TY  - BOOK
TI  - AGRICULTURAL SYSTEMS
SN  - 0308-521X
CY  - UK
PB  - Elsevier Applied Science Publishers, Essex, England
N1  - Ending Volume & Year: 35, 1991; Missing Volume: 11(4);14(3);35(3-4); Starting Volume & Year: 10, 1983
ER  -