1) soil inorganic carbon density
土壤无机碳密度
1.
This paper statistically calculated soil inorganic carbon stock and soil inorganic carbon density for 0~20,0~100,0~180 cm depth in the Yangtze Delta region based on 1∶250 000 multi-purpose regional geochemical survey and interrelated research by ARCGIS9.
0,对长江三角洲地区0~20、0~100、0~180 cm深度土壤无机碳密度及储量做出实测统计。
2) soil organic carbon density
土壤有机碳密度
1.
It is vital to estimate soil organic carbon density(SOCD)and its storage more accurately on natural secondary Pinus tabulaeforims forest land at Huoditang valley in Qinling mountains so that carbon balance of whole forest ecosystem could be better understood.
【目的】精确估计火地塘天然次生油松林土壤有机碳密度和储量。
2.
Based on a soil database from the soil sampling of Jiangxi by GPS in 2006, topsoil organic carbon density was calculated.
根据2006年江西省各县市典型土壤GPS定点采样样点的理化分析数据计算出有机碳密度并进行空间插值,利用江西省第二次土壤普查相关数据建立土壤空间数据库,结合各土壤类型分布面积,估算表层(0~20cm)土壤有机碳密度和储量,并探讨其空间分布特征。
3.
The soil organic carbon density and storage of Chongqing municipality was estimated based on the data of 1411 soil profile of Chongqing from the second soil survey of China, using the soil map (1∶250000), land use status quo map and district map of Chongqing.
基于重庆市第二次土壤普查的1411个土壤剖面数据,结合重庆市土壤图、土地利用现状图和行政区划图,在地理信息系统技术的支持下,对重庆市土壤有机碳密度及储量进行了估算,同时引入有机碳丰度指数这一指标,对有机碳在不同土壤、不同区域以及不同景观中的分布特征进行了分析。
3) Soil carbon density
土壤碳密度
1.
In the whole watershed,mean soil carbon density of mountain area was 25.
论文利用改进的土壤类型法———基于网格的土壤类型法,以干旱区典型的三工河流域为例,精确估算流域土壤碳储量,分析土壤碳密度的空间分布特征,为干旱区土壤碳循环研究提供数据支撑。
2.
For the whole soil section,soil carbon density in all forest types varied from 12.
(2)4种林分土壤碳密度存在显著差异,其各土层变化范围为1。
3.
For the whole soil section,soil carbon density in all forest types varies from 13.
(2)4种林分土壤碳密度差异显著,其各土层变化范围为1。
4) soil inorganic carbon
土壤无机碳
1.
The contents of soil organic carbon(SOC)and soil inorganic carbon(SIC)in different soil layers within 1 m depths in three different kinds of steppes(Stipa baicalensis steppe, Leymus chinensis steppe and Stipa grandis steppe), in the Xilin River Basin of Inner Mongolia, China , were determined in order to investigating effects of cultivating and grazing on the soil carbon in temperate grassland.
(3)贝加尔针茅草原开垦为农田使1m土层内的土壤无机碳含量升高,钙积化位置变浅。
5) Total organic carbon density
土壤总有机碳密度
6) Water-soluble organic carbon density
土壤水溶性有机碳密度
补充资料：土壤有机胶体
分子式：
CAS号：
性质：又称腐殖质胶体(humus colloid)，由土壤中动植物残体经微生物分解后又重新合成的产物所组成。主要有腐殖质，也有一些木质素、蛋白质、纤维素、树脂等化合物。
CAS号：
性质：又称腐殖质胶体(humus colloid)，由土壤中动植物残体经微生物分解后又重新合成的产物所组成。主要有腐殖质，也有一些木质素、蛋白质、纤维素、树脂等化合物。
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