TY  - BOOK
AU  - Gates,Jane Potter
TI  - Air pollution effects on crops and forests: january 1986 - december 1991
T2  - Quick bibliography series
SN  - 1052-5378
U1  - 632.19016 
PY  - 1992///
CY  - Maryland, EUA
PB  - National Agricultural Library
KW  - Aire
KW  - ContaminaciÃ³n
KW  - Efecto en Ã¡rboles
KW  - Cultivos
KW  - Efecto del medio ambiente
KW  - EcologÃ­a agrÃ­cola
KW  - BibliografÃ­a
ER  -