TY - Journal of Changjiang River Scientific Research Institute A1 - XU Yong-xin, QI Ji-hong T1 - Protection and Restoration of Ecological Environment from Perspectives of China and Africa Y1 - 2022-03-01 JF - Journal of Changjiang River Scientific Research Institute JO - Journal of Changjiang River Scientific Research Institute SP - 1 EP - 7 VL - 39 IS - 3 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20210263 ER -