北票县马友营子公社的贫下中农和干部,遵照毛主席关于“肥料是植物的粮食”的教导,几年来积极扩种绿肥作物,实行粮草轮作,并充分利用草木樨资源,采用沤、压、堆、埋等多种方法,造了大量优质粪肥,促进粮食产量不断增长。现将其几种主要积肥方法介绍如下: The poor middle peasants and cadres at the Maoyouying Sub-commune in Beipiao County follow the teachings of Chairman Mao on “food with fertilizers and plants”. In recent years, they have actively expanded their green manure crops and implemented crop rotation and made full use of resources of grass and shrubs, Pressure, heap, buried and other methods, creating a large number of high-quality manure and promote food production continues to grow. Now several of its main fertilizer methods are described below: