The course of pollen tube growth in the apple
By: by John H. Beaumont
Published: 1927
Place of publication: Minneapolis
Language: eng
Number of pages: 399
Subjects: Apples; Pollen
Notes: Cover-title.

Reprinted from: Minnesota Studies in Biological Sciences no. 6, 1927.

Thesis (Ph. D.)--University of Minnesota, 1925.