Author: Colin Gilchrist Welles
Title: The influence of environment upon Bacillus phytophthorus and the potato blackleg disease
Book digitized by Google from the library of University of Wisconsin - Madison and uploaded to the Internet Archive by user tpb.
Thesis (M.S.)--University of Wisconsin--Madison, 1920
Includes bibliographical references (leaves 73-74)
Mode of access: Internet
Size: 0 kb