亚热带植物科学 ›› 1997, Vol. 26 ›› Issue (01): 32-34.

• 研究报告 • 上一篇    下一篇

柑桔营养诊断中氮素测定的新方法

丘山1,丘星初2   

  1. 1. 赣州钴钨有限责任公司检测中心, 赣州 341000;
    2. 江西省赣州地区环境监测站, 赣州 341000
  • 收稿日期:1996-11-27 出版日期:1997-03-10 发布日期:1997-03-10

A New Method for Nitrogen Determination in Citrus Nutrient Deficiency Diagnosis

Qiu Shan1, Qiu Xingchu2   

  1. 1. Test Centre, Cobalt Smelter of Ganzhou, Ganzhou, Jiangxi 341000;
    2. Environmental Monitoring Station of Ganzhou Prefecture, Ganzhou 341000
  • Received:1996-11-27 Online:1997-03-10 Published:1997-03-10

摘要: 研究了用丘氏气提滴定法测定柑桔叶片中氮素的条件和方法。实验结果表明,与蒸馏滴定法相比,丘氏法简便安全,结果准确可靠。

关键词: 氮测定, 丘氏气提定氮器, 柑桔

Abstract: The Conditions and method for determining nitrogen in citrus leaves with Qiu's nitrogen extractor were studied. The results showed that the method was simpler, safer and more accurate compared with distillating method. Furthermore, about 90% electricity was saved by this method.

Key words: Nitrogen determination, Qiu's nitrogen extractor, Citrus