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商丘40是商丘地区农科所于1973年以商丘24作母本,商丘279作父本进行杂交,75年又用绒长衣分离的邢台6871进行复交,通过南繁加代和两次单株选择,于1978年育成的一个既可春播又适合麦棉套种,抗旱耐涝、耐盐矸性强,产量高的优良品种。截止1984年,除我省一部分地区种植外,湖南、山西、山东、安徽等省的部份县已引种进行试验、示范,深受群众的欢迎。据不完全统计,示范、推广面积已达二十余万亩。
Shangqiu 40 was Shangqiu Agricultural Science Institute in 1973 to Shangqiu 24 as the mother, Shangqiu 279 as the father of hybrids, 75 years with Velvet longsail separated Xingtai 6871 to be complex, through the South Fanfang and two single plant selection , Bred in 1978, a spring and sowing can also be suitable for cotton interplanting, drought and waterlogging, salt tolerance and high yield of fine varieties. As of 1984, except some areas in our province, some counties in Hunan, Shanxi, Shandong and Anhui provinces have been introduced for experiment, demonstration and are well received by the masses. According to incomplete statistics, demonstration and promotion area has reached more than 200,000 mu.