盖草能(Dowco—453)对防除阔叶作物田1年生和多年生禾本科杂草具有选择性效果,剂型有12.5％和24％乳油。我们对该药进行了两年温室、小区和大田示范试验,在大豆和棉花苗期及中、后期使用,防除禾本科杂草的效果可达95％以上,对作物安全、增产显著。 Dow Corning 453 is selective for perennial and perennial gramineous weeds in broad-leaved field crops with formulations 12.5% ​​and 24% EC. We conducted a two-year demonstration experiment on the medicine in greenhouse, plots and fields. When used in soya and cotton at the seedling stage and in the middle and later stages, we can control more than 95% of grass weeds and significantly increase crop safety.