1) aboveground biomass
地上生物量
1.
Influences of water gradients on the aboveground biomass of a typical wetland plant(Calamagrostis angustifolia) in the Sanjiang Plain;
水分梯度对三江平原典型湿地植物小叶章地上生物量的影响
2.
Spatial heterogeneity of soil nutrients and aboveground biomass in abandoned old-fields of Loess Hilly region in Northern Shaanxi,China;
陕北黄土丘陵区撂荒群落土壤养分与地上生物量空间异质性
3.
Aboveground biomass of Tamarix on piedmont plain of Tianshan Mountains south slope.;
天山南麓山前平原柽柳灌丛地上生物量
2) above-ground biomass
地上生物量
1.
The plant community characteristics of different natural restoration grasslands and above-ground biomass were calculated.
采用TWINSPAN分类法对黄土丘陵沟壑区吴起县双树沟流域30个自然恢复草地植被进行分类,并对分类后各植被群落特征和地上生物量进行统计分析。
2.
Combining field investigation results with the constructed bi-factorial power regression models, we drew such conclusions as follows: 1) There was not significant difference in the above-ground biomass density of Fargesia nitida between calculated by r.
测量75株标准竹,建立各龄级华西箭竹地上生物量、地上各构件生物量关于基径和高度的一元和二元回归方程。
3.
First,correlation between original spectral,hyperspectral feature variables and above-ground biomass of natural grassland was analysed.
在进行天然草地地上生物量与原始光谱和高光谱特征变量相关分析的基础上,将观测数据分成两组:一组观测数据作为训练样本,运用单变量线性、非线性和逐步回归分析方法,建立生物量高光谱遥感估算模型;另一组观测数据作为检验样本,进行精度检验。
3) biomass
[英]['baɪəʊmæs] [美]['baɪo'mæs]
地上生物量
1.
Effect of Nitrogen Fertilizer on Biomass and the Important Values of the Main Species in Degraded Grassland
施氮对退化天然草地主要物种地上生物量和重要值的影响
2.
Influence of rainfall in growing season and clipping intensity on aboveground biomass of Leymus chinensis steppe
生长季降水量和刈割强度对羊草群落地上生物量的影响
3.
Taking the TM remote sensing image in August,2003 and 2004 as the data resource,combining with the ground survey data in the corresponding period,it is analyzed the effects of withdrawing graze and returning to the grassland from vegetation cover,vegetal composition and biomass on the ground etc.
本文选取了内蒙古镶黄旗为研究区域,以2003年8月份和2004年8月份的TM遥感影像为数据源,结合对应时期的地面调查数据,从植被盖度、植物类组成、地上生物量等方面对内蒙古镶黄旗退牧还草工程的实施效果进行了分析。
4) above ground biomass
地上生物量
1.
The purpose of this study was to analyze the effects of soil depth on vegetation cover and above ground biomass of natural grasses protected from grazing in the east part of Inner Mongolia through field survey.
结果表明,天然草地植被盖度、地上生物量和高度随土壤厚度的增加而增大。
2.
Research on above ground biomass dynamics of Lespedeza daurica and L.
对松嫩草地兴安胡枝子与细叶胡枝子地上生物量动态及种间进行的比较研究结果表明,在整个生长季内,2种胡枝子地上总生物量与茎、叶生物量的动态变化与季节气候变化相适应,呈幂函数增长的“S”型曲线形式;花果生物量则呈逐渐增加的直线形式。
3.
The results indicated that in the grass group and sedge group, the above ground biomass in the plots, where the precipitation increased by 20%, was 103.
结果表明,不同植物类群(禾草类、莎草类)增加降水20%,地上生物量分别比对照提高103。
5) ground biomass
地上生物量
1.
Relationship of ground biomass and plant diversity at different desertification stages in Horqin sandy grassland;
科尔沁沙地不同沙漠化阶段植物种多样性与沙地草场地上生物量关系研究
2.
Based on the measured data of five main kinds of the high and cold grasslands in Bayanbulak Xinjiang,the characteristics of soil factors with environmental variations and the relationship between soil factors and above-ground biomass of the grasslands were studied in this paper.
以新疆巴音布鲁克高寒草地五种主要草地类型的实测数据为依据,探讨了土壤因子随环境变化的特点及其对地上生物量之间的影响。
3.
Then the relationship of ground biomass of different shrubs and environmental factors were studied using principal component analysis.
为干旱河谷地区的植被恢复和生物多样性的保育提供科学依据,运用数量排序方法DCCA,就岷江干旱河谷调查的植被和环境数据进行排序分析,研究该地区植物群落分布与环境梯度之间的关系,并用主成分分析法,研究该地区灌丛地上生物量与环境因子之间的关系。
6) Below-aboveground biomass ratio
地下生物量/地上生物量
补充资料：生物量
分子式：
CAS号：
性质：就是一个群体活质（如称活性物质，例如活的细胞等等）的质量。通常是以在该群体所赖以生存的单位面积或单位体积的栖息场所中所含的活质的干质量来表示，例如g/cm2或g/L等等。
CAS号：
性质：就是一个群体活质（如称活性物质，例如活的细胞等等）的质量。通常是以在该群体所赖以生存的单位面积或单位体积的栖息场所中所含的活质的干质量来表示，例如g/cm2或g/L等等。
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