Stevenson, J.S.; Davis, D.L.; Pollmann, D.S.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 1984)
Crossbred first-Iitter sows in a commercial swine unit were assigned to serve as controls after summer weanings or were fed altrenogest for 7 days or altrenogest for 7 days plus supplemental fat for 14 days after weaning. ...