宜宾市屏山县金沙江流域水土流失与退耕还林的现状调查

宜宾市屏山县金沙江流域水土流失与退耕还林的现状调查的英文翻译

基本释义

• Investigating in Current Situation of Soil Erosion and Refor esting on Farmland in Jinshajiang River Valley in Pingshan County, Yibin City