the infection with e. acervulina during the acute phase of the disease ( day 4 to day 8 postinfection ) caused a reduction ( p smaller than 0.01 ) in the retention of percent protein , percent ether extract and percent gross energy of the diet with a concomitant increase ( p smaller than 0.01 ) in the concentration of ether extract and gross energy of the excreta .
C0009450
infection
C0012634
disease