Fruit and Nuts
University of California
Fruit and Nuts

Katherine Jarvis-Shean

Photo of Katherine Jarvis-Shean
Orchard Systems Advisor
Woodland Administrative Office
70 Cottonwood St
Woodland, CA 95695
530-377-9528
kjarvisshean@ucanr.edu Create VCard

Also in:
Yolo County

Education

Ph.D. Horticulture & Agronomy, UC Davis. 2013
M.S. International Agricultural Development, UC Davis. 2013
B.A. History, Harvard University. 2005

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

Bibliography

Peer Reviewed

  • Jarvis-Shean, K.; Fulton, A.; Doll, D.; Lampinen, B.; Hanson, B.; Baldwin, R.; Lightle, D.; Vinsonhaler, B. (In Press). Young Orchard Handbook. University of California Division of Agriculture and Natural Resources.
  • Jarvis-Shean, K., Zwieniecki, M., Marino, G., Fort, K. (In Press) Effectiveness and Mechanisms of Dormancy Breaking Treatments for Walnuts. Acta Horticulturae

  • Jarvis-Shean, K., Lampinen, B., Metcalf, S., Leslie, C., DeBuse, C. (In Press) Horticultural Evaluation of Clonal Walnut Rootstocks. Acta Horticulturae

  • Niederholzer, F.J.A., Milliron, L., Krueger, W., Jarvis-Shean, K., DeBuse, C., Gordon, P., Lightle, D., Gilles, M., Buchner, R. (2022) Weather conditions contributing to crop failure in 'Improved French' prune grown in California. Acta Horticulturae 1342: 329-336 DOI: 10.17660/ActaHortic.2022.1342.46

  • Jarvis-Shean, K., Buchner, R., Niederholzer, F., DeJong, T.M. , Castro, S., DeBuse, C. (2021). Field evaluation of Prunus rootstocks for use in dried prune production. Acta Horticulturae. 1322, 139-146. https://doi.org/10.17660/ActaHortic.2021.1322.21

  • Holland, L.; Trouillas, F.; Nouri, M.; Lawrence, D.; Crespo, M.; Doll, D.; Duncan, R.; Holtz, B.; Culumber, C.M.; Yaghmour, M.; Niederholzer, F.; Lightle, D.; Jarvis-Shean, K.; Gordon, P.; Fichtner, E. (2020). Fungal Pathogens Associated With Canker Diseases of Almond in California. Plant Disease. December. https://doi.org/10.1094/PDIS-10-19-2128-RE
  • Prats-Llinas, M.T., DeJong, T.M., Jarvis-Shean, K.S., Girona, J., Marsal, J. (2019). Performance of a Chill Overlap Model for Predicting BudBreak in Chardonnay Grapevines over a Broad Range of Growing Conditions. American Journal of Enology and Viticulture. 70:1, 50-59.

  • Sperling, O.; Kamai, T.; Tixier, A.; Davidson, A. Jarvis-Shean; Raveh, E.; DeJong, T.; Zwieniecki, M. (2019). Predicting bloom dates by temperature mediated kinetics of carbohydrate metabolism in deciduous trees. Agricultural and Forest Meteorology. 276-277. October 15.
  • Pope, K. S. and T. M. DeJong (2017). Modeling spring phenology and chilling requirements using the chill overlap framework. Acta Horticulturae. 1160, 179-183.
  • Darbyshire, R.; Goodwin, I., Pope (Jarvis-Shean), K. (2017). Modelling Flowering Phenology in Cripps Pink Apple using a Dynamic Heat Threshold. Acta Horticulturae. 1160, 185-191.

  • Darbyshire, R.; Pope (Jarvis-Shean), K.; Goodwin, I. (2016). "An evaluation of the chill overlap model to predict flowering time in apple tree." Scientia Horticulturae(198)
  • Jarvis-Shean, K., Da Silva, D., Willits, N., DeJong, T. M. (2015). "Using non-parametric regression to model dormancy requirements in almonds." Acta Horticulturae. (1068):133-140

  • Pope (Jarvis-Shean), K.S. *, Dose, V., Da Silva, D., Brown, P.H., DeJong, T.M. (2015). "Nut crop yield records show bud-break based chilling requirements may not reflect yield decline chill thresholds." International Journal of Biometeorology

