九杂 4号系安徽省九成农科所采用杂交育种的方法 ,培育出的杂交棉新组合。该组合株型呈塔形 ,株高116 .37厘米 ,果枝 17.1台 ,茎杆粗壮 ,叶片深绿色 ,生长势强 ,优势明显 ,整齐度好。铃卵圆形较大 ,单铃重 5.5克 ,结铃性强 ,衣分高达 4 0 %～ 4 5% ,吐絮畅而集中 ,花色洁白 ,品 Jiuzao 4 is a new combination of hybrid cotton cultivated by hybrid breeding in Jiucheng, Anhui Province. The combination of plant type tower, height 116.37 cm, fruit branch 17.1 Taiwan stout thick green leaves, strong growth potential, obvious advantages, good uniformity. Bell larger oval, boll weight 5.5 grams, knot bell strong, clothing points up 40% ~ 45%, spit floc smooth and concentrated, color white, product