Email Print Site Map
Cooperative Extension San Joaquin County
University of California
Cooperative Extension San Joaquin County

Paul S Verdegaal

Photo of Paul S Verdegaal
Farm Advisor
Cooperative Extension San Joaquin County
2101 East Earhart Avenue, Suite 200
Stockton, CA 95206
(209) 953-6119
psverdegaal@ucanr.edu Create VCard

Education

M.S. Plant Science-Viticulture, U. C Davis. 1990
B.S. Fermentation Science, U. C. Davis. 1976

Specialty

Viticulture, almonds

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

Bibliography

Peer Reviewed

  • Battany, M.; Urbez-Torres, J.R., et al. (2010). "Botryosphaeriaceae." Plant Disease 74(6): 717-724.
  • Pettygrove, G.; O'Geen, A.T., et al. (2008). "Soil-landscape model helps predict potassium supply in vineyards." Calif. Agric 62(4)
  • Metcalf, S.; Gradziel, T.M., et al. (2007). Field Evaluation of Almond Varieties. Proceedings of 33rd Almond Industry Conference, Modesto, CA.
  • Metcalf, S.; Gradziel, T.M., et al. (2006). Field Evaluation of Almond Varieties. Proceedings of 33rd Almond Industry Conference, Modesto, CA.
  • Cochran, R.C.; Gu, S., et al. (2005). "Effect of training-pruning regimes on Eutypa dieback and performance of Cabernet Sauvignon grapevines." Journal of Horticultural Science and Biotechnology 80(3): 313-318.
  • Buchner, R.; Connell, J.H., et al. (2005). Field Evaluation of Almond Rootstocks. Proceedings of 33rd Almond Industry Conference, Modesto, CA.
  • Metcalf, S.; Gradziel, T.M., et al. (2005). Field Evaluation of Almond Varieties. Proceedings of 33rd Almond Industry Conference, Modesto, CA.
  • Klonsky, K.; Brodt, Sonja, et al. (2004). "Influence of farm management style on adoption of biologically integrated farm practices in California." Renewable Agriculture and Food Systems 19(4): 237-247.
  • Al, et.; Christensen, P. (2003). Wine Grape Varieties of California. ANR Publication.
  • Verdegaal, Paul S. (2003). Wine Grape Varieties of California. ANR Publication.
  • Verdegaal, Paul S. (2002). Integrated Pest Management for Almonds.e. Al and L. Strand. ANR. Publication #3308
  • Gradziel, T.M.; Lampinen, B., et al. (2001). Almond Cultivar Evaluation Using Regional Trials. 27th Almond Industry Conference, Modesto, CA.
  • Verdegaal, Paul S. (2001). Integrated Pest Management for Almonds.e. Al and L. Strand. ANR. Publication #3308
  • Kester, D.E.; Lampinen, B., et al. (2000). Almond Cultivar Evaluation Using Regional Trials. 26th Almond Industry Conference, Modesto, CA.
  • Kester, D.E.; Micke, W.M., et al. (1999). Almond Cultivar Evaluation Using Regional Trials. Proceedings of 26th Almond Industry Conference, Modesto, CA.
  • Kester, D.E.; Micke, W.M., et al. (1998). Almond Cultivar Evaluation Using Regional Trials. Proceedings of 26th Almond Industry Conference, Modesto, CA.
  • Striegler, R.K.; Lake, C.B., et al. (1997). Influence of training system on growth, yield, fruit composition, and Eutypa. Proceedings of the Fourth International Symposium on Cool Climate Viticulture & Enology, San Diego, CA.
  • Roncoroni, J.; Elmore, C.L., et al. (1997). "Mulch plus herbicides effectively controls vineyard weeds." California Agriculture 51(2): 14-18.
  • Verdegaal, Paul S.; Kaya, H., et al. (1995). Control of ten-lined June beetle with insect parasitic nematodes. Proceedings of 23rd Annual Almond Research Conference, Modesto, CA.
