University of Minnesota, Agricultural Extension Service2017-12-222017-12-221969-05-29https://hdl.handle.net/11299/192173This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.enCankerwormsFly control programHay fieldsFarm machinery and safetyBulk milk tanksNewsletter or Bulletin