agriculture irrigation area
arid inland river irrigation area
arid irrigation area in Kuche County
automation of irrigation area management
Changma irrigation area
Chanzhi Reservior irrigation area
clear water irrigation area
corollary building in canal system irrigation area
effective irrigation area
Fuxin sewage irrigation area
gravity flow irrigation area
Guan zhong irrigation area
Guanzhong irrigation area
Hani Terrace Irrigation Area
Hexi corridor oasis irrigation area