近年来,河南省棉花育苗移栽面积发展较快。1980年为81万亩,1981年扩大到136万亩,占全省植棉面积的15%;增产效果显著,一般比直播棉花增产1—8成以上,霜前花增加2—3成。随着棉花种植制度的改革,棉花育苗移栽的适用范围越来越广,如创高产、保全苗、间套种、扩大繁殖系数 In recent years, Henan Province, transplanting of cotton seedlings developed rapidly. 810000 acres in 1980, expanded to 1360000 acres in 1981, accounting for 15% of the province’s cotton area; yield significant effect, generally increased 1-8% than the direct broadcast of cotton, flowers increased by 2-3% before frost. With the cotton planting system reform, cotton seedling transplanting is more widely used, such as high yield, preservation of seedlings, intercropping, expansion of breeding coefficient