After 15-20 days of sowing of maize, the stem borer insect cuts the stem of the plant. Due to which the plant starts drying from the middle. This pest causes heavy damage to the crop. For its control, punch with 1 ampoule of cutter, 10 g. or decice, 12-15 ml. Spray it by mixing it in 15 liters of water. Spray this medicine at least twice at an interval of 6-7 days.