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黑油筒青菜又名黑叶青菜,是宁波市冬季主栽的名特蔬菜。栽培面积广,消费量大,在市场供应上举足轻重。由于多年来未进行提纯复壮,该品系混杂退化严重。为此,我们从1988年开始,连续五年对宁波黑油筒青菜进行了品种整理和提纯复壮,从中选育出圆叶种、平叶种和皱叶种三种类型。并建立了良种繁育体系,年推广面积1000hm~2以上。其中圆叶种黑油筒青菜已成为本市冬季栽培的最佳主栽品种,产生了较明显的经济效益和社会效益。
Black oil drums vegetables, also known as black leaf green vegetables, is the name of winter vegetables in Ningbo City, special vegetables. Cultivated area is wide, consumes a large amount, hold a pivotal position in the market supply. Due to the lack of purification and rejuvenation over the years, the strain is seriously mixed and degenerated. To this end, we started from 1988, for five consecutive years of Ningbo black oil cylinder vegetables species finishing and rejuvenation, from which bred circular species, flat leaf species and three kinds of wrinkled leaf species. And established a breeding system, the promotion of an area of 1000hm ~ 2 or more. Among them, the round-leaf black oil cylinder vegetable has become the best winter cultivated variety in this Municipality, resulting in obvious economic and social benefits.