TY  - BOOK
AU  - Heald, Frederick Deforest
TI  - Manual of plant diseases
U1  - R 632.303 21st ed.
PY  - 1926///
CY  - New York
PB  - McGraw-Hill
KW  - Plant diseases-Handbooks, manuals, etc
N1  - Index: pp 853-91
ER  -