TY  - BOOK
AU  - Conway,Gordon R.
AU  - Pretty,Jules N.
TI  - Unwelcome harvest: agriculture and pollution 
SN  - 1853830364 (pbk.) :
U1  - 581.24 
PY  - 1991///
CY  - London
PB  - Earthscan Publications
KW  - Agricultural pollution
KW  - Health aspects
KW  - Pollution
KW  - Physiological effect
N1  - "An Earthscan original"--Cover; Includes bibliographical references and index
ER  -