TY  - BOOK
AU  - Ewell, Peter T.
AU  - Fano, Hugo
AU  - Raman, K.V.
TI  - Farmer management of potato insect pests in Peru : report of an interdisciplinary research project in selected regions of the highlands and coast
PY  - 1990///
CY  - Lima
PB  - International Potato Center
ER  -