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2006年底,北京市土肥工作站对北京12个区县144个农产品生产基地的土壤肥力和有机肥料投入现状进行调查,发现进行有机生产的基地土壤养分含量和养分投入量,均明显高于常规生产地块;在有机肥料的投入中,商品有机肥的施用量只占7.01%。
At the end of 2006, Beijing Fertilizer Station investigated the soil fertility and input of organic fertilizers in 144 agricultural production bases in 12 districts and counties in Beijing. The results showed that the contents of nutrients and nutrients in the bases of organic production were significantly higher than those of conventional production sites Block; in the input of organic fertilizer, the application of commercial organic fertilizer accounted for only 7.01%.