TY  - BOOK
AU  - Unsworth, M.H.
TI  - Effects of gaseous air pellution in agriculture and noriti culture: by M.H.Unsworth
SN  - 408107057
U1  - 631.5774 
PY  - 1982///
CY  - London
PB  - Butter worth
KW  - Plant effects of pollution - Congress
KW  - Polloution prevention and control
ER  -