The theme of the Fourth Annual Workshop was on "Overcoming constraints to the efficient utilization of agricultural by-products as animal feed". It was held at the Institute of Animal Research, Mankon, Bamenda, Republic of Cameroun, 20-27 October 1987. The workshop was sponsored by the International Development Research Centre (IDRC), Canada, which is the co-funding agency for the African Research Network for Agricultural By-products (ARNAB). The logistical support was provided by the International Livestock Centre for Africa (ILCA). The Steering Committee would like to record their appreciation to IDRC and to ILCA for the financial and logistical support.
His Excellency Mr Abdoulaye Babale, Minister for Higher Education and Scientific Research of the Republic of Cameroun, was the Guest of Honour and opened the workshop. Dr Emmanuel D. Tebong, Director of the Institute of Animal Research, Cameroun, also officiated at the opening ceremony.
The ARNAB Steering Committee would like to record their appreciation to His Excellency Mr Abdoulaye Babale for finding time in his busy schedule to open the workshop and for his encouraging words and for his hospitality in hosting the workshop dinner. The Steering Committee would also like to express their appreciation to the workshop hosts, the Institute of Animal Research, Mankon, Bamenda. In particular we would like to express our gratitude to Dr Emmanuel D. Tebong, the Director and to Dr Ruby Fomunyam, Mankon Station Manageress, and to all the staff at the station who spent so much of their valuable time assisting the Secretariat in the various aspects of the workshop organization and also in playing host to the workshop participants.
Finally we would like to record our thanks and appreciation to the individual members of the Editorial Sub-Committee for the initial editing of those papers allocated to them. We would also like to thank Aster Amde, Azeb Bekele, Fantu Solomon and Tsedale Layeh for word processing some of the papers. We thank Shewangezew Lemma for putting in so many hours word-processing and formatting the final camera-ready copies.
Editors.