Schmidt, W.E.; Davis, D.L.; Stevenson, J.S.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1983)
We penned sows after weaning either in groups of 4 or 5 or individually in gestation stalls. Beginning 3 days after weaning sows were checked twice daily
and artificially inseminated 24 and 36 hr after first detected ...