Quercusvariabilis相关论文
Variation of macronutrient concentrations in natural Quercus variabilis ecosystems across temperate-
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根据中条山森林经营局当地市场情况,将栓皮栎材种分为规格材,非规格材和薪材废材三类,编制了材种出材率表,采用理查德方程和二次多项式......