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应用杜马斯燃烧法与凯氏定氮法测定饲料氮含量的比较 被引量:3

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摘要 采用杜马斯燃烧法及凯氏定氮法两种测试方法对饲料及饲料原料的氮含量进行分析检验。目的在于时两种分析方法进行比较,同时分析测量误差。通过试验验证,两种测试方法的结果呈线性相关,且配合饲料、浓缩饲料、部分单一饲料含氮量测定值间没有显著差异(P〉0.05),精料补充料差异显著(P〈0.05)。且采用杜马斯燃烧法无需消解、无化学品损耗、低耗能、无污染、自动化程度高、分析速度快、分析数据准确。建议采用此法作为测定除精料补充料外的饲料和饲料原料的常规方法。
出处 《河南畜牧兽医(综合版)》 2011年第3期7-8,共2页 Henan Journal of Animal Husbandry and Veterinary Medicine
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