向日葵地中的野燕麦危害严重,1979年186团农科所的200亩向日葵地,因野燕麦草荒翻掉了。1981年该所向日葵田中的野燕麦密度多达5312株/m~2。当年试验用药量为40％燕麦畏乳剂200克/亩;40％燕麦畏乳剂200克/亩加48％氟乐灵乳剂80克/亩;48％氟乐灵乳剂80克/亩。处理面积燕麦畏45亩,燕麦畏加氟乐灵3亩,氟乐灵6.25亩。施药前把地整 The wild oats in the sunflower field were seriously endangered. In 1979, the 200-acre sunflower field at the 186-unit agricultural institute turned away from the wild oats. In 1981, the density of wild oat in the sunflower field was up to 5312 plants / m ~ 2. The test dosage for the year was 40% oatmeal emulsion 200 g / acre; 40% oatmeal emulsion 200 g / acre plus 48% trifluralin emulsion 80 g / acre; 48% trifluralin emulsion 80 g / acre. 45 acres of treated area oatmeal, ointment and trifluralin 3 acres, 6.25 acres of trifular. Before the application of the whole ground