On the white mustard testes on soddy-weakly podzolic soil is revealed a complex of pests belonging to the orders Coleoptera, Hymenoptera, Lepidoptera, Homoptera, and five types of fungal diseases. Spraying of 5% Sumi-alpha insecticide with a consumption rate of 0,2 l/ha reduces the number of pests on flea beetles, bedbugs, aphids, blossom veevers, cabbage whites and moths on the 25th day after applying by 90,5-99,3%.