mechanism of water saving and yield raising

water-saving and yield-raising

Energy-saving and water-saving

High yield and saving water

water-saving and yield increasing

water-saving and yield increasing mechanism

Water-saving and yield-increasing

water-saving and yield-increasing effects

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

Evaluation of Water-saving and Power Generation Increase

fertilizer gathering and water-saving

irrigation area’s water saving and reform

irrigation district’s water saving and improvement

projects in water conservancy and water and electr

rainfall collection and water-saving irrigation