It was suggested that measures should be taken according to the results of ecological variation,based on the theory and method of social science,modern agricultural technology and restoration ecology.

 
  • 探讨了中国历史时期生态环境变迁的原因和影响,利用社会学、现代农业科技及恢复生态学的原理和方法提出应当采取的措施。
今日热词
目录 附录 查词历史