黄河流域棉花区试品种的灰色关联度综合评价

Comprehensive Evaluationon Experimental Varieties ofYellow River Cotton Region by Using Grey Systematic Theory

运用灰色系统理论对 1 999年参加黄河流域棉花区试的 7个品种 ,从高产、优质、抗病、早熟 4个指标共1 0个性状进行了分析。综合评定结果显示 :邯郸 2 84居第一位 ,新研 96-4 8、邯 1 2 4 1分列第二、第三位。它们均具有较强的地域适应性。新研 96-4 8并具有高光籽率的特殊优异性。

Seven varieties of cotton were analyzed by using grey systematic theory which were used in 1999 Yellow river Cotton region experiment.They were analyzed in four aspects(including 10 chracters),from high yield,high quality,disease resistant to early maturing.Comprehensive evaluation results showed that Han dan 284 occupied first place,Xin Yan 96 48,Han 1241 occupied the second,the third place respectively.They all have the good quality of adaptability.Moreover,Xin Yan 96 48 has the special quality of high ratio in naked seed.