Managing Late Blight on Irrigated Potatoes in the Pacific Northwest

William H. Bohl, Phil Hamm, Phillip Nolte, Robert E. Thornton and Dennis A. Johnson
PNW 555 | Published February 2003, Reviewed 2023

Summary

Discusses symptoms of late blight and biology of the late blight organism. Integrated pest management strategies cover between-season management, current-season management, and harvest and storage management considerations. Also covers how and when to use chemical controls and the susceptibility of various potato varieties to late blight. Color photographs.

About the authors

William H. Bohl
Extension Educator-Potatoes
University of Idaho in Blackfoot, Idaho
Phillip Nolte
Extension Plant Pathologist
Oregon State University
Robert E. Thornton
Extension horticulture
Washington State University
Dennis A. Johnson
Extension plant pathologist
Washington State University

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