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- A rapid and convenient method is introduced for the determination of isoprocarb residues in unpolished rice by gas chromatography with Nitrogen phosphorus detector (GC NPD). 介绍一种用气相色谱氮磷检测器（GC-NPD）测定糙米中异丙威残留量的简便方法，其检出限为：0。
- The results showed that the level of phosphorus and calcium to phosphorus ratio did not affect the ADFI, ADG and FCE significantly (P>0.05). 结果显示，不同磷水平与钙磷比例对各处理组的平均日耗料量、平均日增重、料重比差异均不显著(P>0.;05)。
- In normal city sewage nitrogen phosphorus removal uses the CASS tprocess, the A~2/O process and A~2/C process, and so on, can achieve "Sewage Synthesis Discharges Standard" (GB8978-1996) level of standards requests. 传统城市污水中的氮磷通过采用CASS工艺、A~2/O工艺及A~2/C氧化沟工艺等，能够达到《污水综合排放标准》(GB8978-1996)一级标准的要求。
- Nitrogen phosphorus potassium compound fertilizer 氮磷钾三元复混肥
- Nitrogen phosphorus potassium mixed fertilizer 氮磷钾复合肥
- nitrogen phosphorus and potassium application 氮磷钾营养
- nitrogen phosphorus chemical fertilizer 氮磷化肥
- nitrogen phosphorus detector (NPD) 氮磷检测器
- Nitrogen phosphorus and potassium 氮磷钾
- Effects of nitrogen to phosphorus ratio on removal capacity of chlorella vularis 氮磷比对小球藻吸收作用的影响
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Keywords Isoprocarb;Gas chromatography;Nitrogen phosphorus detector; 异丙威;气相色谱;氮磷检测器;
- Keywords tetramine;food poison;gas chromatography;Nitrogen Phosphorus detector; 毒鼠强;食物中毒;气相色谱仪;氮磷检测器;
- A fertilizer containing phosphorus compounds. 磷肥含有磷化合物的一种化肥
- No animal or plant can exist without phosphorus. 没有一种动物或植物离开磷能够生存。
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
