NIRS定量分析油菜种子含油量、蛋白质含量数学模型的创建

被引:74
作者
甘莉
孙秀丽
金良
王高全
徐久伟
魏泽兰
傅廷栋
不详
机构
[1] 华中农业大学作物遗传改良国家重点实验室
[2] 华中农业大学作物遗传改良国家重点实验室 武汉
[3] 武汉
关键词
甘蓝型油菜; 近红外光谱; 数学模型; 含油量; 蛋白质含量;
D O I
暂无
中图分类号
S565.4 [油菜籽(芸薹)];
学科分类号
0901 ;
摘要
用近红外光谱 (NIRS)分析油菜品质。采用残余法测试了近 2 116份甘蓝型油菜品种资源种子的含油量 ,用近红外仪采集数据 ,选择 12 88份代表性样品 ,建立了数学模型。用该模型测试 96份待测样品 ,其NIRS的测试值与残余法测试的油菜种子含油量实测值相关系数为 0 .950 3 ,相对误差小于 3 .5% ,用凯氏定氮法测试了 63 7份油菜籽饼粕的蛋白质含量 ,选择 168份代表性样品 ,建立数学模型。 3 0份样品检测模型 ,NIRS测试值与凯氏定氮法测试的油菜籽饼粕蛋白质含量的实测值相关系数为 0 .9515,相对误差小于 6%。结果表明 ,这 2个数学模型已经可用来准确、快速、无污染、低消耗的测试油菜种子含油量和蛋白质含量
引用
收藏
页码:1609 / 1613
页数:5
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