一、整地施基肥(一)整地定植15d之前结合建池时回填土整地,深度30～40厘米,耙平土面,清除杂草和往年种植作物的残枝败叶和枯根茎。栽前灌水,用牲畜或机械和池使泥土呈浆状,保持水层2～3厘米,此后就可以定植了。(二)施基肥应按NY/T496规定执行。一般每667平方米施腐熟的农家肥3000千克(或腐熟 First, soil preparation base fertilizer (A) 15d before planting land preparation combined with the built pool backfill soil preparation, the depth of 30 to 40 cm, raking the soil surface, remove weeds and crops in previous years, the deciduous leaves and dead roots. Irrigation before planting, with livestock or machinery and pond mud so that the soil to maintain the water layer 2 to 3 cm, then you can colonize. (B) base fertilizer should be NY / T496 regulations. Generally applied per 667 square meters of farmed 3000 kg (or maturity