生物炭和秸秆对华北农田表层土壤矿质氮和pH值的影响
张星，刘杏认，林国林，张晴雯，张庆忠，王琴
Effects of Biochar and Straw Return on Mineral Nitrogen and pH of the Surface Soil in Farmland of the North China Plain
ZHANG Xing, LIU Xing-ren, LIN Guo-lin, ZHANG Qing-wen, ZHANG Qing-zhong,WANG Qin
中国农业气象
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2016, (02): 131
-142
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DOI: 10.3969/j.issn.1000-6362.2016.02.002