优良的花椰菜品种花球厚实而紧密，不易抽薹，故此在留种时须割球处理。割球方法如下。1．大在球切割法。即一刀割下花球大部分，只留下一个小花球。此法适于母株留种。其优点在于可将种球的70％－80％上市，因基本保持了大花球整体，商品性最佳；切口呈光滑斜面，通风好，易愈 Good varieties of cauliflower flower ball thick and compact, not easy to bolting, so the need to cut the ball when dealing with species. Cut the ball as follows. 1. Big ball cutting method. That is, most of the knife cut a flower ball, leaving only a small flower ball. This method is suitable for parental plant species. The advantage is that 70% -80% of the ball can be listed, because the overall maintenance of the overall flower ball, the best commercial; incision was smooth slope, ventilation, easy to be more