我社地处沿海,常年五月中下旬至六月上中旬气温偏低,且伴有连阴雨过程。此时正值麦套棉出茬时期,由于收麦割秆引起田间小气候突然变化,常导致伤风僵苗、使棉真叶出生速度慢,子叶脱落早,全株发红,现蕾时间推迟,影响早发。近年来,广大干群对灭茬方法进行了各种改革,其方法和效果至今争论不休。为此,我们带着这个问题在永红四队进行了 Our community is located on the coast, mid-late May to mid June in mid-low temperatures, accompanied by a rainy course. At this point when the wheat cotton crop stubble period, due to the harvest wheat cut stem caused by sudden changes in the field microclimate, often lead to cold stiff seedlings, so that true cotton leaves slow birth rate, cotyledons shed earlier, the whole plant red, budding time delay, Affect early onset. In recent years, various cadres and masses have carried out various reforms on the method of stubble removal, and the methods and effects thereof have been debated endlessly. To this end, we took this issue in the Yonghong four teams