菜心（Ｂｒａｓｓｉｃａ　ｐａｒａｃｈｉｎｅｎｓｉｓ Ｂａｉｌｅｙ），以幼嫩花茎供食，是华南名特产蔬菜之一，栽培面积广，周年均为供应．十字花科蔬菜杂种优势明显。通过利用不同来源的雄性不育因子，选育个体在发育过程中对环境稳定的菜心胞质雄性不育系－００２－８Ａ。实现“三系”配套、选择早熟，株形协调，基叶少．颜色油绿的自交系为父本配制的杂种一代，初步达到早菜心抗热、优质的要求。探索了菜心雄性不育的利用。 Cabbage heart (Brassica parachinensis Bailey), feeding on young flower stems, is one of South China specialty vegetables, cultivated area, the annual supply. Cruciferous vegetables have obvious heterosis. By utilizing male sterility factors from different sources, the environment-stable CMS line -002-8A was selected during the development of individuals. To achieve the “three lines” package, choose precocious, plant-shaped coordination, less base leaves. Color oil-green inbred lines for the male parents of the hybrid generation, early cabbage heart to achieve heat, high quality requirements. Explore the use of male sterile CMS.