TY  - BOOK
AU  - Briggs,David J.
AU  - Courtney,Frank M.jtauthor
TI  - Agriculture and environment: the physical geography of temperate agricultural systems 
SN  - 0582004136
PY  - 1993///
CY  - Harlow
PB  - Longman
KW  - Agricultural ecology
KW  - Agriculture
N1  - Includes bib. references and index; Open access
ER  -