Vegetation coverage is an important ecological parameter, possessing important significance to the global environment variation and monitoring investigation.
植被覆盖度是一个十分重要的生态学参数，对于全球环境变化和监测研究具有重要意义。
Different remote sensing monitoring methods are needed for the medicinal plant resource in different types of ecological environment.
不同生态环境类型下的药用植物，需采用不同的遥感监测方法。
As the important factors of influencing sea ecological environment, the temperature and the salinity of sea water is the most important two parameters in the Marine environment monitoring.
温度与盐度作为影响海洋生态环境的重要因素，是海洋环境监测中最重要的两大参数。
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