TY  - BOOK
AU  - Krupa, Sagar V.
TI  - Impact of air pollutants on terrestrial vegetation ; ozone, sulfur dioxide, acidic rain and acid aerosols and fluorides
U1  - 581.5 
PY  - 1977///
CY  - (s.l.)
PB  - University of Minnesota
KW  - Aire
KW  - Contaminacion
KW  - Efecto en plantas
ER  -