目的应用地理信息系统和遥感技术（GIS ，RS）快速确定鄱阳湖区钉螺孳生地带及血吸虫病高危区域。
Objective To identify Oncomelania hupensis snail habitats and areas with high transmission potential by GIS/RS.
应用遥感和地理信息系统技术，对向海自然保护区不同年代景观格局特征，及其重要湿地景观梯度分布特征进行深入的分析。
With the application of RS and GIS techniques, the variation of landscapes pattern and the gradient distribution of wetland in Xianghai Nature Reserve in different ages were analyzed.
在这种背景下将最新的地理信息系统技术和遥感技术应用到生态环境研究就显得非常迫切。
So, it is an urgency that the application of GIS and RS is used to the study of ecological enviroment.
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