Biomass and nitrogen turnover and nutrient use characteristics in subarctic mountain birch treesP S Karlsson, K O Nordell,Bjartmar Sveinbjornsson, F E Wielgolaskimag(2001)引用 25|浏览1暂无评分关键词leaves,high altitude,forests,leaf area indexAI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要