a decreasing trendp < 0.05
The CP content of the LAB group, CE group and LAB + CE group was increased by 17.41%, 12.02%, and 20.49%, respectively, compared to that of the CON group, and no difference was noted for the CP on the 2-way interaction of LAB × CE.The NDFom content in the LAB treatment group was not significantly different compared to the CON group( p > 0.05), and both the CE and LAB + CE groups showed a decreasing trend in DNFom content compared with the CON group, with decreases of 16.41% and 18.74%, respectively ( p < 0.05).