(2)The regression relation of Nile tilapia and Israeli red tilapia were significant between growth and salinity,but it was not significant to blackchin tilapia.

• (2)生长和盐度之间的回归关系在尼罗罗非鱼和以色列红罗非鱼较显著,在萨罗罗非鱼显著性较差。