草地蝗虫发生的地形分析是建立草地蝗虫发生预报模型的基础。
The topographic analysis of grasshopper outbreak is the base to develop the prediction model for grasshopper outbreak.
最后根据NDVI与草地综合评价指数建立草地退化评价模型，为草地退化的遥感宏观评价提供了一种新方法。
Finally, a model of grassland degradation assessment is built based on NDVI and grassland degradation index, which provides a new method for grassland degradation assessment with remote sensing.
最后根据NDVI与草地综合评价指数建立草地退化评价模型，为草地退化的遥感宏观评价提供了一种新方法。
Finally, a model of grassland degradation assessment is built based on NDVI and grassland degradation index, which provides a new method for grassland degradation assessment with...
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