Titles of literature concerning the fixation of free nitrogen by plants
By: D.T. MacDougal
Publisher: Harrison & Smith, State Printers
Published: 1894
Place of publication: Minneapolis, MN
Language: eng
Number of pages: 222
Other titles: Tracts; Tracts
Notes: "Minnesota Botanical Studies, bulletin no. 9, part III, June 9, 1894."

In v. 37 of a series of botanical tracts collected and bound together by Rev. Julius A. Nieuwland, University of Notre Dame.