斑块化指数的年际变动滞后于斑块边界分维数。
Dynamics of patch size distribution lag behind patch boundary shape.
从总体来看，破碎化指数较小，景观具有较好的完整性。
Generally speaking, the less the fragmentation index is, the better the completeness of the landscape is.
植被归一化指数(NDVI)是地表植被覆盖特征的重要指标之一。
Normalized difference vegetation Index (NDVI) is one of the main characteristic descriptors indicating land surface vegetation cover.
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