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近年来,我省中南部小麦病虫害呈加重趋势,常发性有害生物种类增多,特别是新发生的或回升危害的有纹枯病、赤霉病、根腐病、全蚀病、节节麦、吸浆虫以及部分地下害虫危害加重。治理麦田常发性病虫草害,要遵循预防为主、防治结合、抓住关键、适期早治的原则,从播种前入手,科学实施种子处理,抓好早期用药,控制危害。一、播前拌种,主要防治蝼蛄、金针虫等地下害虫、灰飞虱及黑穗病、纹枯病及土传病害。杀虫剂拌种:用70%吡虫啉可分散粉剂+40%甲基异柳磷乳油,每70克吡虫啉粉剂+50
In recent years, wheat and pests in southern and southern part of our province are aggravating, and the number of pest species is increased, especially newly emerged or picked up, such as sheath blight, scab, root rot, eclipse, , Midge, and some underground pests increased risk. To control the frequent occurrence of pests and diseases in the wheat fields, we should follow the principle of prevention first and prevention and control in order to seize the principle of early treatment at a critical stage and from the pre-sowing stage, handle the seeds scientifically, grasp the early medication and control the harm. First, sowing before planting, the main control 蝼 蛄, insects and other underground pests, Laodelphax striatellus and smut, sheath blight and soil-borne diseases. Insecticide seed dressing: with 70% imidacloprid dispersible powder + 40% methyl isofenphos EC per 50 grams of imidacloprid powder +50