R. J. (2003). "Berry Shrivel." North Coast Wine Growers Vineyard Quarterly 5(4): 14.
  • Smith, R. J. (2003). Berry Shrivel. Petaluma,: 4.
  • Smith, R. J. (2003). "Harvest 2002." Wines and Vines 84(2)
  • Smith, R. J. (2003). "Selected Commercial Laboratories in Northern and Central California." March: 6.
  • Weber, E.; Smith, R. J., et al. (2003). "Smaller Picking Tubs Reduce Back Injury Risk for Winegrape Pickers." UC Delivers
  • Smith, R.J.; Prichard, T. (2003). Using a Pressure Chamber in Wine Grapes. Irrigation Workshops, August 12-15.: 2. 

  • Smith, R. J. (2002). Glassy-winged sharpshooters and Xylella diseases: Information for the North Coast nursery and landscape industries. San Rafael,
  • Smith, R. J. (2002). "Harvest 2001." Wines and Vines 82(2): 31.
  • Smith, R.J.; Prichard, T. (2002). Sample Irrigation Scheduling Worksheets. Irrigation Workshops, August 12-15.: 2. 

  • Blake, P.; Smith, R. J. (2002). Utilization of composted mulch for erosion control in hillside vineyards. Santa Rosa,: 4.
  • Smith, R. J. (2002). Vine Mealybug in Sonoma County. UCCE Sonoma County Viticulture Newsletter. September: 6.
  • Smith, R. J. (2001). Development of vineyard irrigation management strategies to improve fruit quality 1998-2000.
  • Smith, R. J. (2001). "Harvest 2000." Wines and Vines 82(2): 34.
  • Hanson, B.; Prichard, T., et al. (2001). Irrigation of quality winegrapes using micro-irrigation techniques. Rohnert Park,
  • Smith, R. J. (2001). Pest I.D. Sheets for Powdery Mildew, Phomopsis and Botrytis. Sonoma County,
  • Smith, R. J. (2001). Proceedings American Society of Enology and Viticulture: Syrah Symposium. Proceedings American Society of Enology and Viticulture: Syrah Symposium, San Diego Concourse, San Diego, CA.
  • Weber, E.; Meyers, J., et al. (2001). "Reducing back injury during harvest." American Vineyard 10(6): 8-10.
  • Weber, E.; Meyers, J., et al. (2001). Reducing harvest back injury. Grape Grower Magazine. October
  • Smith, R. J. (2001). "Selected Commercial Laboratories in Northern and Central California." January: 4.
  • Smith, R. J. (2001). "Testing vineyard thermometers prior to frost season." American Vineyard 10(3): 36.
  • Smith, R. J. (2001). The effect of a natural plant compound on the incidence of Willamette mites on Cabernet Sauvignon vines. UC ANR Kearney Agricultural Center,
  • Baker, A,; Lewis, D., et al. (2001). Vineyard site assessment guide: A primer for effective interaction with resource and regulatory agencies in Sonoma County. UCCE/County of Sonoma.
  • Smith, R.J. (2001). "Viticultural performance of eleven clones of €˜Chardonnay €™grapevines." HortScience 36(3): 594.
  • Smith, R. J. (2001). Young Vine Decline Update. UCCE Sonoma County Viticulture Newsletter. December: 3.
  • Miles, J.A.; Meyers, J.M., et al. (2000). "CAL OSHA ergonomics standard: What does it mean for vineyard employers?" Practical Winery & Vineyard 21(1): 77-80.
  • Smith, R. J. (2000). Glassy-winged sharpshooters will increase the threat of Pierce'€™s disease. UCCE Sonoma County Viticulture Newsletter. March: 6.
  • Smith, R. J. (2000). "Harvest 1999." Wines and Vines 81(2): 32.
  • Miles, J.A.; Meyers, J.M., et al. (2000). High risk tasks for musculoskeletal disorders in agricultural field work. Proceedings for the XIVth Triennial Congress of the International Ergonomics Association. San Diego, CA,
  • Varela, L.G.; Smith, R.J. (2000). Pierce's Disease in the North Coast. Quick Field Guide - Sonoma County Publication.: 1.
  • Smith, R. J.; Varela, L.G. (2000). Pierce'€™s Disease in the North Coast.
  • Smith, R. J. (2000). Powdery mildew efficacy trial, GB Vineyards. Windsor,
  • Smith, R. J. (2000). Sediment collected in mulch plots as compared to control (no mulch) in Spring 2000. Petaluma,
  • Smith, R. (2000). UCCE Sonoma County Viticulture Newsletter. December
  • Smith, R. J. (2000). Viticultural performance of eleven Chardonnay clones in the Russian River Valley Region of Sonoma County. Santa Rosa,
  • Klonsky, K.; Smith, R. J., et al. (1999). 1999 Sample costs to establish a vineyard and produce wine grapes, Chardonnay - Sonoma County. UCCE Dept. of Agricultural and Resource Economics, Cost and Return Studies.
  • Smith, R. J. (1999). "Harvest 1998." Wines and Vines 80(2): 26.
  • Smith, R. J. (1999). Managing riparian vegetation to control Pierce's disease. UCCE Sonoma County Viticulture Newsletter. July: 3.
  • Smith, R. J.; Prichard, T., et al. (1999). Modification of wine characteristics through irrigation management. UC Department of Viticulture and Enology/Cooperative Extension Joint Conference, Modesto, CA.
  • Smith, R. J. (1999). Powdery Mildew Resistance Management. UCCE Sonoma County Viticulture Newsletter. July: 3.
  • Weber, E.; Smith, R. J. (1999). "Removal of Phylloxera in Napa and Sonoma Counties." Wines and Vines 80(4): 43-47.
  • Smith, R. J. (1999). "Selected Commercial Laboratories in Northern and Central California." December: 4.
  • Smith, R. J.; Prichard, T. (1999). Winegrape irrigation management strategy: deficit threshold with regulated deficit irrigation.
  • Miles, J.A.; Meyers, J.M., et al. (1998). Ergonomics risk factors for musculoskeletal disorders in wine grape vineyard work. Proceedings National Institute for Farm Safety Annual Mtg. Winnepeg, Canada,
  • Smith, R. J. (1998). Leaf gall forming phylloxera. UCCE Sonoma County Viticulture Newsletter. December: 2.
  • Smith, R. J. (1998). Phylloxera and Planting Survey Results. UCCE Sonoma County Viticulture Newsletter. December: 6.
  • Smith, R. J.; Weber, E. (1998). "Planting trends in Napa and Sonoma counties." Wines and Vines 80(2)
  • Thomas, C. S.; Gubler, W. D., et al. (1998). "Use of a weather station-based disease risk assessment for control of powdery mildew in California." Phytopathology 87(6): S36.
  • Smith, R. J. (1998). "Viticultural performance of thirteen rootstocks grafted to Chardonay in the Russian River Valley, Sonoma County, California." HortScience 33(3): 467.
  • Smith, R.J. (1997). Deficit irrigation: how much is too much? California Grower. 21: 10-11.
  • Zaccone, D.; Smith, R. (1997). Enzone and fertilizer treatments for phylloxera. Grape Grower. 29: 23-32.
  • Golino, D.A.; Rowhani, A.; Sim, S.; Cunningham, M.; Smith, R. (1997). "First report of grapevine Kober stem grooving in the United States." Plant Disease 81(9):1094.

