近年来,河南省西峡县紧紧围绕“三沼”(即沼气、沼渣和沼液)做文章,将沼气事业建设与产业发展相结合,充分利用“三沼”服务生态农业,大力实施“秸—沼—果”、“秸—沼—菌”等循环经济模式,通过用沼肥育果、沼液养猪、沼液养鱼、沼渣栽培食用菌,初步形 In recent years, Xixia County, Henan Province, has tightly focused on the “Three Marsh” (ie, biogas, biogas residue and biogas slurry) to integrate the biogas project construction and industrial development and make full use of the “Three Marsh” service ecology Agriculture, vigorously implement the “straw - marsh - fruit ”, “straw - marsh - bacteria ” and other recycling economy model, through the use of marsh manure, marsh liquid pig, biogas slurry, biogas cultivation of edible mushrooms, Preliminary shape