It is important to estimate land surface evapotranspiration ( ET) for water resources evaluation, drought monitoring and crop production simulation. In this paper, a relationship between annual ET, integrated Advanced Very High Resolution Radiometer (AVHRR) Normalized Difference Vegetation Index (NDVI) and Relative Moisture Index (RMI) was established. Based on this relationship, the spatial distribution and dynamic change of annual ET were estimated for the Yellow River Basin, China from 1982 to 2000. Our analyses involved the use of integrated NDVI data, monthly mean air temperature, and precipitation. Our results showed that the integrated AVHRR NDVI can be used to effectively estimate annual ET in the Yellow River Basin, with an accuracy over 90% for the whole basin.
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Beijing Normal Univ, State Key Lab Water Environm Stimulat, Sch Environm, Beijing 100875, Peoples R ChinaBeijing Normal Univ, State Key Lab Water Environm Stimulat, Sch Environm, Beijing 100875, Peoples R China
Yang, Z. F.
Sun, T.
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Beijing Normal Univ, State Key Lab Water Environm Stimulat, Sch Environm, Beijing 100875, Peoples R ChinaBeijing Normal Univ, State Key Lab Water Environm Stimulat, Sch Environm, Beijing 100875, Peoples R China
Sun, T.
Cui, B. S.
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Beijing Normal Univ, State Key Lab Water Environm Stimulat, Sch Environm, Beijing 100875, Peoples R ChinaBeijing Normal Univ, State Key Lab Water Environm Stimulat, Sch Environm, Beijing 100875, Peoples R China
Cui, B. S.
Chen, B.
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Beijing Normal Univ, State Key Lab Water Environm Stimulat, Sch Environm, Beijing 100875, Peoples R ChinaBeijing Normal Univ, State Key Lab Water Environm Stimulat, Sch Environm, Beijing 100875, Peoples R China
机构:
Beijing Normal Univ, Sch Environm, Minist Educ, Key Lab Water & Sediment Sci, Beijing 100875, Peoples R ChinaBeijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China
Yang, Zhifeng
Li, Chunhui
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Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R ChinaBeijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China
Li, Chunhui
Huang, Gordon H.
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Univ Regina, Fac Engn & Appl Sci, Environm Syst Engn Program, Regina, SK S4S 0A2, CanadaBeijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China
Huang, Gordon H.
Cai, Yanpeng
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Univ Regina, Fac Engn, Environm Syst Engn Program, Regina, SK S4S 0A2, CanadaBeijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China
机构:
China Meteorol Adm, Natl Climate Ctr, 46 Zhonguancun South Ave, Beijing 100081, Peoples R ChinaChina Meteorol Adm, Natl Climate Ctr, 46 Zhonguancun South Ave, Beijing 100081, Peoples R China
Xiao, Fengjin
Liu, Qiufeng
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China Meteorol Adm, Natl Climate Ctr, 46 Zhonguancun South Ave, Beijing 100081, Peoples R ChinaChina Meteorol Adm, Natl Climate Ctr, 46 Zhonguancun South Ave, Beijing 100081, Peoples R China
Liu, Qiufeng
Xu, Yuqing
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China Meteorol Adm, Natl Climate Ctr, 46 Zhonguancun South Ave, Beijing 100081, Peoples R ChinaChina Meteorol Adm, Natl Climate Ctr, 46 Zhonguancun South Ave, Beijing 100081, Peoples R China
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Nantong Univ, Sch Geog Sci, Nantong 650500, Peoples R ChinaSichuan Normal Univ, Coll Engn, Chengdu 610101, Peoples R China
Yang, Qianhua
Jiang, Shouzheng
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Sichuan Univ, State Key Lab Hydraul & Mt River Engn, Chengdu 610065, Peoples R China
Sichuan Univ, Coll Water Resource & Hydropower, Chengdu 610065, Peoples R ChinaSichuan Normal Univ, Coll Engn, Chengdu 610101, Peoples R China
Jiang, Shouzheng
Zhan, Bao
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Xinjiang Uygur Autonomous Reg Geol & Mineral Explo, Reg Geol Survey Brigade 1, Urumqi 830011, Peoples R ChinaSichuan Normal Univ, Coll Engn, Chengdu 610101, Peoples R China
机构:
Beijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China
Beijing Normal Univ, Key Lab Water & Sediment Sci, Minist Educ, Sch Environm, Beijing 100875, Peoples R ChinaBeijing Normal Univ, Sch Environm, State Key Lab Water Environm Simulat, Beijing 100875, Peoples R China