Characters of natural resources and environment of ecotone and its countermeasures of sustainable development Evaluation of comprehensive capacity of resources and environments in Poyang Lake Eco-economic Zone. Identification of agricultural resource & environment determination of the principle grain production area in China Food security should be the ultimate goal of agricultural modernization in China Ecological carrying capacity assessment of large-scale open coal mines in loess zones- A case study of Antaibao Opencast Mine in Pingshuo Resources and environment of ocean and its sustainable utilization in China Restriction of resources & environment and structural adjustment of agricultural production in China Green financial policy--The pitching point of sustained development of resources and environment in West China