Estimation of Leaf Nitrogen of <i>Betula Platyphylla</i> in Burned Area of Daxing'anling,Inner Mongolia

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YANG Xiaoyu, WANG Bing, ZHANG Pengjie

Forest and Grassland Resources Research . 2021, (6): 90 -96 . DOI: 10.13466/j.cnki.lyzygl.2021.06.015