  • Pope (Jarvis-Shean), K. S.; Da Silva, D.; Brown, P. H.; DeJong, T. M. (2014). "A biologically based approach to modeling spring phenology in temperate deciduous trees." Agricultural and Forest Meteorology 198: 15-23.
  • Pope (Jarvis-Shean), K. S., Brown, P. H., Dose, V., Da Silva, D., DeJong, T. M. (2014). "Yield potential analysis to model dormancy requirements in pistachio." Acta Horticulturae. (1028) 103-106

  • Pope (Jarvis-Shean), Katherine S.; Dose, Volker; Da Silva, David; Brown, Patrick H.; Leslie, Charles A.; DeJong, Theodore M. (2013). "Detecting nonlinear response of spring phenology to climate change by Bayesian analysis." Global Change Biology 19(5): 1518-1525.

Non-Peer Reviewed

  • Duncan, R., Connell, J., Jarvis-Shean, K., Brar, G., Yaghmour, M. (January 2022) Field Evaluation of Almond Rootstocks. Annual Report, Almond Board of California

  • Milliron, L., Smith, E., Jarvis-Shean, K., Hasey, J. (Jun 2022) Walnut Orchard Management: July & August 2022, Sacramento Valley Walnut News

  • Jarvis-Shean, K. (September 2022) September Walnut Orchard Tasks, Pacific Nut Producer Magazine

  • Brar, G., Jarvis-Shean, K., Pathak, T., Gordon, P. "Climate Change Part 6: Adaptation" Growing the Valley (2/8/2022) www.growingthevalleypodcast.com (Edition 182)

  • Jarvis-Shean, K., Gordon, P. "Walnut Dormancy with Katherine Jarvis-Shean" Growing the Valley (5/3/2022) www.growingthevalleypodcast.com (Edition 193)

  • Jarvis-Shean, K., Pierce, C. (Jun 2022) Mid to Late-season Drought Strategies for Walnut Orchards, Sacramento Valley Walnut News

  • Haviland, D., Jarvis-Shean, K., Long, R., Niederholzer, F. (Apr 2022) Protecting Sacramento Valley Waterways from Pyrethroid Exceedances. CAPCA Advisor Magazine

  • Jarvis-Shean, K., Baldwin, R. (Jan 2022) Late Winter to Early Spring is the Most Effective Time for Gopher Management, Sacramento Valley Almond News

  • Niederholzer, F., Jarvis-Shean, K., Milliron, L., Pierce, C. (Apr 2022) Irrigating Freeze Damaged Almonds in a Drought, Sacramento Valley Almond News

  • Niederholzer, F., Jarvis-Shean, K., Milliron, L., Pierce, C. (Apr 2022) Fertilizing Almonds after a Frost, Sacramento Valley Almond News

  • Niederholzer, F., Contreras, A., Jarvis-Shean, K., Milliron, L., Smith, E. (Jun 2022) Pre- & Post-Harvest Almond Orchard Management Considerations, Sacramento Valley Almond News

  • Jarvis-Shean, K. (Oct 2021) Fall Walnut Orchard Management Considerations, Sacramento Valley Walnut News

  • Jarvis-Shean, K., Duncan, R., Connell, J., Milliron, L. "Rootstocks Part 3: Almond Rootstock with Katherine Jarvis-Shean, Roger Duncan, Joe Connell" Growing the Valley (11/26/2021) www.growingthevalleypodcast.com (Edition 171)

  • Smith, E., Jarvis-Shean, K., Niederholzer, F. (Oct 2021) Fall Almond Orchard Management Considerations, Sacramento Valley Almond News

  • Jarvis-Shean, K., Connell, J. (Oct 2021) Climate & Management Considerations for Future Almond Orchards, Sacramento Valley Almond News

  • Jarvis-Shean, K. (December 2021) September Walnut Orchard Tasks, Pacific Nut Producer Magazine

  • Jarvis-Shean, K., Fort, K., Zwieniecki, M., Marino, G. (December 2021) Effectiveness and Mechanisms of Dormancy Breaking Treatments for Walnuts - June 1, 2021-March 31, 2022. Annual Report, California Walnut Board

  • Westphal, A., Jarvis-Shean, K., Fichtner, E., Nouri, M.T. (December 2021) Pre- and Post-Plant Remedies for Nematode Infestations of Walnut Orchards

  • Milliron, L., Niederholzer, F., Jarvis-Shean, K. (2021). Almond Management Considerations: Spring & Early Summer. Sacramento Valley Almond News. March 2021.

