TY  - BOOK
AU  - Stevens, Neil E.
AU  - Stevens, Russell B.
TI  - Disease in plants : An Introduction to agricultural phytopathology
U1  - 581.2 S 845 
PY  - 1952///
CY  - Mass., USA.
PB  - Chronica botanica co. (Waltham
KW  - Plant Disease
KW  - Plant Pathology
ER  -