近几年生产实践证明,玉米苗后用烟嘧磺隆除草剂除草效果不错。烟嘧磺隆其加工剂型为4%悬浮剂,用药量4%烟嘧磺隆悬浮剂每亩用0.1升。具体施用方法如下:一、施用时期。玉米苗后3~5叶期,一年生杂草2~4叶期,多年生杂草6叶期以前,大多数杂草出齐时施药,除草效果最好,对玉米也安全。烟嘧磺隆不但有好的茎叶处理活性, Production practice in recent years proved that corn seedlings with Nicosulfuron herbicides good effect. Nicosulfuron its processing formulations for the 4% suspension agent, the dosage of 4% Nicosulfuron suspension 0.1 acres per mu. Specific methods of application are as follows: First, the application period. Maize 3 to 5 leaf stage after emergence, annual weeds 2 to 4 leaf stage, perennial weeds 6 leaf period ago, most of the weeds were applied at the same time, weeding the best, but also safe for corn. Nicosulfuron not only has good stem and leaf activity,