TY  - BOOK
AU  - Robinson, R. H.
AU  - Hatch, M. B.
TI  - The removal of lead and arsenic spray residues from apples and pears
CY  - Corvallis
PB  -  Oregon State Agr. College
KW  - Pesticidas
KW  -  Resíduos  Manzana  Pera
ER  -