27 Jun Aphanomyces euteiches oospore soil thresholds levels

Aphanomyces root rot severity increased when oospore levels rose above 100 oospores per gram of soil. Below this level, Aphanomyces root rot did not develop in most soil types. Aphanomyces root rot, caused by the oomycete pathogen Aphanomyces euteiches, was first confirmed in Saskatchewan and Alberta...