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. 2016 Mar 18;2(2):105–110. doi: 10.1016/j.aninu.2016.03.002

Table 8.

Effects of infusion of milk precursors into external pudic artery on rumen propionic acid concentration in lactating dairy cows (%).

Treatments Experimental group Control group SEM P-value
CSC 19.51 18.93 0.39 0.31
CSF 18.60 18.64 0.39 0.95
CSA 18.25 19.43 0.43 0.06
CSFA 18.02 18.09 0.45 0.91

SEM = standard errors of the mean; CSC = carrier infusion; CSF = milk fat precursor infusion; CSA = milk protein precursor infusion; CSFA = the mixed infusion of milk fat and protein precursors.