Ferrin, E. F.McCarty, M. A.2017-02-072017-02-071924-06Ferrin, E.F.; McCarty, M.A. Feed requirements and cost of gains of spring and fall pigs. 1924. Saint Paul, Minn.: University of Minnesota. Agricultural Experiment Station. Bulletin 213, page 1-18https://hdl.handle.net/11299/183938This archival publication may not reflect current scientific knowledge or recommendations. Current information available from University of Minnesota Agricultural Experiment Station: http://www.maes.umn.edu/enNewsletter or Bulletin