irrigation and water conservancy  农田水利

irrigation and water conservancy facilities  农田水利设施

irrigation and water infrastructure  农田水利

Irrigation and water resources  农田水利

irrigation water and nitrogen fertilizer  水肥

Rural irrigation and water conservancy facilities  农田水利设施

small-scale irrigation and water conservancy  小型农田水利

spatial coupling of irrigation water and fertilizer  水肥空间耦合

small-scale irrigation and water conservancy project  小型农田水利工程

Drinking water and water source  饮用水及水源水

projects in water conservancy and water and electr  水利水电工程

Water and Water Steam  水和水蒸气

advance of irrigation water  水流推进

agriculture irrigation water requirement  灌溉需水

Agriculture irrigation water requirements  农业灌溉; 灌溉需水量

Alternate irrigation and draining  社区卫生服务; 干湿交替

Alternating irrigation and fertilization  肥水分区调控

amount of irrigation water  灌水量

anti-drought irrigation and sowing  抗旱灌水播种