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1.
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Factibilidad económica de intercalar una leguminosa en el sistema maíz-frijol predominante en Opico-Quezaltepeque, El Salvador
by Choto de Cerna, C | Bolaños, J.A.|Saín, G.|Urbina, R.|Barreto, H.J [eds.] | Borbon Castro, E [coaut.] | Montenegro, T [coaut.] | Saín, G [coaut.]. Material type:  Book Publisher: Ciudad de Guatemala (Guatemala) CIMMYT : 1994Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-2779] (1).
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2.
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Análisis del mercado de rastrojo y sus implicaciones para la adopción de la labranza de conservación en El Salvador
by Choto de Cerna, C | Bolaños, J.A.|Saín, G.|Urbina, R.|Barreto, H.J [eds.] | Saín, G [coaut.]. Material type: Book Publisher: Ciudad de Guatemala (Guatemala) CIMMYT : 1994Collection: CIMMYT Staff Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIS-2783] (1).
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3.
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Productividad con conservacion: Estrategias para la produccion sostenible de maiz en laderas
by Bolaños, J.A | Centro Internacional de Mejoramiento de Maiz y Trigo (CIMMYT), Mexico DF (Mexico)|Instituto Interamericano de Cooperacion para la Agricultura (IICA) | Saín, G.|Miranda, B.|Rivera R., J.|Choto de Cerna, C [eds.]. Material type: Book Publisher: San Jose (Costa Rica) CIMMYT|IICA : 1996Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 333.73 SAI] (2).
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4.
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Oferta y demanda de semilla mejorada de maíz en El Salvador
by Choto de Cerna, C | Sain, G | Montenegro, T. Source: Síntesis de resultados experimentales : 1993-1995Material type:  Chapter; Nature of contents:  Publisher: Guatemala : CIMMYT : PRM, 1997Online access: Complete source through Dspace Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: Look under series title] (1).
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5.
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Taller de productividad y conservacion de los recursos en la agricultura de las laderas. Memorias
by San Salvador (El Salvador) 6-7 Jul 1995 | Choto de Cerna, C [ed.] | Miranda, B [ed.] | Rivera R., J [ed.] | Saín, G [ed.]. Material type: Book Publisher: San Jose (Costa Rica) : CIMMYT*IICA, 1996Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 333.73 SAI] (2).
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6.
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Oferta y demanda de semilla mejorada de maiz en El Salvador
by Choto de Cerna, C | Montenegro, T [coaut.] | Sain, G [coaut.]. Material type: Book Publisher: San Jose (Costa Rica) : CENTA|CIMMYT|PRM, 1996Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: 338.1707284 CHO] (1).
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7.
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Planificacion del desarrollo agropecuario sostenible de Jocoro 1996-2000
by Cañas, E [ed.] | Choto de Cerna, C [ed.] | Rodriguez Sandoval, R [ed.]. Material type: Book Publisher: San Salvador (El Salvador) : IICA, 1996Collection: Reprints CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: REP-5804] (1).
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8.
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Report of the Fair on Conservation Tillage in Guaymango, El Salvador, 1; 7 Apr 1995
by Choto de Cerna, C | Montenegro, T [coaut.] | Saín, G [coaut.]. Material type: Book Publisher: La Libertad (El Salvador) : CENTA|CIMMYT|PRM, 1995Collection: CIMMYT Publications CollectionAvailability: Items available for loan: CIMMYT Knowledge Center: John Woolston Library [Call number: CIM 0355-R] (1).
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