  • Wauters, V., Gaudin, A., Williams, N., Jarvis-Shean, K., Hanson, B., Haring, S., Hodson, A., Sandoval Solis, S. Synk, B., Westphal, A., Wilson, H (2021). Cover Crop Best Management Practices. Almond Board of California. August 2021.

  • Williams, N., Gaudin, A., Wauters, V., Jarvis-Shean, K. (2021). Cover Crop BMP Development. Annual report. Almond Board of California. January 2021.

  • Jarvis-Shean, K., Fulton, A. (2021). Drought Strategies for Walnut Orchards. Sacramento Valley Walnut News. July 2021.

  • Culumber, C.M., Lampinen, B., Fichtner, E., Gordon, P., Jarvis?Shean, K., Ferguson, L., Metcalf, S., Contador, M.L., Syverson, D., Nguyen, T. (2021). Evaluation of new training system approaches for pistachio. Proceedings of the American Society for Horticultural Science, 2021.

  • Duncan, R., Connell, J., Jarvis-Shean, K., Brar, G., Yaghmour, M. (2021). Field Evaluation of Almond Rootstocks. Annual Report, Almond Board of California. January 2021.

  • Wauters, V., Jarvis-Shean, K., Gaudin, A. (2021). Intentional and robust collaboration improves agriculture best management practices guide: A case study of cover crops in almonds. Proceedings of the Engagement Scholarship Consortium.

  • Jarvis-Shean, K., Fulton, A. (2021). Irrigating with lower quality water? What to consider first. Sacramento Valley Almond News. March 2021.

  • Brown, P.H., Jarvis-Shean, K. (2021). Lean Price Year Nutrient Management. Sacramento Valley Almond News. March 2021.

  • Niederholzer, F., Milliron, L., Jarvis-Shean, K., Gordon, P., Gillis, M. (2021). Managing Heat at Bloom in 'French' Prune. Annual Report, California Prune Board. January 2021.

  • Niederholzer, F., Milliron, L., Jarvis-Shean, K., Symmes, E. (2021). Orchard Considerations for Bloom and Beyond, 2021. Sacramento Valley Prune News. Mar 2021.

  • Jarvis-Shean, K., Milliron, L., Hasey, J. (2021). Orchard Management Considerations: Budbreak through Early Summer. Sacramento Valley Walnut News. March 2021.

  • Smith, E., Niederholzer, F., Jarvis-Shean, K., Milliron, L. (2021). Pre- & Post-Harvest Almond Orchard Management Considerations. Sacramento Valley Almond News. July 2021.

  • Jarvis-Shean, K. (2021). September Walnut Orchard Tasks. Pacific Nut Producer Magazine. September 2021.
  • Niederholzer, F., Milliron, L., Jarvis-Shean, K. (2021). Spring & Early Summer Orchard Considerations. Sacramento Valley Prune News. Apr 2021.

  • Smith, E., Jarvis-Shean, K., Hasey, J., Milliron, L. (2021). Pre- & Post-Harvest Almond Orchard Management Considerations. Sacramento Valley Almond News. July 2021.

  • Jarvis-Shean, K., Zwieniecki, M. (2021). What new research into carbohydrates is teaching us about California orchards. Sacramento Valley Walnut News. January 2021.

  • Klassen, P.; Jarvis-Shean, K.; Brown, P.H. (2020). 4Rs and Walnut Nitrogen Management. Coalition for Urban Rural Environmental Stewardship (CURES). 4. July. www.curesworks.org/pdfs/pubs/walnuts.pdf
  • Niederholzer, F.; Milliron, L.; Jarvis-Shean, K. (2020). Almond Management Considerations: Spring & Early Summer. Sacramento Valley Almond News. April.
  • Jarvis-Shean, K. (2020). August Walnut Orchard Tasks. Pacific Nut Producer Magazine. August.
  • Duncan, R., Jarvis-Shean, K., Connell, J. (2020). Consider Alternative Rootstocks for a More Profitable Almond Orchard. West Coast Nut. Nov 23, 2020.

