Comparative analysis of organic and chemical fertilizer production energy consumption, input cost and environmental benefit：Sewage sludge composting as example
LIU Hongtao, CHEN Tongbin, ZHENG Guodi, GAO Ding, LEI Mei
Ecology and Environment . 2010, (4): 1000 -1003 .  DOI: 10.16258/j.cnki.1674-5906(2010)04-1000-04

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