TY  - BOOK
AU  - Chirappa, L.,
TI  - Crop Loss Assessment Methods - Supplement 3
SN  - 0851984878
U1  - 632 
PY  - 1981///
CY  - Rome
PB  - F. A. O.
KW  - Plant Diseases
KW  - Plant injuries, diseases & pests
ER  -