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西瓜在水果生产中占有十分重要的地位。它以甜美的果实,高额的产值,广泛的适应性以及较强的抗旱能力,使其栽面培积不断扩大,在世界10大水果中名列第5位。近年来,由于种子管理工作抓得不紧,品种混杂退化现象十分严重。品种退化丧失了优良性状和典型性,表现为植株生长不整齐,成熟期不一致,果实的形状、大小、皮色、条纹也不相同,瓜瓢色泽、肉质、糖度差异很大,从而降低了商品价
Watermelon occupies a very important position in the fruit production. It is sweet fruit, high output value, a wide range of adaptability and strong drought resistance, expanding its cultivation of planted surface, ranked No. 5 in the world’s top 10 fruits. In recent years, due to the tight management of seed management, the phenomenon of hybrid degeneration is very serious. Varieties of the loss of the loss of the fine traits and typical performance of irregular growth of the plant, the maturity is inconsistent, the shape of the fruit, size, skin color, stripes are not the same, melon scoops color, fleshy, sugar degrees vary greatly, thereby reducing the commodity price