一、品种来源和选育经过运辐八八五是我所采用品种间杂交法和电离辐射诱变相结合育成的一个适宜北方棉区棉麦两熟麦后连作复播(夏播)的早熟棉花新品种。它是以岱字棉15号为母本和小叶棉杂交的后代,1971年经钴~(60)辐射诱变(诱变剂量为15,000伦琴,单 First, the variety of sources and breeding After eighty-five transport is my use of hybridization between varieties and ionizing radiation induced by a combination of breeding a suitable northern cotton area of ​​cotton and wheat double-cropped after replanting (summer sowing) premature New cotton varieties. It is Dai Dai cotton on the 15th as the mother and leaf cotton hybrid descendants, 1971 by cobalt ~ (60) radiation mutagenesis (mutagenic dose of 15,000 Roentgen, single