铜山早薹韭是江苏省徐州市铜山县早薹韭研究会会长、高级农艺师杨建民经多年繁育,从地方品种的变异株中精心选育的特早熟薹韭良种。该品种在我地试种几年来,效益可观,一般露地栽培纯收入达5000元/667m2,大棚栽培纯收入在10000元/667m2以上,现将其特点及栽技术总结如下:1　特点1 Tongsan early sedge Allium is Tongzhou County, Xuzhou City, Jiangsu Province, early bolting allium Leek Research Association, senior agronomist Yang Jianmin after years of breeding, from the local varieties of mutants in the well-selected special precocious sedge Allium. The variety in my trial in recent years, considerable benefits, the general open-field cultivation of net income of 5,000 yuan / 667m2, greenhouse cultivation of net income in more than 10,000 yuan / 667m2, now its characteristics and planting techniques are summarized as follows: 1 Features 1