Nereis in Penaeus vannamei feed was studied.Fatty acid and amino acid were detected with GC-MS and automatic amino acid analyzer,and then nutrition value was evaluated.

• 以南美白对虾饲料中的沙蚕为研究对象,通过气相色谱-质谱联用仪和氨基酸自动分析仪分析检测其体内的脂肪酸和氨基酸,之后对其营养价值进行了分析评价。