The contents of estradiol, progesterone and testosterone in muscle of Lutjanus argentimaculatus in Zhanjiang sea area were determined by RIA.

• 本文采用放射免疫分析法测定了湛江海域养殖紫红笛鲷与野生紫红笛鲷肌肉中雌二醇、孕酮、睾酮三种甾体激素的残留量。