Lohnis, F. Textbook of agricultural bacteriology / - New York : McGraw Hill Book Company, 1923. - ix, 283 p. : ill. ; 23 cm. - McGraw Hill agricultural and biological publications. . Includes bibliographical references and index. Subjects--Topical Terms: Agricultural bacteriologySoil microbiologyNitrogen fixation Dewey Class. No.: 630.289 / LOH