The Effects of Different Fertilizing Methods on Nitrification and Denitrification in Black Soil in Songnen Plain

被引:0
作者
LIU ShuyuWANG HongyanWANG XumeiQI Zhiyong Resources and Environmental Sciences College Northeast Agricultural University Harbin Heilongjiang PRC [150030 ]
机构
关键词
nitrification; denitrification; fertilizing;
D O I
暂无
中图分类号
S158 [土壤肥力(土壤肥沃性)];
学科分类号
0903 ; 090301 ;
摘要
The paper compared the effects of application of farm manure with chemical fertilizers on nitrification and denitrification in black soil, the result showed that the numbers of nitrobacterias and denitrobacterias in farm manure treatment were both higher than that of other treatments. The intensity of denitrification in chemical treatment was higher than that of manure treatment. The content of organic matter in soil was correlated with the intensity of nitrification and denitrification, and the coefficients were respectively 0.9981 and 0.8693.
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页码:108 / 112
页数:5
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