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关于甘蓝杂种优势利用的问题,我们曾在本刊1977年第2期《甘蓝杂种优势利用》一文中介绍了我们的看法。1977年以来,我们继续深入开展这项研究工作,并取得较大的进展。现已用育成的10余个优良的自交不亲和系配制出“京丰1号”等7个早、中、晚熟配套的甘蓝一代杂种,在全国20余个省、市、自治区大面积推广应用,其中京津地区甘蓝一代杂种已占甘蓝总栽培面积的95%以上,对提高甘蓝产量,增加市场蔬菜供应起
On the utilization of cabbage heterosis, we introduced our opinion in our article, “Utilization of Brassica Hybrids”, No. 2, 1977. Since 1977, we have continued to carry out this research work in depth and made great progress. Now with the breeding of more than 10 excellent self-incompatibility formulated “Jingfeng 1” and other 7 early, middle and late-maturing hybrid cabbage generation in more than 20 provinces, municipalities and autonomous regions Popularize and apply, among them the first-generation cabbage hybrid in Beijing and Tianjin accounts for more than 95% of the total cultivated area of cabbage, which will increase the output of cabbage and increase the market supply of vegetables