TY  - BOOK
AU  - Collinson,M.P.
TI  - A history of farming systems research
SN  - 0851994059 (alk. paper)
PY  - 2000///
CY  - Rome, New York
PB  - Food and Agriculture Organization of the United Nations, CABI Pub.
KW  - Agricultural systems
KW  - Research
KW  - History
N1  - Includes bibliographical references and index
ER  -