  • Jarvis-Shean, K. (2020). Effectiveness and Mechanisms of Dormancy Breaking Treatments for Walnuts - June 1, 2020-May 31, 2021. Annual Report, California Walnut Board. December 2020.
  • Jarvis-Shean, K.; Hasey, J. (2020). Ethephon in a Straggled Leaf-Out, Lean Price Year. Sacramento Valley Walnut News. June.
  • Jarvis-Shean, K. (2020). Fall Orchard Management Considerations. Sacramento Valley Walnut News. September.
  • Jarvis-Shean, K. (2020). Fall Walnut Orchard Management Considerations. Sacramento Valley Walnut News. Sept 2020.
  • Duncan, R.; Connell, J.; Jarvis-Shean, K.; Brar, G.; Yaghmour, M. (2020). Field Evaluation of Almond Rootstocks. Annual Report, Almond Board of California. January.
  • Gaudin, A.; Jarvis- Shean, K.; Wauters, V.; Yaghmour, M. (2020). Getting started with cover crops in almond systems. West Coast Nut Magazine. September.
  • Fulton, A., Milliron, L., Jarvis-Shean, K. (2020). Information to Help Make Irrigation Decisions in Orchards. West Coast Nut. October 2020.

  • Gaudin, A., Jarvis-Shean, K., Gordon, P. (2020). Introduction to Cover Crops. Growing the Valley.P. Gordon. 11/10/2020. www.growingthevalleypodcast.com

  • Jarvis-Shean, K. (2020). Leaf-out Problems in Pistachio and Walnut. SacValleyOrchards.com Blog. May 7.
  • Jarvis-Shean, K. (2020). Monitoring Clonal Rootstock Trial (Solano County -2020). Annual Report, California Walnut Board. December 2020.
  • Milliron, L.; Gradziel, T.; Jarvis-Shean, K. (2020). Monterey and the Leafing Failure 2020: What are we seeing? SacValleyOrchards.com Blog. April 22.
  • Milliron, L.; Gradziel, T.; Jarvis-Shean, K.; Lampinen, B.; Zwieniecki, M. (2020). Monterey and the Leafing Failure 2020: What could be causing it? SacValleyOrchards.com Blog. April 22.
  • Niederholzer, F.; Symmes, E.; Jarvis-Shean, K.; Milliron, L. (2020). Orchard Considerations for Bloom and Beyond. Sacramento Valley Prune News. February.
  • Jarvis-Shean, K.; Symmes, E.; Milliron, L.; Hasey, J. (2020). Orchard Management Considerations: Budbreak through Early Summer. Sacramento Valley Walnut News. March.
  • Jarvis-Shean, K. (2020). Post-Harvest Orchard Management Considerations. Sacramento Valley Almond News. October 2020.
  • Niederholzer, F.; Jarvis-Shean, K.; Milliron, L. (2020). Pre- & Post-Harvest Almond Orchard Management Considerations. Sacramento Valley Almond News. June.
  • Niederholzer, F., Jarvis-Shean, K. (2020). Pre-Harvest & Harvest Prune Orchard Considerations. Sacramento Valley Prune News. July.

  • Jarvis-Shean, K.; Hasey, J.; Milliron, L. (2020). Pre-Harvest Walnut Orchard Management. Sacramento Valley Walnut News. June.
  • Jarvis-Shean, K. (2020). Rootstock trial for boron tolerance – 2019 Update. Sacramento Valley Almond News. April.
  • Jarvis-Shean, K. (2020). September Walnut Orchard Tasks. Pacific Nut Producer Magazine. December 2020.
  • Milliron, L.; Niederholzer, F.; Jarvis-Shean, K. (2020). Spring & Early Summer Orchard Considerations. Sacramento Valley Prune News. April.
  • Milliron, L.; Jarvis-Shean, K. (2020). Tree and Orchard Replanting Considerations in a Lean Price Year. Sacramento Valley Walnut News. September.
  • Milliron, L., Jarvis-Shean, K. (2020). Tree and Orchard Replanting Considerations in a Lean Price Year. Sacramento Valley Walnut News. Sept 2020. 

