Inhibition of the germination and growth of Phymatotrichopsis omnivora (cotton root rot) by oilseed meals and isothiocyanates

► Seed meals of mustard, camelina, and jatropha inhibited Phymatotrichopsis omnivora sclerotial germination and hyphal growth in Branyon clay. ► Allyl, butyl, phenyl, and benzyl isothiocyanates inhibited Phymatotrichopsis omnivora OKAlf8 hyphal growth on PDA. ► Mustard and allyl isothiocyanates were most effective.