  • Smith, R. J. (1997). "Soil evaluation." UCCE Sonoma County
  • Smith, R.J. (1996). Act now to prevent Eutypa dieback. California Grower. 20
  • Smith, R.J. (1996). Phylloxera and planting survey results. Grape Grower. 28(17): 22-26. 

  • Smith, R.J. (1996). Should you fumigate for oak root fungus? California Grower. 20: 21-22.
  • Smith, R. J. (1996). "Viticultural performance of eleven Chardonnay clones in Sonoma County." Am. J. Enol. Vitic 47(3): 347.
  • Smith, R.J. (1995). Harvest wrap-up, Sonoma County. Wines and Vines. 76(5)

  • Donaldson, D.; Steinmaus, S.; Smith, R.J.; Elmore, C.L.; Weber, E.; Varela, L. (1995). Mow and throw mulching for vineyard weed management. 47th Annual California Weed Science Conference, 65-67.

  • Smith, R.J. (1995). Sonoma County Cooperative Extension Farm Advisor Report. Department of Viticulture and Enology Biennial Report 1993 and 1994.L. Bisson.: 69-70.
  • Smith, R. J. (1995). "Vine response to four years of Enzone applications made to a phylloxera-infested vineyard." Am. J. Enol. Vitic 46(3): 408.
  • Walker, A. J.; Wolpert, J. A.; Weber, E.; Bettiga, L.; Smith, R.; Verdegaal, P (1994). Breeding rootstocks for California’s current and impending viticultural problems. Grape Grower. 26(4):11-17

  • Mercado-Martin, G.; Wolpert, J.A., et al. (1994). "Comparison of eleven clones and two field selections of Pinot Noir for sparkling wine production. I. Preliminary field performance." American Journal of Enology and Viticulture 45(3): 353.
  • Wolpert, J.; Walker, A., et al. (1994). Rootstocks and phylloxera: a status report for coastal and northern California. Vineyard Views.: 1-17.
  • Smith, R.J. (1994). The nation's vineyards in 1993, Sonoma County. Wines and Vines. 75(2)

  • Smith, R.J. (1994). The phylloxera picture in Sonoma and Napa counties. Wines and Vines. 75(8)

  • Wolpert, J.; Walker, A.; Weber, E.; Bettiga, L.; Smith, R.; Verdegaal, P. (1994). Use of phylloxera-resistant rootstocks in California: past, present, and future. Part I. Grape Grower. 26(1)

  • Wolpert, J.; Walker, A.; Weber, E.; Bettiga, L.; Smith, R.; Verdegaal, P. (1994). Use of phylloxera-resistant rootstocks in California: past, present, and future. Part II. Grape Grower. 26(2)

