1990年经江苏省科委批准,分别在淮北灌云县和淮南太仓县进行大面积亩产百公斤优质皮棉优化成铃配套技术示范和中间适应性试验。在遭受特大雨涝和强台风袭击的情况下,仍完成了预定的示范试验任务。 灌云县圩丰、图河两个乡6个示范方有300亩棉田达到亩产百公斤以上,亩铃数在6万左右,统算铃重4.5克。衣分38％左右,优质挑比率70％～80％。 In 1990 by the Jiangsu Provincial Science and Technology Commission approval, respectively, in Huaiyun County, Huaiyun County and Taicang County, Hundreds of acres of high-yielding lint of high quality cotton boll technology demonstration and intermediate adaptability test. In the event of heavy rain and heavy typhoon attacks, the scheduled demonstration test tasks have still been completed. Guanyun County Weifeng, Tuhe two townships six demonstration square has 300 acres of cotton fields to achieve more than 100 kilograms per mu, mu number of bell around 60,000, boll weight 4.5 grams. About 38% clothing points, high quality pick ratio of 70% to 80%.