搜索结果: 1-5 共查到“理学 waterways”相关记录5条 . 查询时间(0.109 秒)
Plant gene discovery could help reduce fertilizer pollution in waterways(图)
Plant gene reduce fertilizer pollution waterways
2019/10/18
Over-fertilization of agricultural fields is a growing environmental problem. Excess phosphorus from fertilized cropland frequently finds its way into nearby rivers and lakes. The resulting boom of aq...
Winter Road Salt,Fertilizers Turning North American Waterways Increasingly Saltier(图)
Winter Road Salt Fertilizers Turning North American Waterways Increasingly Saltier
2018/1/10
Across North America, streams and rivers are becoming saltier, thanks to road deicers, fertilizers and other salty compounds that humans indirectly release into waterways. At the same time, freshwater...
Value Added Benefits of High Definition Surveying (Laser Scanning) in Contrast to In-Situ Surveying for Erosion of Hydrological Waterways
Laser Scanning waterway surveying
2015/8/14
The purpose of this paper is to depict and illustrate the benefits of High DefinitionSurveying (HDS) also known as 3-dimensional laser scanning, in contrast to traditional surveying methods, such as R...
Value Added Benefits of High Definition Surveying (Laser Scanning) in Contrast to In-Situ Surveying for Erosion of Hydrological Waterways
Laser Scanning waterway surveying
2015/1/9
The purpose of this paper is to depict and illustrate the benefits of High DefinitionSurveying (HDS) also known as 3-dimensional laser scanning, in contrast to traditional surveying methods, such as R...