Browsing by Author "Machmeier, Roger"
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Item Detergent decision guide to minimize water pollution(University of Minnesota. Agricultural Extension Service, 1971) Hanson, Lowell; Olson, Wanda; Machmeier, RogerThis archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.Item Detergent decision guide to minimize water pollution (Revised 1971)(University of Minnesota. Agricultural Extension Service, 1971) Hanson, Lowell; Olson, Wanda; Machmeier, RogerThis archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.Item Irrigation--how much and how often?(University of Minnesota. Agricultural Extension Service, 1971) Swan, James; Baker, Donald; Machmeier, Roger; Hicks, DaleItem Minnesota natural resources: elementary teaching guide(University of Minnesota. Agricultural Extension Service, 1974) Allred, Evan; Halsey, Clifton; Machmeier, Roger; Miles, William; Strand, OliverItem Minnesota natural resources:teaching guide : elementary school activities(University of Minnesota. Agricultural Extension Service, 1968) Machmeier, Roger; Miles, William; Swan, JamesItem Water Quality for Livestock and Poultry(University of Minnesota. Agricultural Extension Service, 1983) Machmeier, Roger