FONTES,Gonzalez Agustin Agricultural Sciences:Tropical in Modern Agriculture Agricultural Sciences:Tropical in Modern Agriculture/Agusstin Gonzalez Fontes Agustin Garate and IIdefonso Bonilla - viii,526p.: col.ill.;picture; 24 cm Includes Index ISBN: 1-933699-48-5 Subjects--Topical Terms: Dewey Class. No.: 630