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The effect of age on transpiration rates of Douglas-fir seedlings (Pseudotsuga menziesii (Mirb.) Franco) /Geppert, Rollin R. January 1968 (has links)
Thesis (M.S.)--Oregon State University, 1968. / Typescript (photocopy). Includes bibliographical references (p. 28-30). Also available on the World Wide Web.
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