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甘蓝一代杂种优势显著,利用自交不亲和系生产一代杂种种子国内外都已做了大量工作,选育出了大批优良一代杂种。为了选育出适合本地区栽培的优良一代杂种,本所于1976年开始利用南京地方品种晨光平头进行自交不亲和系选育及杂种选配工作,育成早中熟秋甘蓝一代杂种苏晨1号,在省区域试验及全国区域试验中均表现良好,是一个适合早秋栽培或秋季栽培的优良品种。 一、选育经过 亲本材料之一的晨光平头系五十年代南京地方秋甘蓝品种,经多年选育,表现中熟、
The cabbage F1 generation has significant heterosis. A large number of work has been done both at home and abroad to produce the first generation hybrid seeds using self-incompatibility lines, and a large number of elite hybrids have been bred. In order to breed elite hybrids suitable for cultivation in this region, the institute began to utilize the local hybrids of Nanjing Changbai in 1976 to carry out selfing incompatibility breeding and hybrid selection and breeding. No.1 is a good variety suitable for early autumn cultivation or autumn cultivation in both the provincial regional experiment and the national regional experiment. First, the selection of one of the parents of the morning light through the flat head Department of Nanjing local autumn cabbage varieties in the 1950s, after years of breeding, performance in the cooked,