The role of Validamycin: 1. Control of rice diseases. Sheath blight generally occurs after the rice is closed to the early stage of heading or at the beginning of the bloom. It uses 5% soluble powder and 100-150 kg of water and 75-100 kg of water per acre. The needle is sprayed or spilled on the lower part of the rice for 7-15 days, and the pesticide is applied for 1-3 times. The rice false smut, at the booting stage of rice, is 5% ml of water and 100-150 kg of water for the booting stage. Fog.
2. To control cotton wilt, 5% water solution 500-1000 times was used to irrigate the seedbed according to the dosage of 3 ml/m2.
3. Control of Wheat Sheath Blight with 100 kg of seeds with 5% water agent 600-800 ml, spray a small amount of water uniform leaves on wheat seeds, mix evenly, pile up a few hours after sowing. When the disease rate reached 30% in the field, 5% well gangomycin water 100-150 ml and 60-75 kg of water should be sprayed for each acre.