there was no effect of dietary ca or zn level or of vitamin administration on ewe body weight changes , number of lambs born ( 1.89 +/- .55 ) , survival rate ( 86.6 +/- .3 % ) , lamb birth weight 4.6 +/- 1.5 kg ) or lamb weaning weight ( 23.2 +/- 7.2 kg ) .
C0005911
body weight changes
C0005910
weight