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华北土石山区不同肥料对土壤养分的影响
冯宗红 张志杰 宋庆丰 杨新兵 鲁绍伟
The Influence of Different Fertilizers on The Soil Nutrition in Rocky Mountain Area of Northern China
中国农学通报 . 2010, (14): 214 -217 .  DOI: 10.11924/j.issn.1000-6850.2010-0432