论文部分内容阅读
“云白一号”是云南省农科院园艺所白菜育种组用A B系和一个自交系配制而成的早熟杂交一代,于1990年通过云南省科委成果鉴定和省农作物品种审定委员会审定。为确保种子纯度,除培育纯正的亲本种株外,在制种中应抓好以下环节。 1 保证隔离条件空间隔离是防杂保纯、保持优良种性的关键。大白菜制种田要与其它品种(系)及
“Yunbai No.1” is a precocious hybrid generation of Chinese cabbage breeding group of Horticultural Institute of Yunnan Academy of Agricultural Sciences using AB line and one inbred line, and passed the appraisal of achievements of Yunnan Science and Technology Commission and the validation committee of provincial crop varieties in 1990 . In order to ensure the purity of seeds, in addition to cultivating pure parental strains, the following links should be met during seed production. 1 to ensure the isolation conditions Spatial isolation is anti-hybrid pure, the key to maintaining good species. Chinese cabbage farming with other varieties (lines) and