The crude ash and nitrogen free extract content from high to low both are Hypophthalmichehys molitrix, Ctenopharyngodon idellus, Aristichthys nobilis, Mylopharyn godon piceus.

• 粗灰分含量以及无氮浸出物含量由高到低均为鲢鱼、草鱼、鳙鱼、青鱼；