Influence of beet nematode on the Heterodera schachtii infection with Pythium debaryanum and Cercospora beticola
On the basis of analysis of literature sources and results of our investigations, the role of beet cyst nematode in pathogenesis of sugar beet diseases was considered. It was established that the increase of abundance of the parasite in soil intensified the development of black-leg and cercospora leaf spot.