By Ken M. Nelson
McCone County Extension Agent 

Notes From Nelson

Pea Diseases

 


As field peas approach bloom, producers need to be thinking about potential diseases and management tools available.

Ascochyta/Mycosphaerella blight can be an economically important disease when cool, wet weather occurs during bloom and pod-fill. The disease is widespread throughout the growing region and spores can travel long distances, which can place even new fields at risk. The pathogens causing Ascochyta/Mycosphaerella blight overwinter on crop residues and produce aerial spores in the spring. This disease complex causes dark necrotic lesions on leaves, stems, and pods, with sympt...



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