Seed contamination in transmission of halo blight in beans
R. G. Grogan, University of California
K. A. Kimble, University of California
California Agriculture 21(7):3-4. DOI: 10.3733/ca.v021n07p3.
This paper presents evidence that seed transmission of halo blight can result from infestation as well as infection, and that infestation probably is more important, especially under furrow irrigation in low rainfall areas where secondary spread during the growing season is rare or nil.
Raymond G. Grogan is Professor and Plant Pathologist, University of California, Davis; Kenneth A. Kimble is Laboratory Technician IV, Department of Plant Pathology, University of California, Davis;