近年来,由于防除禾本科杂草的除草剂的连续使用,阔叶杂草铁苋菜、鲤肠等有所上升。为明确棉草宁等对移栽棉田禾草和阔叶草的兼除效果,笔者在试验的基础上于1996年进行了棉草宁防除棉田杂草的示范。示范在江苏省如皋市勇敢乡进行,分麦后地膜移栽棉和麦后露地移栽棉两种类型。麦后地膜移栽棉前茬为大麦,麦收后采用免耕灭茬,然后施药,施药后行间覆盖地膜、后打洞移栽棉 In recent years, broadleaf weeds such as iron amaranth and carp have risen due to the continuous use of herbicides for controlling weeds. In order to clarify the cotton and grass on cotton and other transplanted grasses and broad-leaved grass in addition to the effect, the author on the basis of the experiment carried out in 1996, cotton and weed control cotton weeds demonstration. Demonstration in brave Township, Rugao City, Jiangsu Province, after the sub-film after transplanting cotton and wheat after transplanting cotton two types. Meal before transplanting wheat after wheat barley, wheat after no-tillage stubble, and then spraying, spraying after the line between the cover film, after the transplant hole transplanting cotton