na INLIS000000000008065 Ind 0010-1118008065 Image of research CENTRE DE COOPERATION INTERNATIONALEEN RECHERCHE AGRONOMIQUE POUR LE DEVELOPMENT CIRAD Paris CIRAD 1989 197 p. : ill. ; 26 cm. 197 p. : ill. ; 26 cm. ISBN 2-87614-029-2 63.001.5CENi 63.001.5 AGRONOMY RESEARCH 567/90