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为丰富寒旱山区早春４月１０日至５月１０日，蔬菜淡季群众的莱蓝子，涉县农业局示范推广了早春地膜、拱棚双覆盖栽培甘蓝技术，６６７ｍ２（亩）收甘蓝２５００－３０００ｋｇ（公斤），获产值２５００－３０００元。其主要栽培技术是： 一、精细整地 秋作物收获后，６６７ｍ
In order to enrich the early winter in the cold and dry mountainous areas from April 10 to May 10, Laizhouzi, the Shexian County Bureau of Agriculture demonstrated and popularized the early spring mulching film and arch shed covering cabbage technology with 667m2 (mu) 2500-3000kg (Kg), the output value of 2500-3000 yuan. The main cultivation techniques are: First, fine preparation of autumn crops after harvest, 667m