摘要
种衣剂对棉苗出土有一定抑制作用,播种40 d 后基本消除。播种后36 d,种衣剂的病虫防治率为61.4%～73.7%。种衣剂中呋喃丹的药效可维持40 d 左右。最后指出种衣剂在棉花上应用时应注意的问题和解决方法。
The germination of cotton was inhibited to a certain extent by the special seed coat agent,but the inhibition would be eliminated after sowing 40 days.36 days af- ter sowing,the control rate of disease and insects was 61.4%～73.7%.The efficien- cy of Furadan in the seed coat agent could remain about 40 days.In the last of this pa- per,the problems and its solutions in the applying of seed coat agent to cotton were put forward.
