论文部分内容阅读
一、玉米播种后芽前1.在上茬收获后进行土壤翻耕,平整无杂物,墒情较好的条件下施药:可用50%乙草胺乳油200~300毫升/667平方米,或用50%异丙草胺乳油150~200毫升/667平方米,对水40千克均匀喷雾。也可选用50%异丙草胺乳油200毫升/667平方米加38%莠杰津悬浮剂75~100毫升/667平方米,或用40%乙莠(配比为2∶1)悬浮剂200~300毫升/667平方米,加水40千克均匀喷雾,可有效防治一年生禾本科杂草和阔叶杂草。
First, the corn after sowing before budding 1. In the last crop tillage after soil harvesting, smooth formation without debris, moisture conditions better application: 50% acetochlor EC 200 ~ 300 ml / 667 square meters, or With 50% isopropylamine EC 150 ~ 200 ml / 667 square meters, 40 kg of water spray evenly. Can also be used 50% isopropilide EC 200 ml / 667 square meters plus 38% of the Agrazin suspension 75 to 100 ml / 667 square meters, or 40% Bifenafos (2: 1 ratio) SC 200 ~ 300 ml / 667 square meters, add water 40 kg uniform spray, which can effectively control annual grasses and broadleaf weeds.