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黄瓜的杂种一代多数表现抗病、早熟和丰产。广东省经济作物研究所培育的“粤早×二青”杂种一代表现早熟、高产,比“二青”增产53.1%,早期产量比“二青”增产73%。“粤早×津研一号”比“二青”增产48.2%。而且杂种一代比亲本生长健壮,培育时间短,收效快,在生产上有重要价值。一、选育方法
The hybrid generation of cucumbers showed disease resistance, early maturity and high yield. The generation of “Guangdong early x Erqing” hybrids cultivated by Guangdong Institute of Crops and Fertilizer showed early maturity and high yield, yielding 53.1% more than “Erqing” and yielding 73% higher than “Erqing” in early production. “Guangdong early × Jin Research One” than “two green” increase of 48.2%. Moreover, the hybrid generation grows stronger than the parents, cultivating time is short, quick, has important value in production. First, breeding methods