  • Verdegaal, Paul S. (1995). Evaluation of Five Zinfandel clones and one Primitivo clone for red wine. Lodi appellation of California ASEV Clonal Symposium. Portland, Oregon,
  • Leavitt, G.M.; Stapleton, J.J., et al. (1995). "Leaf removal improves fungicide control of powdery mildew in SJV grapes." California Agriculture 49(5): 33-36.
  • Verdegaal, Paul S.; Prichard, T., et al. (1995). Residual effects of water deficits and irrigation strategies on almonds. Proceedings of 23rd Annual Almond Research Conference, Modesto, CA.
  • Kasimatis, A.N.; Wolpert, J.A., et al. (1995). "Viticulture performance of seven Cabernet Sauvignon clones in the northern San Joaquin Valley." Am. J. Enol 46(4): 437-441.
  • Jaffe, B.A.; Underwood, T, et al. (1994). "Effect of lime on Criconemella xenoplax." Journal of Nematology 26: 606-611.
  • Leavitt, G.M.; Stapleton, J.J., et al. (1994). "Integration of leaf removal and reduced fungicides applications for management of grape powdery mildew in the San Joaquin Valley." Journal Plant Pathology
  • Asai, W.; Prichard, T., et al. (1994). Residual effects of water deficits and irrigation strategies in almonds. Proceedings 22nd Annual Almond Industry Conference.
  • Asai, W.; Prichard, T., et al. (1993). Effects of water supply and irrigation strategies on almonds. Proceedings 21st Annual Almond Research Conference.
  • Al, et.; Flaherty, D.L. (1992). Grape Pest Management. DANR. Publication 3343
  • Verdegaal, Paul S.; Golino, D.A., et al. (1992). "Sampling Procedures to find Nepoviruses in Grapevines Need Improvement." California Agriculture 43(3): 11-13.
  • English-Loeb, G.; Karban, R., et al. (1991). "Vaccinating against Spider Mites." California Agriculture 45(1)
  • Rough, D.; van Steenwyk, R.A., et al. (1990). "Biology and Control of the Ten Lined June Beetle in Almonds." California Agriculture 74(4): 25-26.
  • Rous, C.; Verdegaal, Paul S., et al. (1990). Pruning Level and Leaf Removal Effects on Cabernet Sauvignon, (Vitis vinifera. Proceedings of 41st Annual Meeting of American Society for Viticulture and Enology.
  • Verdegaal, Paul S.; Mullen, R.J., et al. (1989). A Pre-Emergence Weed Control Trial in One-Year Old Nonpareil Almonds. County Publication.
  • Colbert, D.; Canevari, M., et al. (1989). Efficacy and Yield Comparison of Herbicides in Seedling Alfalfa in the Central Valley of California. Proc. Of Western Society of Weed Science. 42: 70-74.
  • Barnett, W.; Stapleton, J.J., et al. (1989). "Leaf Removal for Management of Diseases and Pests of Wine Grapes in the San Joaquin Valley." Phytopathology 79(10)
  • Prichard, T.; Verdegaal, Paul S. (1988). Response of Winegrapes (Chenin blanc) to Water-Induced Stress. I. Effects of Grape Yields and Vegetable Growth, Proceedings of 39th Annual Meeting of American Society for Viticulture and Enology.
  • Verdegaal, Paul S.; Prichard, T. (1988). Response of Winegrapes (Chenin blanc) to Water-Induced Stress I. Effects of Grape Yields and Vegetable Growth. Proceedings of 39th Annual Meeting of American Society for Viticulture and Enology.
  • Prichard, T.; Verdegaal, Paul S. (1988). Response of Winegrapes (Chenin blanc) to Water-Induced Stress: II Incidence of Botrytis Rot and Must Composition. Proceedings of 39th Annual Meeting of American Society for Viticulture and Enology.