  • Jarvis-Shean, K.; Milliron, L. (2020). Walnut Nitrogen Management. Growing the Valley.L. Milliron. July 8. www.growingthevalleypodcast.com
  • Jarvis-Shean, K. (2020). Winter Chill Wrap Up 2020. West Coast Nut Magazine. April.
  • Jarvis-Shean, K.; Buchner, R.; Niederholzer, F.; DeJong, T.; Castro, S.; DeBuse, C. (2019). 2019 Field Evaluation of Prune Rootstocks at Wolfskill. Annual report, California Dried Plum Board. December.
  • Jarvis-Shean, K. & Symmes (2019). Almond Management Considerations: Spring & Early Summer. Sacramento Valley Almond News. March.
  • Milliron, L.; Niederholzer, F.; Lightle, D.; and Jarvis-Shean, K. (2019). California’s prune orchard of the future. Progressive Crop Consultant. July.
  • Jarvis-Shean, K. & Lightle (2019). Cover Crop Seed Selection. Sacramento Valley Almond News. July.
  • Jarvis-Shean, K.; Zwieniecki, M. (2019). Effectiveness and Mechanisms of Dormancy Breaking Treatments for Walnuts. Annual report, California Walnut Board. December.
  • Lampinen, B.; Culumber, C.M.; Fichtner, E.; Gordon, P.; Jarvis-Shean, K.; Ferguson, L.; Metcalf, S.; Contador, L.; & Nguyen, T. (2019). Evaluating new training systems for pistachio. Annual report. California Pistachio Research Board. January.
  • Wolter, D.; Niederholzer, F.; Jarvis-Shean, K. (2019). Fall & Winter Almond Orchard Management Considerations. Sacramento Valley Almond News. October.
  • Wolter, D.; Jarvis-Shean, K.; & Symmes, E. (2019). Fall and Winter Walnut Management Considerations. Sacramento Valley Walnut News. September.
  • Jarvis-Shean, K. (2019). Fruit Thinning & Harvest Timing. California Dried Plums Grower Newsflash. May.
  • Jarvis-Shean, K. (2019). July Walnut Orchard Tasks. Pacific Nut Producer. July.
  • Milliron, L.; Jarvis-Shean, K.; Niederholzer, F. (2019). Long Pruning for Greater Early Yields. Sacramento Valley Prune News. October.
  • Niederholzer, F.; Milliron, L.; Lightle, D.; Jarvis-Shean, K.; Gordon, P.; Gillis, M. (2019). Managing heat at bloom in 'French' prune, 2019. Annual report, California Dried Plum Board. December.
  • Jarvis-Shean, K.; Archer, L.; Lampinen, B.; DeBuse, C.; Leslie, C.; & Metcalf, S. (2019). Monitoring Clonal Rootstock Trials (Solano County - 2018). Annual report. California Walnut Board. January.
  • Jarvis-Shean, K.; Hoffman, O.; Lampinen, B.; DeBuse, C.; Leslie, C.; Metcalf, S. (2019). Monitoring Clonal Rootstock Trials (Solano County - 2019). Annual report, California Walnut Board. December.
  • Symmes, E.; Niederholzer, F.; Jarvis-Shean, K.; & Milliron, L. (2019). Orchard Considerations for Bloom and Beyond. Sacramento Valley Prune News. February.
  • Jarvis-Shean, K.; Emily J. Symmes & Hasey, J. (2019). Orchard Management Considerations: Budbreak through Early Summer. Sacramento Valley Walnut News. March.
  • Jarvis-Shean, K.; Connell, J.; Brown, P.H. (2019). Potassium management for sustained almond yields. Sacramento Valley Almond News. October.
  • Westphal, A.; Jarvis-Shean, K.; Fichtner, E.; Milliron, L. (2019). Pre- and Post-Plant Remedies for Nematode Infestations of Walnut Orchards. Annual report, California Walnut Board. December.
  • Jarvis-Shean, K. & Symmes (2019). Pre-Harvest & Harvets Prune Orchard Considerations. Sacramento Valley Prune News. August.
  • Buchner, R.; Niederholzer, F.; Jarvis-Shean, K.; Lightle, D.; Symmes, E.; Milliron, L.; Murdock, J.; Sumner, D. (2019). Sample Costs to Establish and Produce Almonds in the Sacramento Valley.
  • Jarvis-Shean, K. (2019). September Walnut Orchard Tasks. Pacific Nut Producer. September.
