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Soil erosion causes the loss of soil resources, the degradation of land fertility and the deterioration of regional ecological environment. Supported by the Geographical Information System (GIS), this paper takes Changting County in Fujian Province as an example. According to the intensity status quo of soil erosion, and on the statistical basis of the demarcation of the erodibility hazard rating,...
There exists workflow represented by business flow and network flow represented by products flow and vehicle flow in Logistics Enterprise, and there are also obvious interaction and impacts between the two flows. At present, the researches on logistics information platform mostly separate them, and thus affect the working efficiency of the system. This thesis proposes the idea of integrating workflow...
Toxic heavy metals in soil are global problems, due to their hazards to ecosystem and human health. There are seldom researches on risk early warning system of heavy metal pollution. In this paper, a framework of early warning system for pollution risk of heavy metals in soil , combining remote sensing technology and geographic information system. Its purpose is to enable the user of the warning system...
With the rapid development of economy in China, more and more toxic elements, such as As, are transferred to soils and the soil contamination is becoming more and more serious. To obtain the information of soil properties through conventional laboratory methods is time-consuming and expensive. Therefore, it is important to develop new methods of soil analysis which is fast, convenient and nondestructive...
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