Non-Peer Reviewed

  • Klonsky, K.M.; Verdegaal, Paul S., et al. (2012). 2012 Sample Costs to Establish a Vineyard and Produce Winegrapes in Crush District 11. San Joaquin County.
  • Verdegaal, Paul S. (2012). Mechanization Meeting Summary of Lodi Winegrape Commission Symposium. Mechanization Meeting Summary of Lodi Winegrape Commission Symposium.
  • Verdegaal, Paul S. (2012). "San Joaquin County summary for 2011." Wines and Vines
  • Schwankl, L.; Prichard, T.L., et al. (2010). Controlling Off-site Movement of Agricultural Chemical Residues in Winegrape Production. Pesticide Management Alliance Grant.
  • Rivers, D.; Verdegaal, Paul S. (2010). Pest Management Alliance II Project Final Report. Almond Research Conference Proceedings.
  • Verdegaal, Paul S.; Canevari, W.M. (2010). Wine Grape Weed Control 2010 Trial Results.
  • Rivers, D.; Verdegaal, Paul S. (2009). Pest Management Alliance II Project Summary. Almond Research Conference Proceedings.
  • Verdegaal, Paul S. (2009). "San Joaquin County Summary." Wines and Vines
  • Verdegaal, Paul S. (2009). San Joaquin County Viticulture. Annual summary.
  • Pettygrove, G.; Hideomi Minoshima, Stuart, et al. (2009). Spatial Variability of Soil K Fixation Within Vineyards of Californiaâ??s Lodi Winegrape District. Symposium-Terroir: Winegrapes and the Environment: I. Soil Science Society of America. Abstract #55657
  • Hideomi Minoshima, Stuart; Pettygrove, G., et al. (2009). Spatial Variability of Soil K Fixation Within Vineyards of California’s Lodi Winegrape District. Symposium-Terroir: Winegrapes and the Environment: I. Soil Science Society of America. Abstract #55657
  • al, et.; Wolpert, J.A. (2009). Syllabus for Varietal Wine Grape Production Short Course. University Extension publication.
  • Verdegaal, Paul S.; Canevari, W.M. (2009). Wine Grape Weed Control 2009 Trial Results.
  • Rivers, D.; Verdegaal, Paul S. (2008). Pest Management Alliance II Project Summary. Almond Research Conference Proceedings.
  • Klonsky, K.M.; Verdegaal, Paul S., et al. (2008). Sample Costs to Establish a Vineyard and Produce Winegrapes, San Joaquin Valley North, Crush District 11.
  • Verdegaal, Paul S.; Prichard, T.L., et al. (2007). Deficit Irrigation Strategies and the Influence of Extended Maturation on Vine Health, Fruit Yield and Quality: Syrah in Region III-IV. Dept. of Water Resources Project Annual Report.
  • Verdegaal, Paul S. (2007). "Harvest 2006: North America, San Joaquin County." Wines and Vines
  • Technical Advisor (2007). Lodi Winegrowers Workbook; A self assessment of integrated farming practices.. Storm, . Ohmart and e. al. Lodi-Woodbridge Winegrape Commission.
  • Connell, J.H.; Lampinen, B., et al. (2007). Regional Almond Variety Trials.
  • Duncan, R.A.; Holtz, B.A., et al. (2007). Sample Costs to Produce Organic Almonds, Micro-sprinkler Irrigation. San Joaquin Valley North.
  • Verdegaal, Paul S. (2007). Set Enhancement Trial of Malbec in 2006. Proceedings 55th Lodi Grape Day.
  • Verdegaal, Paul S.; Canevari, W.M., et al. (2007). Weed Control Research Progress Report.
  • Verdegaal, Paul S. (2006). Crop Digest San Joaquin County Newsletter. Crop Digest San Joaquin County Newsletter.J. Grant. Quarterly. 2006-2007
  • Verdegaal, Paul S. (2006). Hang Time Update: Review of Trials in Lodi District for 2005. Proceedings 54th Lodi Grape Day.
  • Verdegaal, Paul S. (2006). "Harvest 2005: North America, San Joaquin County." Wines and Vines
  • Connell, J.H.; Lampinen, B., et al. (2006). Regional Almond Variety Trials.
  • Smith, R.J.; Prichard, T.L., et al. (2006). Regulated Deficit Irrigation Management for Winegrapes. Dept. of Water Resources Project Report.
  • Verdegaal, Paul S.; Duncan, R.A., et al. (2006). Sample Costs to Establish an Orchard and Produce Almonds, Flood Irrigation. San Joaquin Valley North.
  • Verdegaal, Paul S.; Duncan, R.A., et al. (2006). Sample Costs to Establish an Orchard and Produce Almonds, Micro-sprinkler Irrigation. San Joaquin Valley North.
  • Verdegaal, Paul S. (2006). Variety Harvest Dates -Ten Year Average of Variety Trial in Lodi. San Joaquin County Publication.
  • Verdegaal, Paul S.; Canevari, W.M., et al. (2006). Weed Control Research Progress Report.
  • Verdegaal, Paul S. (2005-2007). In the Vineyard. Lodi-Woodbridge Winegrape Commission Grower Newsletter.
  • Verdegaal, Paul S. (2005). Crop Digest San Joaquin County Newsletter. Crop Digest San Joaquin County Newsletter.D. Boelk.
  • Verdegaal, Paul S. (2005). Hang Time to Harvest: A Review of Science and Experience. Proceedings 53rd Lodi Grape Day.
  • Verdegaal, Paul S. (2005). "Harvest 2004: North America, San Joaquin County." Wines and Vines
  • Connell, J.H.; Lampinen, B., et al. (2005). Regional Almond Variety Trials.
  • Klonsky, K.M.; Verdegaal, Paul S., et al. (2005). Sample Costs to Establish a Vineyard and Produce Wine Grapes. San Joaquin Valley North.
  • al, et.; Wolpert, J.A. (2005). Syllabus for Varietal Wine Grape Production Short Course. University Extension publication. University Extension Publication.
  • Verdegaal, Paul S. (2005). Variety Notes - Observations of Variety Trial in Lodi. San Joaquin County Publication.
  • Verdegaal, Paul S.; Canevari, W.M., et al. (2005). Weed Control Research Progress Report.
  • Verdegaal, Paul S. (2004). "Harvest 2003, San Joaquin County." Wines and Vines 85(2)
  • Connell, J.H.; Lampinen, B., et al. (2004). Regional Almond Variety Trials.
  • Verdegaal, Paul S. (2004). Statistics Overview: Separating Science, Sales and Snake Oil. Proceedings 52nd Lodi Grape Day.
  • Verdegaal, Paul S. (2003-2004). In the Vineyard. Lodi-Woodbridge Winegrape Commission Newsletter.
  • Verdegaal, Paul S. (2003). Evaluation of Five Syrah Clones on Two Rootstocks in the Lodi District-First Harvest. Proceedings 51st Lodi Grape Day.
  • Verdegaal, Paul S. (2003). Grape production in San Joaquin County. San Joaquin County Publication.
  • Connell, J.H.; Lampinen, B., et al. (2003). Regional Almond Variety Trials.
  • al, et.; Wolpert, J.A. (2003). Syllabus for Varietal Wine Grape Production Short Course. University Extension publication.
  • Verdegaal, Paul S. (2002). Forensic Viticulture: Experiences of a Farm Advisor. Proceedings 50th Lodi Grape Day.
  • Verdegaal, Paul S. (2002). "Harvest 2001, San Joaquin County." Wines and Vines 83(2)
  • Verdegaal, Paul S. (2002). "Harvest 2002, San Joaquin County." Wines and Vines 84(2)
  • Connell, J.H.; Lampinen, B., et al. (2002). Regional Almond Variety Trials.
  • Verdegaal, Paul S.; Mullen, R.J., et al. (2001). A Pre-Emergence Weed Control Study in Two Year Old Cabernet Sauvignon Grapes. County Publication.
  • Verdegaal, Paul S. (2001). "Harvest 2000, San Joaquin County." Wines and Vines 80(2)
  • Verdegaal, Paul S. (2001). Harvest Dates for Wine Varieties. San Joaquin County publication.
  • Verdegaal, Paul S.; Prichard, T.L. (2001). Imposing Water Deficits to Improve Wine Quality and Reduce Costs. County Publication.
  • Connell, J.H.; Lampinen, B., et al. (2001). Regional Almond Variety Trials.
  • Klonsky, K.; Verdegaal, Paul S., et al. (2001). Sample costs to establish and produce Cabernet Sauvignon in the Lodi appellation. San Joaquin County/LDGGA/LWWC publication.
  • Verdegaal, Paul S.; Mullen, R.J., et al. (2000). A Pre-Emergence Weed Control Study in Two Year Old Cabernet Sauvignon Grapes. County Publication.
  • Verdegaal, Paul S. (2000). "Harvest 1999, San Joaquin County." Wines and Vines 80(2)
  • Verdegaal, Paul S. (2000). Lodi Winegrowers Workbook; A self assessment of integrated farming practices.. Mathiasson, . Ohmart and e. Al. LWWC.
  • Connell, J.H.; Micke, W.C., et al. (2000). Regional Almond Variety Trials.
  • Verdegaal, Paul S. (2000). Variety Selection. San Joaquin County publication.
  • Verdegaal, Paul S.; Prichard, T.L. (2000). Wine Grape Water Use and the Effects of Water Deficits. San Joaquin County publication.
