Livestock and sustrainable nutrient cycling in mired farming systems of subsaharan Africa : Coference summary
/ procedings of an international conference international livestock centre for Africa (ILCA) Addis Ababa, Ethiopia 22-26 Novembre 1993
. - Addis ababa : ILCA, 1995
. - VII-50 p. ; 26 cm.
9290532912
636
9290532912
636