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青花菜(Brassica oleracea L.var.italica Plenck)虽然比花椰菜耐寒性和耐热性强,但其对生长环境的要求比较严格。近年来,由于气候变化无常,再加上市场周年供应的迫切需求,青花菜反季节栽培面积迅速增加,在生产过程中栽培管理稍有不当,或在花球形成之前以及花球增长期遇不良外界环境,就会使青花菜出现一些生理障碍,增加异常花球出现的几率和程度。
Broccoli (Brassica oleracea L.var.italica Plenck), although more tolerant to cold and heat than broccoli, is stricter in its growth environment. In recent years, due to the climatic changes and the urgent need of the annual market supply, the counter-season cultivation area of broccoli has rapidly increased. The cultivation and management of the broccoli are slightly improper in the production process, or before the flower bulbs are formed and the flower bulbs grow badly External environment, it will make some broccoli physiological problems, increase the chance of abnormal flower ball and the degree.