1) forest vegetation change
森林植被变化
1.
This thesis chooses Luoyugou watershed in Gansu province Tianshui city as the example research area,imitating and studying the runoff,sediment and water quality in the research area with the application of distributed hydrological model SWAT(the Soil and Water Assessment Tool),and stressing on the influence of precipitation and forest vegetation change to ecological hydrology responds.
以甘肃天水罗玉沟流域为研究区,应用分布式水文模型(SWAT)对该流域的径流、泥沙和水质状况进行模拟研究,并重点探讨了降雨和森林植被变化对水文生态响应的影响。
2) forest vegetation change(harvesting)
森林植被变化(采伐)
3) Variable BEF changes
森林植被碳库及其变化
5) Forest Vegetation
森林植被
1.
A Study on the Approaches for Restoring Forest Vegetation in Karst Stone-desertification Area of Central Guizhou Province;
黔中喀斯特石漠化地形区森林植被恢复途径研究
2.
Restoration and reconstruction of the forest vegetation in the Mufushan-Yanziji Mountains,Nanjing;
南京幕燕山地森林植被恢复重建研究
3.
Analysis of affection of forest vegetation change on watershed runoff and flood;
森林植被变化对径流及洪水的影响分析
6) forest cover
森林植被
1.
It is calculated that the average annual ecological water use of forest cover in Beijing is about 370.
据计算分析 ,确定出北京市森林植被的平均年生态用水量为 370 。
2.
This paper analyzes the hydrologic informations of some rive r basins in forest cover in loess hill region of Gansu Province, showing the fo rest cover in the region contributes to increase precipitation, regulates obviou sly storm-flood and annual runoff, and improves efficiently microclimate, soil and water conservation.
通过对甘肃省黄土丘陵地带森林植被区与裸露的黄土丘陵区若干流域水文资料的分析 ,说明该区植被有利于增加降水量。
3.
It is calculated that the average annual ecological water use of forest cover in Beijing is about 370 .
据计算分析 ,确定出北京市森林植被的平均年生态用水量为 3 70 。
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