湖北利川县水田多为冷浸田、烂泥田,历年来施用石灰有显著增产和改善品质的作用。能中和土壤酸性,增加作物直接吸收鈣质营养,改善冷性土和有杀虫除莠的作用。水田施石灰有下列四种方法:1.打谷桩水稻收割后打石灰300~500斤/亩,随即冬耕,促进杂草和稻桩腐烂肥田;2.打板田二、三月份边打石灰200~300斤/亩边犁板田; Lichuan County, Hubei paddy field mostly cold dip fields, mud fields, lime over the years have significantly increased production and improve quality. Can neutralize the acidity of the soil, increase the direct absorption of calcium nutrition crops, to improve cold soil and insecticide herbicides role. Paddy paddy lime has the following four methods: 1. Threshing pile rice harvest lime 300 ~ 500 pounds / mu, then winter plowing, weed and rice pile decay rotting fertilizer field; Lime 200 ~ 300 pounds / mu while plowing plate Tian;