随着温室、大棚黄瓜栽培面积的扩大,黄瓜枯萎病成为生产中的主要障碍,嫁接换根是防治黄瓜枯萎病最有效的方法,而黑籽南瓜是嫁接的优良砧木。黑籽南瓜(Cucurbita ficifolia Bouche.)是南瓜属中的一种,因种子黑色而得名。它起源于中美洲的高原,现分布于墨西哥中部,中美洲及南美洲智利的广大地区。在我国云南分布于金沙江流域,楚雄、大理、丽江、昭通等地州,海拔1600—3000米的山区,农民零星 With greenhouse, greenhouse cucumber cultivation area expansion, cucumber wilt become a major obstacle in the production of grafting for root replacement is the most effective way to control cucumber blight, and black seed pumpkin is grafted good rootstock. Cucurbita ficifolia Bouche. Is one of the genus Cucurbita, named for its black seed. It originated in the plateau of Central America, is now located in central Mexico, Central America and South America, Chile’s vast areas. Distributed in Yunnan in China Jinsha River basin, Chuxiong, Dali, Lijiang, Zhaotong and other states, 1600-3000 meters above sea level in the mountains, farmers sporadic