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.
结果表明，滴灌随水追肥技术有明显的增产节肥作用。
Results showed that drip fertilization had the significant effects on yield.
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