A Crown-rot of Hollyhocks Caused by Phytophthora Megasperma
Drechsler, Charles
Article
1931
Journal of the Washington Academy of Sciences
21
Issue: 21
513-526 w/5 figures
Kathryn (Drechsler) Finnegan and Gregory Finnegan
In copyright. Digitized with the permission of the rights holder.
http://biodiversitylibrary.org/permissions
http://creativecommons.org/licenses/by-nc-sa/3.0/
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