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黄花菜是营养价值很高的名贵蔬菜,深受国内外市场欢迎,种植黄花菜是当前农民致富的好门路。在如何提高1—3年生的幼龄黄花菜的产量上,祁东县农产品公司黄花菜科研所采用密植栽培技术取得了可喜的效果,1982年春密植栽培黄花菜0.5亩,当年就采收少量黄花,1983年平均亩产340斤,1984年亩产667斤,比当地一般大田栽培的同龄黄花菜产量高1—2倍。他们的高产栽培技术是: 一、繁殖良种采用和繁殖优良品种是提高黄花菜产量的基础。祁东县采用当地优良品种白花和猛子花。黄花菜的繁殖方法有种子繁殖、分株繁殖和切片繁殖。其中切片繁殖用种量少、成本低,是当前推广的方法。具体做法是:在8月下旬到10月上旬,取老黄花菜植株,剪除绿叶,留5—7厘米长的根系,用小刀均匀地切成
Day lily is a valuable nutritional value of vegetables, welcomed by domestic and foreign markets, planting lily is a good way for farmers to get rich. On how to improve 1-3 years of young lily production, Qidong Agricultural Products Company Dayi scientific research using close planting techniques have achieved gratifying results, the dense spring 1982 planting 0.5 acres of day lily, then harvest a small amount of yellow In 1983, the average per-mu yield was 340 kg. In 1984, 667 kg per mu was produced, which was 1-2 times higher than that of common day-old lily cultivated in the field. Their high-yielding cultivation techniques are: First, the use of breeding breeds and breeding fine varieties is to improve the basis for the production of lily. Qidong County, the use of local varieties of white flowers and Mengzi flowers. Day lily breeding methods have seed breeding, ramets breeding and section breeding. Slice breeding with less species, low cost, is the current promotion of the method. The specific approach is: in late August to early October, take the old day lily plants, cut green leaves, leaving 5-7 cm long roots, cut evenly with a knife