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1)  potassium-nitrogen ratio
氮钾比
2)  N/K ratio
氮/钾比
1.
The N/K ratio in flag leaves at anthesis showed quadratic curve with nitrogen supply,while decreased with potassium supply.
开花期旗叶氮/钾比随施氮水平的增加呈二次曲线变化,随施钾水平的增加呈下降趋势。
3)  ratio of N/K
氮钾比例
1.
The efficiency of ear-fertilizer is related to the ratio of N/K, and the appropriate ratio is 1∶0.
施穗肥的效果还与肥料中的氮钾比例有关,N∶K2O以1∶0。
4)  ratio of nitrogen to potassium
氮钾配比
5)  NPK Ratio
氮磷钾比例
1.
Effects of N Level and NPK Ratio on Yield and Quality of Sun-cured Tobacco;
施氮量及氮磷钾比例对红土晒烟产质量的影响
6)  Ratio of fertilizer N to K_2O
氮钾肥比例
补充资料:过氧化单硫酸钾与硫酸二钾和硫酸氢钾的化合物
CAS:37222-66-5
中文名称:过氧化单硫酸钾与硫酸二钾和硫酸氢钾的化合物
英文名称:Peroxymonosulfuric acid, monopotassium salt, mixture with dipotassium sulfate and potassium hydrogen sulfate; potassium peroxymonosulfate sulfate,(2khso5.khso4.k2so4); Peroxymonosulfuric acid,monopotassium salt,mixture with dipotassium sulfate and potassium hydrogen sulfate
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