1997年是旱灾、风灾严重的一年，我们乡植棉9150亩，平均亩产仍达75公斤。同时在4．3亩棉田上喷施棉花专用云大-120和缩节胺，棉花长势壮而不旺，强而不早衰，平均亩产110公斤，比一般棉田增产35公斤。使用的时期和方法是，在苗期、蕾期、花期分三次喷施棉花专用云大-120，每亩 In 1997, a drought and a severe storm hit 9150 mu of cotton in our village, with an average yield of 75 kg per mu. At the same time spraying cotton 4.3 million acres of cotton fields on the large and shrink Amine, cotton grow strong and not strong, without premature, with an average yield of 110 kg, 35 kg more than the average yield of cotton. The use of the period and method is, in the seedling stage, bud stage, flowering three times sprayed cotton specific large -120,