sponsored by Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) GmbH (German Agency for Technical Cooperation) (GTZ), Consultative Group on International Agricultural Research (CGIAR) [and] International Rice Research Institute (IRRI)
sous la direction de Michel Sebillotte = Systems-oriented research in agriculture and rural development : international symposium, Montpellier, France, 21 to 25 November 1994 : papers
sponsored by Deutsche Gesellschaft für Technische Zusammenarbeit (GTZ) Gmb H (German Agency for Technical Cooperation) (GTZ), Consultative Group on International Agricultural Research (CGIAR), International Rice Research Institute (IRRI)