A Crown-rot of Hollyhocks Caused by Phytophthora Megasperma

By

Drechsler, Charles

Type

Article

Date of Publication

1931

Original Publication

Journal of the Washington Academy of Sciences

Volume

21

Series / Issue

Issue: 21

Pages

513-526 w/5 figures

Contributed by

Kathryn (Drechsler) Finnegan and Gregory Finnegan