苜蓿种植年限对河西走廊盐渍土氮积累量的影响
张冈, 周志宇, 王斌
Spatial Variability of Nitrogen Accumulation in the Saline Soil after Alfalfa Cultivation with Different Years in Hexi Corridor
ZHANG Gang, ZHOU Zhi-yu, WANG Bin
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2008, (3): 303
-306
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DOI: 10.11733/j.issn.1007-0435.2008.03.018