1. Anderson, M. D. (1992). ?Reasons for New Interest in On-Farm Research,?Biological Agriculture and Horticulture, Vol. 8.
2. BASF (1994). ?Appropriate fungicide dose rates for cereals,?The Agronomist, The BASF magazine for the progressive farmer, No 2.
3. Bawden, R. J. (1991). ?Systems thinking and practice in agriculture,?Journal of Dairy science 74 (7).
4. Becket, J. V. (1990).The Agricultural Revolution. Oxford: Basil Blackwell.
5. Bentley, J. W. (1992). ?Promoting farmers experiments in non-chemical pest control.? Paper prepared for IIED/IDS Beyond Farmer First: Rural Peoples' Knowledge, Agricultural Research and Extension Practice Workshop, Institute of Development Studies, University of Sussex, 27?29 October 1992 (Shortened version in I. Scoones and J. Thompson (1994)).