Haecker, T.L.University of Minnesota. Division of Animal Husbandry2017-02-022017-02-021903-01Haecker, T.L. Investigation in milk production: the food of maintenance; nutrient requirements; protein requirements; influence of stage of lactation on nutrient requirements. 1903. Saint Paul, Minn.: University of Minnesota. Agricultural Experiment Station. Bulletin 79, page 89-148https://hdl.handle.net/11299/183822This 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