摘要
农田生态系统是陆地生态系统的重要组成部分,对农田生态系统服务功能价值进行评估,可为合理开发利用农业资源、管理农田生态系统,实现农业可持续发展提供理论依据和技术支持。文章采用市场价格法、影子价格法、机会成本法等方法评估2015—2020年广西农田生态系统各项服务价值,可知广西农田生态系统服务功能的价值整体呈现上升趋势;农田的生态和环境价值大于间接经济价值,与直接经济价值持平。
Farmland ecosystem is an important part of terrestrial ecosystem.The evaluation of farmland ecosystem service function value can provide theoretical basis and technical support for rational development and utilization of agricultural resources,management of farmland ecosystem,and realization of sustainable agricultural development.In this paper,the market price method,shadow price method,opportunity cost method and other methods were applied to evaluate the value of farmland ecosystem services in Guangxi from 2015 to 2020.It can be seen that the value of farmland ecosystem services in Guangxi showed an overall upward trend.The ecological and environmental value of farmland is greater than the indirect economic value and equal to the direct economic value.
作者
廖羚伶
游群
Liao Ling-ing;You Qun(Guangxi Agricultural Vocationnal University,Nanning,Guangxi 530007,China;Guangxi Zhuang Autonomous Region Agricultural Ecology and Resource Protection Station,Nanning,Guangxi 530022,China)
出处
《广西农学报》
2023年第5期46-51,共6页
Journal of Guangxi Agriculture
基金
2022年资源环境类部门预算项目。
