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- The results indicated that the order of nitrification for different nitrogen fertilizers was urea>ammonium sulfate>ammonium chloride. 结果表明，不同氮肥品种在土壤中硝化作用大小为：尿素＞硫酸铵＞氯化铵；
- Abstract: The effect of different nitrogen fertilizers on dynamic transformation of phosphorus fertilizer in calcareous soil was studied in indoor incubation experiments. 摘 要： 利用室内土培试验研究了不同氮肥对潮土中磷肥转化的动态影响。
- Fig. 1 Effects of different nitrogen fertilization rate on activities of nitrate reductase(A) and protease(B) in flag leaves of forage rice. 图1不同施氮量对饲料稻旗叶硝酸还原酶（A）和蛋白水解酶（B）活性的影响
- Effect of Application of Different Nitrogen Fertilizers on the Growth and Quality of Non-heading Chinese Cabbage 不同氮肥对不结球白菜生长及品质的影响
- A Comparative Trial on Integrated Application of Different Nitrogen Fertilizers into Free- Tilling and Seedling- Throwing Paddy and Its Effect on Yield of Paddy 不同氮肥运筹方法对免耕抛秧稻产量影响的对比试验
- different nitrogen fertilizers 氮肥品种
- Excessive application of nitrogen fertilizers results in tardy bearing. 施用过量的氮肥结果使树延迟结果。
- These plants need no nitrogen fertilizers and leave the soil rich in nitrogen. 这样的植物不需要施用氮肥，并且还给土壤留下了丰富的氮。
- Chaling County Nitrogenous Fertilizers P. 茶陵县氮肥厂。
- Anren County Nitrogenous Fertilizers Pla. 安仁县氮肥厂。
- Anxiang County Nitrogenous Fertilizers F. 安乡县氮肥厂。
- Influence of different nitrogen concentrations on the growth and physiological characteristics of Chlorococcum sp. 不同氮浓度对绿球藻生长及生理特性的影响。
- The concept of controlled-release nitrogen fertilizers( CRN) as a nitrogen management tool is not new. 用控释氮肥（RN）为氮素管理的一项措施已不是新概念。
- Effect of different nitrogen and phosphorus level on growth and quality of Salicornia bigelovii Torr. 不同氮磷水平对北美海蓬子生长和品质的影响。
- Export of chemicals for agriculture, artificial fertilizers (nitrogen fertilizers). 出口用于农业的化工制品,人造化肥(氮肥)
- The relationship of nitriding results with different nitrogen plasma fluxes was discussed. 讨论了氮等离子体流量对混合法氮化效果的影响。
- The concept of controlled-release nitrogen fertilizers (CRN) as a nitrogen management tool is not new. 用控释氮肥（CRN）作为氮素管理的一项措施已不是新概念。
- It demonstrates that the impact on degumming of apocynum venetum is different with different nitrogen additive through using the half response equation. 利用半反应方程从理论上论证了不同价态的含氮添加剂对罗布麻生物脱胶效果的影响是不同的。
- different nitrogen fertilizer 氮肥
- What is the cost of using nitrogen fertilizer on a rice crop? 水稻使用氮肥的成本是什么?
