1) regional forest biomass
区域森林生物量
1.
Based on the observation data obtained from 69 sampling sites of different age class forests, and by using biomass expansion factor function, the regression equations of stand biomass and volume of the main forest types in Pearl River Delta were built, and the regional forest biomass and its dynamics were estimated on the basis of forest inventory data.
利用生物量转换因子连续函数法,通过69组不同龄级的森林样地实测数据,拟合了珠江三角洲主要森林类型的生物量和蓄积量之间的回归方程,并结合3个时段森林清查资料,估算了区域森林生物量及其动态。
2) Estimation of regional forest biomass
区域森林生物量估算
3) regional forest biomass inventory
区域性森林生物量资源清查
1.
An effective method for developing a set of tree biomass models and their application in regional forest biomass inventory is presented by using the sample data of Chinese fir, Masson pine, and broad leaved tree species.
根据杉木、马尾松、阔叶树３个树种（组）的样本资料，研究提出了一套建立立木生物量模型及其在区域性森林生物量资源清查中应用的有效方法，解决了总量与各维量间相兼容和生物量估计与森林蓄积量清查的立木材积估计相兼容的问题，而且使模型的精度和适用性相对于传统的二元立木生物量模型有明显提高。
4) forest biomass
森林生物量
1.
Remote-sensing information model of forest biomass based on principal components analysis;
基于PCA的森林生物量遥感信息模型研究
2.
Precision analysis of forest biomass measuring.;
森林生物量测定精度分析
3.
Review of Researches on Forest Biomass and Productivity;
森林生物量与生产力研究综述
补充资料：森林资源(见世界森林资源、中国森林资源)
森林资源(见世界森林资源、中国森林资源)
forest resources
sen Iin ziyuon森林资源(forest resources)见世界森林资源、中国森林资源。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条