There is significant soil erosion in the lake catchment with sediment production averaging 3.32 t ha"1 year'1. In addition, lake siltation and water plant blooming has caused a decline of lake water quality. Soil and water conservation strategies are needed urgently to mitigate the sediment and...
从'98洪水看鄱阳湖流域的水土保持可持续发展 Soil and Water Conservation and Its S. 下载积分:1500 内容提示: 万方数据 表I江西省土壤侵蚀强度变化情况⋯va^扎‘ Inof soil㈣㈣L眦rIsi‘ yln J】a。嵴t P洲n∽Il 旷hm 2)T址kI【单位:万hm 2注:-其他古触匿侵蚀区、水田、水面、忖庄和道路:**1996...
Kettle lakes dot the county, too. They started as chunks of ice left behind by a retreating glacier. “Eventually soil buried them, and as they melted, they created circular lakes called kettle lakes. It’s neat to look at maps of Lake County and notice these lakes.” Recessional moraines...
洞庭湖区;堤防加固工程;水土保持;护坡工程;堤基防渗S157.2A1003-5710 2011 05-0048-0310. 3969/j. issn. 1003-5710. 2011. 05. 012Soil and water conservation engineering and design optimization advice for levee reinforcement project in Dongting Lake region TAO ZiyunHE WeiqiNIU Yandong2011-09-072011-...
and local governments launched several projects aimed at soil and waterconservation, extending the limits of the lake, and reinforcement of the banks around the lake. In addition, the largeThree Gorges Damproject, upstream from the lake, is intended to regulate the flow of the Yangtze and to ...
The larger, deeper lakes are a significant factor within the cycle of water—from rain to surface water, ice,soilmoisture, or groundwater and thence to water vapour. These lakes receive thedrainagefrom vast tracts of land, store it, pass it on seaward, or lose it to theatmospherebyevaporati...
In many parts of the world, lake drying is caused by water management failures, while the phenomenon is exacerbated by climate change. Lake Urmia in Northern Iran is drying up at such an alarming rate that it is considered to be a dying lake, which has d
This educational program has been extensively reviewed by county agricultural agents and soil and water conservation field personnel in North Carolina and is now increasingly being distributed nationally.doi:10.1080/07438148809354379Maas, Richard P.
volume of port containers by railway and waterway will maintain rapid growth. To enhance the diversity, stability and sustainability of the country's ecosystem, the guidelines aim to increase the national forest coverage to 26...
Evaluation and analysis of capacity of forestry sustainable development in Chunàn County. Journal of Zhejiang Forestry College, 18(4): 337–344 (in Chinese) Hu S J (2005). Present situation and management countermeasures of soil and water loss in Qiandaohu watershed. Soil and Water ...