坑沤肥和厩圈肥起出后的一个个小堆,应及时归积成大堆,这样可防止氮的挥发,从而保养好肥效。现将具体方法介绍如下: 1.铺好粪堆底取腐殖土或沙壤土,铺50厘米厚,再铺一层烂柴禾垛“底子”。千万别取各家庭院流淌出的污水积渍的大坑土,因为那里含碱较多,不宜做沤肥土。 Pits and fertilizers and stabs play a small heap after the pile should be promptly grouped into piles, so as to prevent the volatilization of nitrogen, so as to maintain good fertilizer effect. Now the specific methods are described as follows: 1 pave the bottom of humus soil or sandy loam, shop 50 cm thick, and then shop a layer of rotten wood Wo stack “foundation ”. Do not take the courtyard flowing out of the plot of sewage sediment Hang pit, because there are more alkali, should not do 沤 fat soil.