  • Wolter, D.; Symmes, E.; Jarvis-Shean, K.; & Milliron, L. (2019). Summer-Fall Almond Orchard Management Considerations. Sacramento Valley Almond News. July.
  • Milliron, L.; Niederholzer, F.; Lightle, D.; & Jarvis-Shean, K. (2019). The Advantages of Tighter Spacing and Greater Light Interception in California Prune Orchards. Sacramento Valley Prune News. April.
  • Jarvis-Shean, K.; Milliron, L.; & Buchner, R. (2019). What impact did 2018’s wildfires have on orchards? West Coast Nut. March.
  • Jarvis-Shean, K.; Lightle, D.; & Niederholzer, F. (2019). Winter & Bloom Almond Orchard Management Considerations. Sacramento Valley Almond News. January.
  • Agency, Office of Environmental Health Hazard Assessment & California Environmental Protection (2018). "Fruit and Nut Maturation Time" in Indicators of Climate Change in California. 219-225.
  • Assessment, Office of Environmental Health Hazard; Agency, California Environmental Protection (2018). "Winter Chill" in Indicators of Climate Change in California. 71-76.
  • Jarvis-Shean, K.; Buchner, R.; Niederholzer, F.; DeJong, T.; Castro, S.; & DeBuse, C. (2018). 2018 Field Evaluation of Prune Rootstocks at Wolfskill. Annual report. California Dried Plum Board. December.
  • Hasey, J.; Lampinen, B.; Jarvis-Shean, K.S. (2018). Early Walnut Tree Training: How to Handle Different Nursery Products. Sacramento Valley Walnut News. June.
  • Duncan, R.; Connell, J.; Doll, D.; Pope, K.S.; Brar, G. (2018). Field Evaluation of Almond Rootstocks. Annual report. California Almond Board.
  • Jarvis-Shean, K.S. (2018). June Irrigation – When size, cracking and Brix are on the line. California Dried Plum Newsletter. June.
  • Niederholzer, F.; Milliron, L.; Lightle, D.; Jarvis-Shean, K.; Gordon, P.; Gillis, M. (2018). Managing heat at bloom in 'French' prune, 2018. Annual report, California Dried Plum Board. December.
  • Jarvis-Shean, K.S. (2018). Nitrogen Management for Mature, Bearing Orchards - Research Update. California Walnut Board Newsletter. March.
  • Jarvis-Shean, K.S. (2018). Orchard Management Checklist - June-Aug. AgFax.com. June.
  • Jarvis-Shean, K. (2018). Post-Harvest Orchard Management Considerations. Sacramento Valley Almond News. October.
  • Jarvis-Shean, K.S. (2018). Pre- & Post-Harvest Almond Orchard Management Considerations. Sacramento Valley Almond News. June.
  • Jarvis-Shean, K.S. (2018). Pre-Harvest & Harvest Prune Orchard Considerations. Sacramento Valley Prune News. July.
  • Jarvis-Shean, K; Niederholzer, F; Symmes, E (2018). Prune Bloom Orchard Management Considerations. Sacramento Valley Prune News. February.
  • Hasey, J.; Lightle, D.; Jarvis-Shean, K.; Milliron, L.; Symmes, E.; Hanson, B.; Fulton, A.; Murdock, J.; & Sumner, D.A. (2018). Sample Costs to Establish and Produce English Walnuts in the Sacramento Valley. December.
  • Jarvis-Shean, K.S. (2018). Walnuts Task List. Pacific Nut Producer. July.
  • Jarvis-Shean, K.S. (2018). Walnuts Task List. Pacific Nut Producer. September.
  • Pope, K.S.; Buchner, R.; Niederholzer, F.; DeJong, T.M.; Castro, S.; DeBuse, C. (2017). 2017 Field Evaluation of Prune Rootstocks at Wolfskill. Annual Report. California Dried Plum Board.
  • Jarvis-Shean, K.S.; Lampinen, B.; DeBuse, C.; Leslie, C.; Metcalf, S. (2017). 2017 Solano County Clonal Paradox Rootstock Trial, Including Stem Water Potential. Annual Report. California Walnut Board.
  • Niederholzer, F (2017). Update on Yellow Monterey Almond Trees. Sacramento Valley Almond News. October.

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