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近红外反射光谱快速测定玉米DDGS营养成分的研究
引用本文:Zhou LJ,Zhang LY,Zhang EX,Sui LM. 近红外反射光谱快速测定玉米DDGS营养成分的研究[J]. 光谱学与光谱分析, 2011, 31(12): 3241-3244. DOI: 10.3964/j.issn.1000-0593(2011)12-3241-04
作者姓名:Zhou LJ  Zhang LY  Zhang EX  Sui LM
作者单位:1. 中国农业大学动物营养国家重点实验室,北京,100193
2. 农标普瑞纳(廊坊)饲料有限公司中心实验室,河北廊坊,065000
基金项目:国家公益性行业(农业)科研专项项目(200903006)资助
摘    要:试验探讨了近红外反射光谱测定玉米DDGS的8项重要营养成分,包括水分、蛋白、粗脂肪、粗灰分、总磷、中性洗涤纤维、酸性洗涤纤维、粗纤维的可行性.从国内18个工厂采集93个玉米DDGS样品,使用偏最小二乘法,采取15种不同的导数和去散射光谱预处理方法建立近红外模型.在光谱预处理中,二阶导数产生了较好的预测效果.使用70个与...

关 键 词:DDGS  近红外反射光谱  营养成分

Study on rapid determination of nutrient composition in corn distillers dried grains with solubles by near-infrared reflectance spectroscopy
Zhou Liang-juan,Zhang Li-ying,Zhang En-xian,Sui Lian-min. Study on rapid determination of nutrient composition in corn distillers dried grains with solubles by near-infrared reflectance spectroscopy[J]. Spectroscopy and Spectral Analysis, 2011, 31(12): 3241-3244. DOI: 10.3964/j.issn.1000-0593(2011)12-3241-04
Authors:Zhou Liang-juan  Zhang Li-ying  Zhang En-xian  Sui Lian-min
Affiliation:ZHOU Liang-juan1,ZHANG Li-ying1,ZHANG En-xian2,SUI Lian-min1 1.State Key Laboratory of Animal Nutrition,China Agricultural University,Bei jing 100193,China 2.Central Laboratory,Agribrands Purian(Langfang) Feedmill Co.Ltd.,Langfang 065000,China
Abstract:The possibility of using near-infrared reflectance spectroscopy(NIRS)for quantitative determination of 8importantnutrient compositions,including moisture,crude protein,ether extract,ash,total phosphorus,neutral detergent fiber,acid de-tergent fiber and crude fiber in corn DDGS was investigated in the present study.Ninety-three samples were collected from 18plants in China over a three years period.Calibrations were performed by modified partial least squared algorithm and 15differ-ent derivatives plus scatt...
Keywords:Distillers dried grains with solubles  Near-infrared reflectance spectroscopy  Nutrient composition  
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