生产者应当采用节水、节能、节种、节肥的先进种植、养殖和灌溉技术，优先发展生态农业。
The producers shall adopt advanced technique of planting, breeding and irrigating on water saving, energy saving and fertilizer saving; and give priority to the development of ecological agriculture.
有些平源河流不断地以其洪水培肥和灌溉着周围的地区。
Some plains rivers regularly fertillize and irrigate surrounding areas with their floods.
可以使从管道到植物根的灌溉水和肥达到最佳值。
For optimized irrigation, water and fertilizer are conveyed directly from the pipelines to the roots of the plants.
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