"A publication of the National Research Council of Canada, Monograph Publishing Program"
"NRC no. 43259"--T.p. verso
"Published on the occasion of the 21st session of the International Poplar Commission by National Research Council of Canada in association with Poplar Council of Canada, Poplar Council of the United States"
Includes bibliographical references and index
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries