一、聚厢垄作 1、聚厢垄作方法。就是利用旱地大小春收获后的间隙时间,抢时聚土垄作,凡地面坡度小于5度的地块,采取横聚法;5度以上需降缓坡度,改变地形的采取竖聚。垄沟宽度一般为170～200厘米,相间排列,将做空行的表土聚于垄面上,呈高30～40厘米的弧垄。 2、垄沟改造,强力培肥。聚 First, the polygamy ridge for 1, polygamy ridge for the method. Is the use of dry and spring size gap harvest time, when grabbed soil ridge, where the ground slope of less than 5 degrees of the plot, to cross the law together; 5 degrees above the need to reduce the gradient to change the terrain to take the vertical gather. Ditch width is generally 170 ~ 200 cm, arranged in phases, the empty row of surface soil gathered in the ridge, was 30 to 40 cm high arc ridge. 2, ditch transformation, strong fertilization. Poly