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1)  Balance of N fertilizer
氮肥平衡
2)  Nitrogen rate
氮肥水平
3)  nitrogen levels
氮肥水平
1.
N uptake and the fate of fertilizer N were studied in the field under different water and nitrogen levels with 15 N technique.
田间微区条件下用15N研究了不同水分和氮肥水平对冬小麦氮素吸收及化肥氮的去向。
2.
Experiments were conducted in laboratory to study the impacts of rice genotypes and nitrogen levels on the preference of the egg predator, Cyrtorhinus lividipennis, for eggs of brown planthopper(BPH), Nilaparvata lugens(Stl), and their relation to the rice volatiles.
在室内研究了水稻品种和氮肥水平对黑肩绿盲蝽对褐飞虱卵嗜好性的影响 ,及其与水稻挥发物的关系。
4)  nitrogen level
氮肥水平
1.
Effect of nitrogen levels on the changes of phenol and flavonoid contents under rice monocropping and intercropping system;
单/间作条件下氮肥水平对水稻总酚和类黄酮的影响
5)  balanced fertilization
平衡施肥
1.
Labeling the secondary & micronutrients contents on the product bags is favorable to extend balanced fertilization;
包装袋上不准标明中微量元素含量不利于平衡施肥的推广
2.
Effect of balanced fertilization on Yield and Quality of Chinese kale;
平衡施肥对芥蓝产量及品质的影响研究
3.
High-efficient balanced fertilization for good quality and high yield of wheat-corn,vegetables in Henan Province;
河南省小麦、玉米及蔬菜优质高产高效平衡施肥
6)  balance fertilization
平衡施肥
1.
The present situation and future development of soil and forest nutrient diagnosis and balance fertilization;
土壤林木营养诊断与平衡施肥现状及展望
2.
Study on balance fertilization of rareripe taro;
早熟芋艿平衡施肥技术研究
3.
Effect of N、P、K balance fertilization on the seeds yield and yield components of Dactylis glomerata;
氮磷钾平衡施肥对鸭茅种子生产性能的影响
补充资料:氨合成平衡速率氨平衡合成率
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性质:又称氨合成平衡速率氨平衡合成率。在不同的催化反应条件下,氨合成反应达到一定程度的化学平衡时氨合成的反应率或合成率。在实际氨合成生产中,不可能达到平衡氨合成率,在工业上设计氨合成塔时,就必须着眼于它的运行能最大限度地接近平衡氨合成率。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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