TY  - BOOK
AU  - Unsworth, H. H.,
TI  - Effects of Gaseous Air Pollution in Agriculture and Horticulture
SN  - 0408107057
U1  - 581.31 
PY  - 1982///
CY  - London
PB  - Butterworths
KW  - Agriculture and Horticulture
ER  -