John E. Preece
John E. Preece
Supervisory Research Leader/Horticulturist
USDA-ARS
National Clonal Germplasm Repository
One Shields Ave.
University of California
Davis,
CA
USA
95616-8607
Email:
John.Preece@ars.usda.gov
Papers:
Figs: An Old California Industry in Transition
Luther Burbank’s Contributions to Walnuts