(p>0.05). Based on the analysis of regression equation and using the relative mass gain as index,we could determine that the optimal protein requirement of Babylonia areolata Link should be at the range of 36.47%~43.10%.

• 以相对增质量率为指标；采用回归分析法确定方斑东风螺饲料蛋白质适宜含量为36.；47%25~43