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赵 坤,李世清,李生秀
Study on Undisturbed Soil Sample Incubation for Estimating Soil Nitrogen Supplying Capacity in Loess Plateau#br#
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中国农业科学 . 2009, (7): 2397 -2406 .  DOI: 10.3864/j.issn.0578-1752.2009.07.019