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水稻旱种成败的关键是能否解决好草荒问题.因此,化学除草是获得丰收的重要措施。近年来我省有些地方因草荒问题未解决,限制了水稻旱种的发展。一、搞好化学除草要严格做到哪几点? 1、整地质量好,地面要平坦,播种后要及时浇蒙头水,使全田土壤湿润,趁墒施药。这样才能形成严密的药土封闭层,促使杂草种子迅速萌动出土,使杂草幼芽的敏感期与除草剂杀草活性的强盛期相吻合。从而前
The key to success or failure of dry cultivation of rice is whether we can solve the problem of grass shortage, therefore, chemical weeding is an important measure to get a good harvest. In some parts of our province in recent years, the problem of grass wasteland has not been solved, limiting the development of dry cultivation of rice. First, improve chemical weeding to be strictly done which points? 1, the quality of land preparation is good, the ground should be flat, timely sowing Mengtou after sowing, so that the whole field of soil moist, while soil moisture application. In order to form a tight seal soil and medicine, prompting the rapid germination of weed seeds excavated, so that the sensitive period of weed shoots and herbicidal activity of herbicides coincide strong period. From the front