| 摘要 |
FIELD: agriculture, plant protection. ^ SUBSTANCE: he present innovation deals with protecting plants against pests and diseases and could be applied for controlling resistance of Colorado potato beetle to pyrethroid insecticides. The method deals with treating potato plants with triple mixture of aqueous suspensions of pyrethroid, entomopathogenic nematodes and colloid solution of copper-containing fungicide. Treatment should be carried out at the end of budding phase - at the beginning of potato blossoming phase. The method enables to overcome resistance of Colorado potato beetle to pyrethroids, combine antiresistant means with prophylactic treatment of plants with fungicide and, also, decrease duration of resistance reversion and quantity of target chemical treatments of potato fields against pests and agents of diseases. ^ EFFECT: higher efficiency of control. ^ 4 ex, 1 tbl |
