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法库县包家屯乡郝家堡村有很多农户采取地头挖坑积肥的办法,收到了较好的效果。他们在地方挖锅形坑,坑深1.5米,直径3米,坑壁用水泥或三合土抹严。积肥原料配比是,100担水,5担人粪尿,5担马粪,2.5斤硫酸亚铁。如果能多加一些人粪尿和马粪,肥效更高。夏季装料后7～10天便能发酵腐熟,腐熟后将粪从坑中起出。每个坑连续积肥一年。可供45亩地用肥。这种积肥方法,在夏季便于就地造肥,也可联户沤压绿肥。秋、冬季还可就地沤制秸秆肥。此法便于就地取材、就地造肥、就地施用,减少了很多人工和运输负担。
Faku County, Baojiatun Township, Hao Jiabao Village many farmers to dig the plot of fertilizer approach, received good results. They dug pot-shaped pit in the place, pit depth of 1.5 meters, 3 meters in diameter, pit wall with cement or triad earth wipe strict. Fertilizer raw material ratio is 100 water, 5 to human excrement, 5 horse manure, 2.5 kg of ferrous sulfate. If you can add some human waste and horse manure, higher efficiency. After the summer loading 7 to 10 days will be able to ferment maturity, decomposed manure from the pit. Each pit continuous product fertilizer for one year. For 45 acres of land with fertilizer. This method of fertilizer, in the summer to facilitate in-situ fertilizer, but also joint pressure to suppress green manure. Autumn and winter can be made of straw fertilizer on the spot. This method is convenient for local materials, local fertilizer, local application, reducing a lot of labor and transportation costs.