the application of 25 mg of p4 with 1.25 micrograms of e2 on the 16th and 17th days of gravidity per sow/day under the conditions of small-scale production with the extension of the evaluated criteria of litter quality had no significant influence ( p greater than 0.5 ) on the above-mentioned indicators , nor on the average birth weight of the whole litter and on the average number and weight of piglets of experimental sows at weaning .
C0005612
birth weight
C0005910
weight