Butz, Dale E.Koller, E. Fred2013-11-052013-11-051952-05https://hdl.handle.net/11299/15968030 pagesDAIRYING is one of the major sources of farm income in Minnesota. Prior to World War II, most of this income was realized on the sale of farm-separated cream to the local creameries. During the war there was a very rapid shift from the delivery of farm-separa~ed cream to the delivery of whole milk to the dairy plants. This shift had already started prior to the war, but was greatly accelerated by the relatively favorable prices paid for nonfat milk solids.en-USNewsletter or Bulletin