  • Verdegaal, Paul S. (1999). "Harvest 1998, San Joaquin County." Wines and Vines 80(2, Annual Vineyard Issue)
  • Connell, J.H.; Micke, W.C., et al. (1999). Regional Almond Variety Trials.
  • Striegler, R.K.; Lake, C.B., et al. (1998). "Cabernet Sauvignon Grapevines, How Training System and Soil Type Influence Yield and Quality." American Vineyard
  • Verdegaal, Paul S. (1998). Crop Level and Canopy Management of Zinfandel for Red Wine in the Lodi-Woodbridge District of California. 49th Annual ASEV meeting. Sacramento, CA,: 35.
  • Verdegaal, Paul S. (1998). "Harvest 1997, San Joaquin County." Wines and Vines 79(2, Annual Vineyard Issue)
  • Verdegaal, Paul S. (1998). In the Vineyard. Lodi-Woodbridge Winegrape Commission Newsletter.
  • Connell, J.H.; Micke, W.C., et al. (1998). Regional Almond Variety Trials.
  • Verdegaal, Paul S. (1998). Whatâ??s the Viticultural Outlook for the Next Couple of Years? San Joaquin County, Vineyard and Winery Management.
  • Verdegaal, Paul S. (1998). What’s the Viticultural Outlook for the Next Couple of Years? San Joaquin County, Vineyard and Winery Management.
  • Verdegaal, Paul S. (1997). Calendar of Operations. San Joaquin County publication.
  • Verdegaal, Paul S. (1997). Grape Production in San Joaquin County. San Joaquin County publication.
  • Verdegaal, Paul S. (1997). "Harvest 1996, San Joaquin County." Wines and Vines 78(2, Vineyard Issue)
  • Prichard, T.L.; Verdegaal, Paul S., et al. (1997). Influence of Deficit Irrigation, Crop Load and Leaf Removal on Cabernet Sauvignon. Proceedings at 48th Annual ASEV meeting, San Diego, CA.
  • Viveros, M.; Micke, W.C., et al. (1996). Almond regional variety trials. Pomology Department, UC Davis.
  • Kasimatis, A.N.; Wolpert, J.A., et al. (1996). "Cabernet Sauvignon clonal selections evaluated." Practical Winery and Vineyard September-October 1996: 13-17.
  • Verdegaal, Paul S. (1996). "Check for viruses before propagation." California Grower
  • Verdegaal, Paul S.; Kaya, H., et al. (1996). Control of ten-lined June beetle with insect parasitic nematodes. Proceedings of 24th Annual Almond Research Conference, Modesto, CA.
  • Verdegaal, Paul S. (1996). "Grape production in San Joaquin County." San Joaquin County Farm Bureau News
  • Verdegaal, Paul S. (1996). Grape Production in San Joaquin County. San Joaquin County publication.
  • Verdegaal, Paul S. (1996). Implementing integrated farm management systems for winegrapes: interim report. Lodi-Woodbridge Winegrape Commission Research/IPM Program Update.
  • Verdegaal, Paul S. (1996). Modification of wine characteristics through irrigation management. Lodi-Woodbridge Winegrape Commission Research/IPM Program Update.
  • Verdegaal, Paul S. (1996). "Planting considerations for vineyards." California Grower
  • Verdegaal, Paul S. (1996). "Post-plant Vineyard Care." California Grower
  • Verdegaal, Paul S. (1996). "The nationâ??s vineyards in 1995: San Joaquin County." Wines and Vines 77
  • Verdegaal, Paul S. (1996). "The nation’s vineyards in 1995: San Joaquin County." Wines and Vines 77
  • Verdegaal, Paul S.; Prichard, T.L. (1996). Vineyard Irrigation Systems. County Publication.
  • Verdegaal, Paul S. (1995). Grape production in San Joaquin County. San Joaquin County publication.
  • Klonsky, K.; Verdegaal, Paul S., et al. (1995). Sample costs to establish and produce wine grapes in the Lodi appellation. San Joaquin County/LDGGA publication.
  • al, et.; Wolpert, J.A. (1995). Syllabus for Varietal Wine Grape Production Short Course. University Extension publication.
  • Verdegaal, Paul S. (1995). "The Nationâ??s Vineyards in 1994: San Joaquin County." Wines and Vines 76
  • Verdegaal, Paul S. (1995). "The Nation’s Vineyards in 1994: San Joaquin County." Wines and Vines 76
  • Verdegaal, Paul S.; Prichard, T. (1995). Vineyard irrigation systems. San Joaquin County publication.
