irrigation in economic way

the irrigation area of water diversion from Wei He river in Baojixia irrigation project

(surface) irrigation

A Gravity Drip Irrigation System in Greenhouse

A new type sprinkling irrigation machine

Absolved water-storing irrigation

accurate irrigation

adjuvant irrigation

Advance in Water-saving Irrigation of Fruit Tree

advance of irrigation water

Aeration irrigation

aerobic irrigation

aerostatic irrigation

Afghanistan Parwan Irrigation Project

After-irrigation-strip

agricultural irrigation

agricultural irrigation project

agricultural irrigation region

agricultural irrigation runoff