Ecology and integrated farming systems : proceedings of the 13th Long Ashton International Symposium /
Long Ashton International Symposium(13th :1993 :Long Ashton Research Station, University of Bristol, UK)
Glen, D. M.
Greaves, M. P.
Anderson, H. M.
Long Ashton Research Station.
Chichester [England] ; New York : Wiley,
1995.
Includes bibliographical references and index.
Agricultural ecology
Agricultural systems
Agricultural pests
Organic farming