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目前,全国许多地方的秋播工作已陆续展开,小麦播种后,很快将迎来一个出草高峰,这时,化学除草剂就派上了用场。除草剂用好了省工省力、节本高效,用不好则会产生不同程度的药害,影响小麦的产量。下面介绍一些小麦除草剂的施用经验,供农民朋友参考。麦田杂草的发生受地理环境、气候、耕作制度等多种因素的影响。在黄淮冬麦区,主要有冬前和冬后两个出草高峰。在一般年份,小麦播种后5~7天杂草开始萌发,播种后30~45天形成第
At present, the autumn sowing work in many parts of the country has been carried out one after another. After the sowing of wheat, a rush of grass-roots will soon be ushered in. At this time, chemical herbicides come in handy. Use of herbicides labor-saving labor-saving, cost-effective section, not good will have different levels of injury, affecting the yield of wheat. Here are some experience in the application of wheat herbicides for reference farmers and friends. The occurrence of wheat weeds by the geographical environment, climate, farming system and many other factors. Huanghuai winter wheat area, mainly two winter before and after the grass-roots rush. In general years, weeds germinate 5 to 7 days after sowing, and form seeds 30 to 45 days after sowing