TY  - BOOK
AU  - Chiarappa, L
TI  - Crop loss assesment methods: FAO manual on the evaluation and prevention of losses by pests, diseases and weeds
SN  - 851981852
U1  - 632 
PY  - 1971///
CY  - Slough
PB  - CAB
KW  - Plant diseases
ER  -