Title Physiological features of roots, with especial reference to the relation of roots to aeration of the soil / by William Austin Cannon ; with a chapter on, differences between nitrogen and helium as inert gases in anaerobic experiments on plants / by Edward Elway Free.
Author Cannon, William Austin, 1870-1958.
Imprint Washington, D.C. : Carnegie Institution of Washington, 1925.
Description 168 p. : ill. ; 26 cm.
Call # 581 C22 P2
Series (Carnegie Institution of Washington. Publication no. 368)
Carnegie Institution of Washington publication ; 368.
Subject Roots (Botany)
Roots (Botany) -- Ecology.
Addl. Author Free, E. E. (Edward Elway), 1883-1939.

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