Open AccessConstruction of ecological zone based on value-risk ecological function area in the Upper Yellow River
Author(s) -
Lixia Xie,
Yongping Bai,
Lei Che,
Fuwei Qiao,
Shuaishuai Sun,
Xuedi Yang
Publication year - 2021
Publication title -
ziran ziyuan xuebao
Language(s) - English
Resource type - Journals
ISSN - 1000-3037
DOI - 10.31497/zrzyxb.20210113
Subject(s) - ecology , functional ecology , environmental science , geography , value (mathematics) , function (biology) , biology , ecosystem , mathematics , statistics , evolutionary biology