Effect of Phytophthora spear rot on asparagus yield
Peter G. Falloon, University of California
Linda M. Falloon, University of California
Robert J. Mullen, U.C.
Brian L. Benson, University of California
Raymond G. Grogan, Department of Plant Pathology
California Agriculture 37(7):16-17. DOI: 10.3733/ca.v037n07p16.
The disease was found in 14 of 15 fields sampled in northern California in 1982
Peter G. Falloon is Research Assistant, Department of Plant Pathology, University of California, Davis; Linda M. Falloon is Field Assistant, Department of Vegetable Crops, University of California, Davis; Robert J. Mullen is Farm Advisor, U.C. Cooperative Extension, San Joaquin County; Brian L. Benson is Staff Research Associate, Department of Vegetable Crops, University of California, Davis; Raymond G. Grogan is Professor, Department of Plant Pathology, U.C. Davis.
This work was partially funded by a New Zealand Department of Scientific and Industrial Research study award to the senior author.