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Content Variation of Mineral Nutrients in 3 Apple Cultivars Leaves and Their Correlation
Wang Dongmei,Liu Zhi,Wang Yingda,Huang Jinfeng,Lv Tianxing and Yan Zhongye
Chinese Agricultural Science Bulletin . 2015, (4): 113 -118 .  DOI: 10.11924/j.issn.1000-6850.2014-1534