杂种一代亲本原种的繁殖甘蓝杂种一代,一般是利用两个优良的自交不亲和系作亲本配制成的。自交不亲和系的原种必须在严格隔离的条件下,用蕾期授粉的方法繁殖。其要点如下:(一)适时播种,培育壮苗甘蓝是两年生植物,种株要在低温 Breeding of Hybrid Progeny Parent Breeds The hybrid cabbage hybrids are generally formulated using two fine, self-incompatible lines as their parents. The original species of the self-incompatible lines must be propagated in the bud-pollination process under strict isolation conditions. The main points are as follows: (a) timely sowing, nurturing strong seedlings of cabbage is a biennial plant species to be at low temperature