长期施用有机物料下黑土氮素有效性及其与作物产量的关系
石洪艾1,2,尤孟阳2,李禄军2,韩晓增1,2**
Nitrogen availability in black soils and its relations with crop yields under long-term applications of organic amendments.
SHI Hong-ai1,2, YOU Meng-yang2, LI Lu-jun2, HAN Xiao-zeng1,2**
生态学杂志
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2012, (09): 2283
-2288
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