University of California Small Grains
University of California Small Grains
University of California Small Grains
University of California
University of California Small Grains

Michelle Leinfelder-Miles Ph.D.

Photo of Michelle Leinfelder-Miles Ph.D.
Farm Advisor
Cooperative Extension San Joaquin County
2101 East Earhart Avenue, Suite 200
Stockton, CA 95206
209-953-6100 Create VCard

Also in:
Contra Costa County
Sacramento County
Solano County
Yolo County
Capitol Corridor MCP Cooperative Extension


Michelle grew up on a farm in San Joaquin County. She received her B.S. in Crop Science and Management from U.C. Davis and her M.S. and Ph.D. in Horticulture from Cornell University. At Cornell, her research focused on soil management in apple orchards. Michelle has also done research in Spain, Chile, and New Zealand studying olives, wine grapes, and kiwifruit, respectively. As the new Delta crops farm advisor, she serves San Joaquin, Sacramento, Yolo, Solano, and Contra Costa counties addressing issues related to crop production and water and soil quality.


Ph.D. Horticulture, Cornell University. 2010
M.S. Horticulture, Cornell University. 2005
B.S. Crop Science and Management, University of California, Davis. 2001


Crop Production, Soil and Water Quality, the Delta

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


Peer Reviewed

  • Espe, M.B (2017). "Point stresses during reproductive stage rather than warming seasonal temperature determines yield in temperate rice." Global Change Biology
  • Leinfelder, M. M.; Merwin, I. A., et al. (2012). "Soil health indicators, apple tree growth, and carbon sequestration differ among orchard groundcover management systems." Acta Horticulturae 938: 333-340.
  • Leinfelder, Michelle M.; Merwin, I. (2007). "Management strategies for apple replant disease." New York Fruit Quarterly Spring 2006: 4.
  • Leinfelder, M. M.; Merwin, I. A. (2006). "Rootstock selection, preplant soil treatments, and tree planting positions as factors in managing apple replant disease." Hortscience 41(2): 394-401.
  • Fazio, G.; Robinson, T., et al. (2005). "Traits of the next wave of Geneva® apple rootstocks." The Compact Fruit Tree 38: 5.

ANR Workgroup Associations

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