“皖杂40”是安徽省农科院棉花研究所于90年代初选育的杂交棉强优势组合。1995年参加了省杂交棉擂台赛，1996年参加省棉花区域试验，均表现出较强的增产优势，居所有参试品种第一位，比对照佃棉3号增产极显著。自1994年制种、示范以来，受到农技部门的肯定，是目前我省最受农民 “Wanza 40” is a cotton plant in Anhui Academy of Agricultural Sciences in the early 90s breeding cotton strong combination. In 1995 participated in the provincial hybrid cotton ring contest in 1996 to participate in the province of cotton regional trials, have shown a strong advantage of increasing production, ranking first in all varieties tested, compared with the tendering cotton yield significant increase significantly. Since 1994, seed production, demonstration, by the agricultural sector affirmed, is currently the province most farmers