%0 Dataset %T NDVI observation data of upper reaches of Heihe River in 2009 %J National Cryosphere Desert Data Center %I National Cryosphere Desert Data Center(www.ncdc.ac.cn) %U http://www.ncdc.ac.cn/portal/metadata/af95c813-f880-454a-adae-c0e36f132a4d %W NCDC %R 10.12072/ncdc.973Desert.db0046.2020 %A Ma mingguo %K NDVI;Typical underlay;Middle and upper reaches of Heihe River %X