Application of Dummy Variable in the Research of <i>Pinus Densata</i> Stock Volume Inversion Model

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WANG Zongmei, XU Tianshu, YUE Cairong, LIU Qi

Forest and Grassland Resources Research . 2017, (4): 75 -81 . DOI: 10.13466/j.cnki.lyzygl.2017.04.012