婆罗囊螺与嫁(女戚)的营养成分分析

对婆罗囊螺和嫁的多糖、蛋白质、水分、灰分、脂肪含量以及氨基酸和脂肪酸的组成进行了分析比较。结果表明:婆罗囊螺蛋白质含量为33.79%,脂肪含量为15.48%,氨基酸总量为35.55%,必需氨基酸含量占总氨基酸含量的32.86%,鲜味氨基酸如谷氨酸(17.97%)、天门冬氨酸(11.28%)含量丰富。嫁的蛋白质含量为54.52%,高于婆罗囊螺,含有9.35%的脂肪,所测得的氨基酸占总干重的53.05%,必需氨基酸占氨基酸总量的17.49%。脂肪酸在两种贝类中的含量都很丰富,共测出了25种。总体来说,婆罗囊螺是高脂肪、低蛋白种类。而嫁则是一种高蛋白食品。

Analysis of Nutrient Composition in Retusa boenensis and Cellana toreuma

The contents of polysaccharide,protein,moisture,ash,fat,and amino acids were determined in the soft body of Retusa boenensis and Cellana toreuma.The results showed that there were 33.79% crude protein,(15.48%) fat and 35.55% total amino acids,with 32.86% essential amino acids and more tasty amino acids such as glutamic acid(17.97%),aspartic acid(11.28%) in Retusa boenensis.There were 54.52% crude protein in Cellana toreuma,more than that in Retusa boenensis.There were only 9.35% fat,53.05% amino acids,essential amino acids accounting for17.49% in Retusa boenensis.In two clams,there were 25 kinds of fatty acids.Therefore,Retusa boenensis is rich in fat,while Cellana toreuma Reeve is rich in crude protein.