| 1. | This paper summarized the studies on biomass production , biomass growth models , biomass measurement , biomass and forest density , as well as carbon storage of poplars in china in recent 20 years 摘要本文总结了中国近20年来有关杨树生物量产量、生物量增长模型、生物量测定、生物量与林分密度,以及杨树碳储量方面的研究进展。 |