摘要：花椰菜是我国的主要蔬菜之一.目前生产上用的杂交种多用自交不亲和系及雄性不育系制种,少数用人工去雄制种.自交不亲和系与雄性不育系的选育周期长,难度大,程序繁,投入多.人工去雄制种用工量很大,种子生产成本很高.
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