| 近红外反射光谱快速测定玉米DDGS营养成分的研究 |
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| 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 |
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| 作者姓名： | Zhou LJ Zhang LY Zhang EX Sui LM |
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| 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 |
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| 基金项目： | 国家公益性行业(农业)科研专项项目(200903006)资助 |
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| 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...
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| 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 |
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| 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 |
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| Authors: | Zhou Liang-juan Zhang Li-ying Zhang En-xian Sui Lian-min |
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| 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 |
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| 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... |
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| Keywords: | Distillers dried grains with solubles Near-infrared reflectance spectroscopy Nutrient composition |
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