田土循环积肥法农作物（包括蔬菜）收获后，立即在田中抽条拉土，一般地块每０．５—１．０米宽挖一锹宽。一锹深的取土沟，也可以根据地形，高处多取、低处少取。取土后进行秋翻整地，既平整了土地又取土积肥。用田土积造的农家肥质量高，翌年又将田土以农家肥的形式还到... Land reclamation fertilizer method Crops (including vegetables) Harvest immediately after the extraction of soil in Tanaka, the general block every 0.5-1.0 m wide dig a shovel width. Take a deep shovel trench, but also can be based on the topography, height and more to take less to take less. Subsequent soil fall after the fall of the land, both flat soil and soil fertilizer. Farms built with high quality of land manure, the following year in turn the form of farm manure to ...