contribution to the morphology and biology of insect galls
By: by A. Cosens.
Publisher: University Press
Published: 1913
Place of publication: Toronto
Language: eng
Number of pages: 387
Subjects: Galls (Botany)
Notes: Reprinted from the Transactions of the Canadian Institute, vol. IX, 1912.

Includes as insert a thesis statement dated 1913.

Thesis (Ph.D.)-Univeristy of Toronto, 1913.

"Literature cited": p. 375-377.