1.
Effect of Nitrogen and Potassium Fertilizers on Accumulation of Potassium in Different Organs of Rapeseed;
氮钾肥用量对油菜各器官钾素积累的影响
2.
Effects of the Ratio of Base Fertilizer and Topdressing and the Ratio of Ammonium Nitrogen and Nitric Nitrogen in Topdressing on Flue-cured Tobacco;
不同氮钾肥基追比及追肥铵硝比对烤烟的影响
3.
Effect of Mixed Fertilization of Potassium and Nitrogen on Tomato Production
氮钾肥配施对番茄产量及品质的影响研究初报
4.
The optimum ratio of N:P:K should be 2. 1:1: 0. 4.
化肥氮磷钾比例应是2.1∶1∶0.4。
5.
Relationship between the Contents of N.P.K.and Water Supply and Fertilizer in Summer Soybean
夏大豆植株氮、磷、钾含量与水肥的关系
6.
Study on the Effects of Nitrogen, Phosphorus and Potassium Optimum Fertilization on Export Broccoli Production;
出口青花菜氮磷钾优化施肥效应研究
7.
The Effect of NPK Fertilizer Application Amount on the Main Rice Quality;
氮磷钾肥不同用量对稻米品质的影响
8.
The Effect of Spraying Npk Fertilizer on the Content of Protein and Fat in Soyben;
喷施氮、磷、钾肥对大豆品质的影响
9.
Studies on Nitrogen,Phosphorus and Potassium for Mulation Apply Fertilizer of Hubei Maidong;
湖北麦冬氮、磷、钾优化配方施肥研究
10.
Effect of Nitrogen, Phosphorus, and Potassium on Yield and Quality of Sophora Flavescens
氮、磷、钾肥对苦参产质量影响的研究
11.
The Effect of Formula Application on Yield of Liaodan 121,a Introduced Maize Variety
氮磷钾肥配施对辽单121产量的影响
12.
Preliminary Studies on the Resistance of N,P and K on Tobacco Root-knot Nematodes
氮磷钾肥对烟草根结线虫病抗性研究
13.
The effects of N,P and K fertilizer applied in plantation of Lycoris radiata
石蒜鳞茎栽培中施用氮磷钾肥的效应
14.
THE SUMMARY OF 3414 INCOMPLETE TEST ABOUT THE EFFICIENCY OF N,P,K TO RICE
水稻氮、磷、钾肥效“3414”不完全试验初探
15.
Methods for determination of nitrogen,phosphorus and potassium in fertilizer and some practical experiences
肥料中氮、磷、钾的检测方法与实践经验
16.
Effects of Different Controlled-Release Fertilizers and Nitrogen Level on N,P,K Use Efficiency
控释肥类型及氮素水平对氮磷钾利用率的影响
17.
Effect of Nitrogen Fertilizer on Yield and Nitrogen,Phosphorous,Potsssium Accumulation and Distrubution of Black Soybean
氮肥对黑豆产量及氮磷钾积累分配的影响
18.
Allocating the yuan spent on nitrogen and phosphate to potash would result in yet another increase in profits.
将此购买氮磷肥的钱用于钾肥还能增加利润。