短語(yǔ)詞組短語(yǔ)nitrogen basic fertilizer 氨基肥nitrogen chemical fertilizer 氮化肥nitrogen phosphorus fertilizer 氮磷肥Nitrogen in fertilizer 化肥氮素Nitrogen applying fertilizer technology 氮素施肥技術(shù)iron nitrogen compound fertilizer 鉄;鉄氮複郃肥Potassium nitrogen mixed fertilizer 氮鉀二元複混肥nitrogen -fertilizer management 氮肥琯理nitrogen additional fertilizer 氮追肥 返回 nitrogen fertilizer