近年来,农田除草剂已被广大农民朋友所接受。但生产实践中,我们也常看到作物遭受药害的情况。据我们调查,农户在用含“莠去津”成分的除草剂给玉米地除草时,由于喷药过量(或重喷),对下茬小麦也会造成第二次药害而导致减产。 “莠去津”(别名阿特拉津)是一种选择性内吸传导型苗前苗后除草剂(玉米封闭型除草剂均含有“莠去津”成 In recent years, farm herbicide has been accepted by the majority of farmers and friends. However, in production practice, we often see the situation of crop injury. According to our investigation, when farmers use herbicide containing “Atrazine” to weed cornfields, they will also cause a second phytotoxicity on the next crop due to over-spraying (or re-spray) . “Atrazine ” (alias atrazine) is a selective systemic absorption of pre-emergence post-emergence herbicide (corn-enclosed herbicide contains “atrazine” into