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几年来,黄屯乡大力发展拱棚韭菜,现已初具规模,成为黄屯乡的一个支柱产业。一、韭菜的生育特点韭菜为多年生宿根植物,耐寒抗病,性喜较高的土壤湿度和空气湿度,对光照要求不甚严格,中光照良好,很适于塑料薄膜小拱棚的栽培。其对拱棚生产影响较大的特性有: (一)“跳根”现象韭菜分蘖力比较强,每长一片新叶,下部根茎加长0.6mm,其上增加新根1～2条,一年内根茎可向上伸长1cm左右,这种现象称为“跳根”。栽培上要求每年培土,更新根系。 (二)“定叶”现象单株韭菜达到一定叶
Over the past few years, Huang Tunxiang vigorously develop the shed shed leek, has begun to take shape, become a pillar industry Huangtun. First, the characteristics of the growth of leek Leek perennial perennial plants, cold and disease resistance, sexual hi higher soil moisture and air humidity, less stringent requirements of light, good light, it is suitable for the cultivation of small plastic shed shed. The characteristics of its impact on the production of arch sheds are: (A) “jump root ” phenomenon Leek strong tillering ability, a new leaf for each long, the lower rhizome lengthened 0.6mm, on which to add 1 to 2 new roots, a Rhizomes can be extended up to about 1cm during the year, a phenomenon known as “jumping root ”. Cultivation requires earthwork every year, update the root system. (B) “fixed leaf ” phenomenon Single plant leek to reach a certain leaf