2个紫苏新品种籽粒中主要营养成分的含量

Content of Main Nutritional Components in Seeds of Two New Perilla frutescens Varieties

为紫苏优质新品种的开发利用提供参考,以贵州省农业科学院油菜研究所选育的奇苏2号和奇苏3号紫苏新品种为材料,采用田间试验与实验室品质检测相结合方法研究2个紫苏新品种籽粒的主要营养成分的含量。结果表明:奇苏2号和奇苏3号紫苏新品种的粗脂肪含量分别为49.75%和48.17%,总蛋白含量分别为16.5%和20.02%,粗纤维含量分别为29.5%和31.7%。在粗脂肪组成中,以α-亚麻酸的含量最高,分别为55.48%和61.60%;油酸次之,分别为18.02%和19.43%;亚油酸第3,分别为17.11%和10.72%;不饱和脂肪酸占比较高,分别为90.61%和91.75%。在氨基酸组成中,氨基酸总量分别为158.02mg/g和161.16mg/g,必需氨基酸占比分别为24.89%和24.25%。在矿质元素中,以钾元素含量最高,分别为798.0mg/100g和804.0mg/100g;钙元素次之,分别为728.0mg/100g和637.0mg/100g;磷元素第3,分别为630.0mg/100g和670.0mg/100g;锌元素最低,分别为8.1 mg/100g和8.8 mg/100g。β-胡萝卜素含量分别为36mg/100g和34mg/100g,VE含量分别为4.69mg/100g和4.66mg/100g。

The content of main nutritional components in seeds of Qisu 2and Qisu 3,two new Perilla frutescens varieties bred by Guizhou Rapeseed Institute,is determined by field test and indoor quality analysis to provide a reference for development and utilization of new quality Perilla frutescens varieties.Results：The crude fat,total protein,crude cellulose content in seeds of Qisu 2and Qisu 3is 49.75%and48.17%,16.5% and 20.02%,and 29.5% and 31.7% respectively.Theα-linolenic acid,oleic acid and linoleic acid content in seeds of Qisu 2and Qisu 3is 55.48% and 61.60%,18.02% and 19.43%,and17.11% and 10.72% separately.The proportion of unsaturated fatty acid in seeds of Qisu 2and Qisu 3is up to 90.61% and 91.75% respectively.Total amino acid content and essential amino acid proportion of Qisu 2and Qisu 3are 158.02mg/g and 161.16mg/g,and 24.89%and 24.25%separately.The K,Ca,P and Zn content in seeds of Qisu 2and Qisu 3is 798.0mg/100 g and 804.0mg/100 g,728.0mg/100 g and637.0mg/100 g,630.0 mg/100 g and 670.0 mg/100 g,and 8.1 mg/100 g and 8.8 mg/100 g respectively.Theβ-carotene and VEcontent in seeds of Qisu 2and Qisu 3is 36 mg/100 g and 34 mg/100 g,and4.69mg/100 g and 4.66mg/100 g respectively.