  • Wolpert, J.; Walker, A.; Weber, E.; Bettiga, L.; Smith, R.; Verdegaal, P. (1994). Use of phylloxera-resistant rootstocks in California: past, present, and future. Part III. Grape Grower. 26(3)

  • Smith, R.; Klonsky, K., et al. (1993). 1992 Sample costs to establish and produce wine grapes in Sonoma County. University of California Cooperative Extension, Department of Agricultural and Resource Economics, Cost and Return Studies.
  • Klonsky, K.; Tourte, L., et al. (1993). 1992 Sample costs to produce organic wine grapes in the North Coast with an annually sown cover crop. University of California Department of Agricultural and Resource Economics, Cost and Return Studies.
  • Klonsky, K.; Tourte, L., et al. (1993). 1992 Sample costs to produce organic wine grapes in the North Coast with resident vegetation. University of California Department of Agricultural and Resource Economics, Cost and Return Studies.
  • Smith, R. J. (1993). "A review of the 1992 vintage, Sonoma County." Wines and Vines 74(2)
  • Smith, R. J.; Wolpert, J.A., et al. (1993). "Cabernet Sauvignon vine performance on VR rootstocks in a fanleaf degeneration site." Am. J. Enol. Vitic 44(3)
  • Elmore, C.; Donaldson, D.; Klonsky, K.; Smith, R.; Varela, L.; Weber, E.; Williams, W. (1993). Cultural management of vine row weeds in North Coast vineyards. In: Proc. Cover Crops: A Practical Tool for Vineyard Management, American Society of Enology and Viticulture, Sacramento, June 22, 1993:16-25.

  • Smith, R.J. (1993). Sonoma County Cooperative Extension Viticulture Farm Advisor Report. Report of Department of Viticulture and Enology 1991 and 1992.L. Bisson and V. Borelli.
  • Elmore, C.L.; Smith, R.J., et al. (1993). "Use of cover crops for weed management in grape and tree fruits." HortSci 28(5)
  • Smith, R. J. (1993). "Vine response to Enzone applications in a Chardonnay vineyard infested with type B phylloxera." Am. J. Enol. Vitic 44(3): 356.
  • Smith, R. J. (1993). Vineyard Development. Vineyard Management Practices: An Environmental Approach to Development and Maintenance. Southern Sonoma County Resource Conservation District & USDA Soil Conservation Service.
  • Smith, R. J. (1992). "A review of the 1991 vintage, Sonoma County." Wines and Vines 73(2)
  • Rowhani, A.; Golino, D. A.; Verdegaal, P.; Smith, R.; Weber, E.; Walker, A.  (1992). "Grapevine fanleaf virus and tomato ringspot virus detection in vineyards in three California counties as determined by F(ab')2™ ELISA testing." Phytopathology 82(10): 1133.

  • Smith, R. J. (1992). "Rootstock battle continues throughout California -- Sonoma County." Grape Grower 24(9)
  • Smith, R. J. (1991). "A review of the 1990 vintage, Sonoma County." Wines and Vines 72(2)
  • Smith, R. J. (1991). "Starting a vineyard in Sonoma County." UCCE, County of Sonoma
  • Smith, R. J. (1990). "A review of the 1989 vintage, Sonoma County." Wines and Vines 71(2)
  • Smith, R. J. (1989). "A review of the 1988 vintage, Sonoma County." Wines and Vines 70(2)
  • Smith, R. J. (1989). Monitoring Soil Moisture in Vineyards. University of California Division of Agriculture and Natural Resources.
  • Biscay, P. J.; Williams, L.E., et al. (1989). Partitioning of nitrogen and potassium in Cabernet Sauvignon grapevines grown in the Napa Valley. Annual Report to W-158 Regional Research Project. Anaheim, CA,
  • Smith, R. J. (1988). "A review of the 1987 vintage, Sonoma County." Wines and Vines 69(2)
  • Gubler, W. D.; Stapleton, J. J.; Fogle, D.; Bettiga, L.; Verdegaal, P.; Smith, R.; Kelly, K. (1988). "Relationships among climate, primary inoculum source, dormant and post-emergence control sprays and grape powdery mildew in California." Phytopathology 78(12).

  • Smith, R. J. (1988). "Viticulture Outlook (Sonoma County)." Vineyard and Winery Mgmt 14: 3.
  • Smith, R. J.; Vossen, P (1987). "A review of the 1986 vintage, Sonoma County." Wines and Vines 68(2)
  • Jensen, F.; Andris, H., et al. (1987). The effect of fruit maturity and drying method on Thompson Seedless raisin characteristics and airstream sorter grades. Proceedings of the San Joaquin Valley Grape Symposium, Fresno, UCCE.
  • Smith, R. J.; Jensen, F., et al. (1987). The effects of time of pruning on yields and maturity of wine varieties. Proceedings San Joaquin Valley Grape Symposium, Fresno, UCCE.

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