the arid regions in China
ecologically fragile regions in Northwest China
Agricultural Research In The Arid Areas
blow-in in the intermediate repair
Five provinces in the northwest
hilly red soil regions in the south of China
in the Northwest New Territories
Inverted-triangle-shaped fault block in the northwest of Sichuan
invest in the Northwest
mountainous regions in the south of Anhui
Oasis in the arid region
rural areas in the Northwest
sandy land in the arid area
The arid region in Northwest China
the Communist Youth League of China in the college
The drought prediction system during flooing season in northwest China
the dry-farming region in Northwest China
The First Project Department of The Fifth Building Company In the China Coal Group
the loess area in northwest China