TY  - BOOK
ED  - International Symposium on Pear Growing (
TI  - Proceedings
T2  - Acta Horticulturae
U1  - 634.13 
PY  - 1989///
CY  - Wageningen, Netherlands
PB  - International Society for Horticultural Science
KW  - Pera
KW  - Congresos
ER  -