agricultural and ecological water-saving
Energy-saving and water-saving
anti-drought and water-saving technologies assembl
Drinking water and water source
drought resistance and water saving
drought resistant and water saving agent
Energy and Water Saving
Environmental and ecological water requirements
Evaluation of Water-saving and Power Generation Increase
fertilizer gathering and water-saving
High yield and saving water
irrigation area’s water saving and reform
irrigation district’s water saving and improvement
mechanism of water saving and yield raising
projects in water conservancy and water and electr
rainfall collection and water-saving irrigation
rainfed and water saving farming
rainwater collection and water-saving irrigation
rainwater harvesting and water-saving irrigation project