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A Crown Ratio Model for Cunninghamia lanceolata Plantations Based on Mixed Effect in Hubei
Yuan Hui, Du Chaoqun, Zhao Xiaotao, Xiao Zhiming, Zhao Hu
Chinese Agricultural Science Bulletin . 2021, (4): 31 -37 .  DOI: 10.11924/j.issn.1000-6850.casb2020-0023