EVALUATION ON GIANT PANDA HABITAT FRA GMENTATION IN WOLONG NATURE RESERVE Niche-Fitness Model into Multi-Suitability Evaluation of Economic Forest Based on GIS in Poyang Lake Region Potential Distribution Prediction and Suitability Evaluation of Fritillaria cirrhosa D.Don based on Maxent Modeling and GIS Evaluation of exploitation suitability of unutilized arable lands in ecologically fragile areas — A case study of Datong City, Shanxi Province GIS-fuzzy neural network-based evaluation of tobacco ecologicalsuitability in southwest mountains of China GIS-based Suitability Evaluation of Agricultural Land inDongting Lake Reg ion Suitability evaluation of rural residential land based on niche theory in mountainous area Suitability evaluation of unused land as construction land in Huailai based on landscape connectivity theory