A two-scale approach for estimating forest aboveground biomass with optical remote sensing images in

来源 :林业研究:英文版 | 被引量 : 0次 | 上传用户:luke_kai
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
Forests account for 80%of the total carbon exchange between the atmosphere and terrestrial ecosystems.Thus,to better manage our responses to global warming,it is important to monitor and assess forest aboveground carbon and forest aboveground biomass(FAGB
其他文献
期刊
Korean larch(Larix olgensis)is one of the main tree species for aff orestation and timber production in northeast China.However,its timber quality and growth ab
目的观察糖尿病患者闭合性踝关节骨折的手术治疗效果。方法16例糖尿病踝关节骨折患者,男9例,女7例,均为U型糖尿病,采用钢板和/或加压螺钉固定,术后3个月内避免患肢负重。结果随访9-
在医学临床工作中。不少患者是以头疼、头晕、胸闷为主诉就诊的,这些躯体症状,有些是有其病理、生物或生化基础的,有些却找不出其病理、生物或生化原因。其实,随着医学知识的不断
目的探讨超声对乳腺肿块定性诊断的价值。方法应用超声检查对90例经手术病理证实的乳腺肿块进行诊断。结果超声诊断乳腺癌肿块的准确诊断指数为(Youden指数)79%,灵敏度为91%,特异度
The carbon cycle of forest ecosystems plays a key role in regulating CO2 concentrations in the atmosphere. Research on carbon storage estimation of forest ecosy
The identification of burnt forests and their monitoring provide essential information for the suitable management and conservation of these ecosystems. This re
Larix principis-rupprechtii Mayr is a dominant species in coniferous forests of North China.However,early selection of L.principis-rupprechtii for growth traits
目的探讨乌榄树皮水提物对大鼠血压和心率的药效学作用。方法本实验采用颈总动脉插管,MedLab生物信号采集处理系统,测定大鼠血压和心率。实验大鼠随机分为乌榄树皮水提物低剂量
经皮旋转扩张气管切竹术操作简单、方便、用时短、出血量少、可在床边操作。避免手术室搬运。这种技术是以导丝引导带螺纹的锥形扩张器旋转扩张气管前软组织和气管壁,形成窦道