Vogt, Carl2010-09-022010-09-021994Vogt, Carl. 1994. Minnesota Maple Series: Identifying Maple Trees for Syrup Production. St. Paul, MN: University of Minnesota Extension Service FS-6286-A.https://hdl.handle.net/11299/936262 p. Illustrated.This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.en-USLearning Object