论文部分内容阅读
一、播前准备整地:结合整地每亩施农家肥2500~4000千克和复混肥50千克。选种:选择适合当地种植、抗逆性强、抗病虫害、高产、优质的冬小麦品种。种子处理:可用3%敌萎丹悬浮剂按种子量0.3%的剂量拌种,或用75%的五氯硝基苯可湿性粉剂按种子量的0.5%拌种。冬小麦重点要预防黑穗病和地下害虫,可用50%辛硫磷加上述药剂按种子、水、药比例100千克、10千克、0.1千克混匀堆闷2小时,晾干便可播种。
A preparation before sowing: Preparation of land preparation per acre combined with 2500 ~ 4000 kg fertilizer and compound fertilizer 50 kg. Selection: Choose suitable for local planting, strong resistance, pest resistance, high yield, high quality winter wheat varieties. Seed treatment: 3% davidin suspension concentrate can be used at seed dosage of 0.3%, or 75% of pentachloride nitrobenzene wettable powder can be used at seed dosage of 0.5%. Focus on winter wheat to prevent smut and underground pests, available 50% phoxim plus the above-mentioned agents by seed, water, medicine ratio of 100 kg, 10 kg, 0.1 kg mixed heap bored 2 hours, dry can be sown.