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1by Duarte Torres, Oscar A., Pulido Herrera, José Idelfonso, Silva ZakZuk, Jorge E., Holmann, Federico
Published 1999paper bibliotecaAGROSAVIA -
2by Toloza Palomino, Alvaro, Barros Henriquez, Justo A., Silva ZakZuk, Jorge E., Avila Miranda, Eduardo A., Araujo Guerra, Alavaro, Mejia Padilla, Miguel O., Robledo Botero, Luz Marina, Roncallo Fandiño, B.A.
Published 1999article bibliotecaAGROSAVIA