The migration of Bacillus amylovorus in apple tissue and its effect on the host cells
By: by E. L. Nixon ...
Published: 1927
Place of publication: State College, Pa.]
Language: eng
Number of pages: 16
Subjects: Erwinia amylovora; Apples; Diseases and pests; Fire-blight
Notes: Vita.

"Reprinted ... from Bulletin 212, the Pennsylvania state college."

Cover-title.

Thesis (PH.D.)--Columbia university, 1927.

"Literature cited": p. 16.