One of the greatest problems of food grain crops are lesions of corn Fusarium fungi. The consumption humans and animals of grain infected are often the cause of poisoning, diseases. According to FAO today 25% of world production of grain is infected with toxigenic fungi (L. Kriuchkova, L. Nezhigay, 2010).

Grain crops are affected with nearly 20 species of Fusarium fungi. The main attention in connection with danger of contamination of grain with mycotoxins in Ukraine belongs to: Fusarium graminearum, F. culmorum, F. sporotrichioides, F. avenaceum, F. poae, F. sambucinum.