The results showed that the apparent digestible energy of DDG(crude protein,CP30%),DDG(CP22%),DDG(CP24%),DDG(CP30%)were respectively3.25Mcal/kg,3.56Mcal/kg,3.18Mcal/kg,3.43Mcal/kg;

• 试验结果:DDG(河北A)、DDG(河北B)、DDG(河南)和DDG(天津)猪消化能分别为3.；25Mcal/kg、3