人为干扰对新疆甘家湖湿地边缘带土壤酶活性的影响
李艳红, 楚新正, 赵树旺
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生态环境学报 . 2009, (4): 1504 -1507 .  DOI: 10.16258/j.cnki.1674-5906(2009)04-1504-04