Welcome to Chinese Agricultural Science Bulletin,
Effects of Different Biogas Fertilizers on the Yield and Nitrogen Use Efficiency of
赵凤莲 孙钦平 李吉进 刘春生 刘本生 曲明山 郭宁
Chinese Agricultural Science Bulletin . 2011, (8): 156 -161 .  DOI: 10.11924/j.issn.1000-6850.2010-3726