| 1. | Tax policy for ecological security in northeast china
加强东北区域生态安全的税收政策研究 |
| 2. | Ecological security in the development of western provinces of china
西部大开发中的生态安全问题 |
| 3. | Assessment of ecological security of regional sustainable development
区域可持续发展的生态安全评价 |
| 4. | Evaluation on agricultural land ecological security of henan province
河南省农用地生态安全评价探讨 |
| 5. | The problems of ecological security in minjiang river basin and suggestion
闽江流域生态安全问题及建议 |
| 6. | Biodiversity and ecological security
生物多样性与生态安全 |
| 7. | Assessment system and precautionary approach for ecological security in chongqing
重庆市生态安全评价系统研究 |
| 8. | Collective ecological security
集体生态安全 |
| 9. | Ecological security ; environment change ; oasis ; the middle and lower heiher river
生态安全环境变化绿洲黑河中下游 |
| 10. | Analysis on ecological security changes of the oases in the middle and lower heiher river
黑河中下游绿洲生态安全变化分析 |
