TY  - BOOK
AU  - Singh, R S
TI  - Introduction to principles of plant pathology
SN  - 8120401786
U1  - 632/SIN 
PY  - 1984///
CY  - New Delhi
PB  - Oxford & IBH Publishing Company Pvt. Ltd.
KW  - Agriculture--Research
KW  - Field experiments
ER  -