天气预报 > 生产 > 打了除草药几天能浇地
打了除草药几天能浇地
更新时间: 2021-04-01 06:46:43  

1、一般情况下,打过除草剂8小时后就可以浇地了。

2、打完除草剂立即浇水肯定不行,药液被稀释,达不到除草效果,其次要看温度、天气,春夏时候打除草剂,一般情况下,8小时后就可以浇水了,比如现在打的玉米除草剂,如果是冬天打除草剂,由于温度低,药效发挥慢,就需要适当延长,必须年前打小麦除草剂,需要间隔3天左右,让药效发挥以后,再进行浇水。

关键词: 草药 浇地

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