Zimmermann, Martin Huldrych, 1926- Trees : structure and function / Martin H. Zimmermann and Claud L. Brown - New York : Springer-Verlag, 1971 - 336 p. : ill. ; 26 cm. Includes bibliographies and indexes ISBN: 038707063X LCCN: 70-163210 Subjects--Topical Terms: Trees--Physiology