一、什么是棉花抗病品种?棉花抗病品种是指能抗棉花枯萎病、黄萎病或兼抗枯、黄萎病,并且高产优质的棉花品种。这就是说抗病品种必须既抗病又高产,还要品质优良。如果抗病性虽强,但和种植的常规品种相比,产量不高,品质又差,在生产上利用的价值就不大。侧如,五十年代四川农科院等单位,从“德 First, what is cotton resistant varieties? Cotton resistant varieties are resistant to cotton Fusarium wilt, Verticillium wilt or both anti-wilt, Verticillium wilt, and high yield and quality of cotton varieties. This means that disease-resistant varieties must be both resistant and productive, yet of good quality. If the disease resistance is strong, but compared with the conventional varieties planted, the yield is not high, the quality is poor, the value of the use of production is not large. Side, such as the fifties Sichuan Academy of Agricultural Sciences and other units, from "Germany