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我国首创多菌种生物复合有机肥绿友多菌种生物有机复合肥（简称绿友生物菌肥）由北京科学城科技发展中心所属北京绿友应用技术研究所历经８年时间首先研制成功。它是由５种对人体无害的固氮和解磷、解钾菌有机复合而成，是一种不依氮、磷、钾等化肥为原料，即能清除化学污...
China’s first multi-species biological compound organic fertilizer Green Friend multi-species biological organic compound fertilizer (referred to as Green Friends of biological fertilizer) by Beijing Science City Science and Technology Development Center affiliated Beijing Green Friends of Applied Technology Research Institute after eight years of first successful development. It is made of 5 types of nitrogen-fixing and phosphate-solubilizing and potassium-solubilizing bacteria that are harmless to the human body and is a kind of chemical fertilizer that can remove chemical fertilizer without nitrogen, phosphorus and potassium ...