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除草剂2,4—D丁酯乳油,防除麦田杂草,具有省工、省时、方法简便,成本低,效果好,增产显著等优点。但在施药时,必须注意以下要点: 施药时期。小麦4叶期至起身期是适宜的施药期,3叶期以前和拔节后施药易产生药害。因此,施药时间可根据田间杂草发生情况,掌握在冬前11月中旬至12月上旬或翌年3月上旬至3月下旬施药为好。 施用药量。小麦田喷洒2,4—D丁酯除草剂,
The herbicide 2,4-D butyl ester EC has the advantages of saving labor, saving time, simple and convenient method, low cost, good effect and significant yield increase. However, when spraying, must pay attention to the following points: spraying period. Wheat 4 leaf stage to the starting stage is the appropriate application period, before the 3 leaf stage and jointing easy to produce phytotoxicity. Therefore, the application time can be based on the occurrence of weeds in the field, grasp the winter mid-November to early December or early March the following year to late March spraying as well. Application dose. Wheat field spraying 2,4-D butyl herbicide,