This research deals with hair characters of 11 upland cotton strains which possess different aphid resistance, and with the relationship between them.

• 用扫描电镜对11个具有不同抗棉蚜性的陆地棉品种(系)进行了茸毛性状与抗棉蚜性关系的研究,并利用六群体世代进行了叶主脉复毛密度遗传效应分析。