北京大兴县魏善庄乡北研垡村农民朱贵臣以“人无我有,人有我早,人早我好”的原则,巧种三分庭院地搞塑料中棚蔬菜生产,年收入3000元左右。他的具体作法是: 头茬种芹菜。8月中旬下籽育苗,下种一个半月即10月初移栽,芹菜上市时正值蔬 Beijing Daxing County, Weishan Zhuang Township North Institute of Peasant Farmer Zhu Guichen to “people do not have me, I have early, good morning I” principle, clever three-thirds of the courtyard to engage in plastic shed vegetable production, annual income of 3,000 yuan. His specific practice is: the first crop of celery. Seeding seedlings in mid-August, the next one and a half month that is transplanted in early October, when celery vegetables are positive