  • Verdegaal, Paul S. (1994). "Challenges for San Joaquin County Viticulture." San Joaquin County Farm Bureau News(Lodi Grape Festival Edition)
  • Verdegaal, Paul S. (1994). Control of ring nematode/bacterial canker almonds with Enzone. Proceedings 22nd Annual Almond Industry Conference.
  • Verdegaal, Paul S. (1994). Grape production in San Joaquin County. San Joaquin County publication.
  • Verdegaal, Paul S. (1994). "The 1993 Grape Season." San Joaquin County Farm Bureau News
  • Verdegaal, Paul S. (1994). "The Nationâ??s Vineyards in 1993: San Joaquin County." Wines and Vines 75(Vineyard issue)
  • Verdegaal, Paul S. (1994). "The Nation’s Vineyards in 1993: San Joaquin County." Wines and Vines 75(Vineyard issue)
  • Verdegaal, Paul S. (1993). "Almonds in 1993." San Joaquin County Farm Bureau News
  • Verdegaal, Paul S. (1993). "Early Harvests and a Tight Budget." San Joaquin County Farm Bureau News
  • Verdegaal, Paul S. (1993). "Grape Production in San Joaquin County." San Joaquin County Farm Bureau News(Lodi Grape Festival Edition)
  • Verdegaal, Paul S. (1993). "The Nation’s Vineyards in 1992: San Joaquin County." Wines and Vines 74(Vineyard issue)
  • Verdegaal, Paul S. (1992). "Contributor, Rootstock Battle Continues Throughout California." Grape Grower 24(9)
  • Verdegaal, Paul S.; Grant, J.A. (1992). Implementing a Local Automated Weather and Pest Management Information Network. 1992 Annual Report. University of California Statewide IPM Project.
  • Verdegaal, Paul S. (1992). "Postplant Vineyard Care." Grape Grower 24(2)
  • Verdegaal, Paul S. (1992). "Season Summary." San Joaquin County Farm Bureau News
  • Verdegaal, Paul S. (1992). "The Nationâ??s Vineyards in 1991: San Joaquin County." Wines and Vines 73(Vineyard issue)
  • Verdegaal, Paul S. (1992). "The Nation’s Vineyards in 1991: San Joaquin County." Wines and Vines 73(Vineyard issue)
  • Verdegaal, Paul S. (1991). "Harvest." Wines and Vines 72(2)
  • Verdegaal, Paul S.; Prichard, T., et al. (1991). "New Irrigation Strategies Help Wine Grape Growers Cope with Limited Water Supplies." Soil and Water(80)
  • Leavitt, G.M.; Stapleton, J.J., et al. (1991). Possible Integrated Management of Grape Powdery Mildew (Uncinula necator. Proc. XII International Plant Protection Congress, Rio de Janeiro, Brazil, Plant Protection Quarterly.
  • Verdegaal, Paul S. (1990). "The nationâ??s vineyards in 1989: San Joaquin County." Wines and Vines 71(2)
  • Verdegaal, Paul S. (1990). "The nation’s vineyards in 1989: San Joaquin County." Wines and Vines 71(2)
  • Verdegaal, Paul S. (1989). "1988 in the Vineyards: San Joaquin County." Wines and Vines 70(2)
  • Verdegaal, Paul S. (1988). "Enthusiasm Builds in San Joaquin Grape Harvest." San Joaquin County Farm Bureau News
  • Gubler, D.; Stapleton, J.J., et al. (1988). "Relationships Among Climate, Primary Inocculum Source, Dormant and Post-Emergence Control Sprays, Grape Powdery Mildew in California." Phytopathology 78(12)
  • Verdegaal, Paul S. (1988). "The Nationâ??s Vineyard Year: San Joaquin County." Wines and Vines 69(2)
  • Verdegaal, Paul S. (1988). "The Nation’s Vineyard Year: San Joaquin County." Wines and Vines 69(2)
  • Verdegaal, Paul S. (1987). "Charting the 1986 Vineyard Year: San Joaquin County." Wines and Vines 68(2)
  • Verdegaal, Paul S. (1987). "Crown Gall Increasing as Problem in California Vineyards." California Fruit Grower 64(2)
  • Verdegaal, Paul S. (1987). "Weather, Easing Market Dampen Vintage Year." San Joaquin Farm Bureau News
  • Verdegaal, Paul S. (1987). "Zinfandel Rally San Joaquin Grape Highlight." San Joaquin Farm Bureau News
  • Verdegaal, Paul S. from http://westernfarmpress.com/san-joaquin-county-growers-shaking-average-size-almond-crop.
  • Verdegaal, Paul S. from http://westernfarmpress.com/san-joaquin-county-growers-shaking-average-size-almond-crop.

California Agriculture Article Contributions

ANR Workgroup Associations

Return to Staff list

Webmaster Email: mdhachman@ucdavis.edu