Se resumen las actividades de la seccion de economia del Programa de Pastos Tropicales del CIAT durante 1981. La investigacion se concentro en: (1) economia del uso de fuentes alternativas de fertilizantes para praderas mejoradas en los Llanos Orientales de Colombia; (2) ventajas comparativas de ...
La Unidad de Produccion de Semilla del Instituto de Investigacion Agropecuaria de Panama se enfoca hacia la utilizacion de las gramineas Brachiaria decumbens CIAT 606, 6132, 6012, 6298, 664; B. brizantha CIAT 6780; B. humidicola CIAT 679, 6707, 6369; B. dictyoneura CIAT 6133; Hyparrhenia rufa (Fa...
Guerra H., J.A.
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Urriola, D.
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Avila, M.
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Rios A., S.
,
[Situacion actual y futuro de la produccion de semillas de forrajeras en Panama]
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Situacion actual y futuro de la produccion de semillas de forrajeras en Panama
Se resumen los logros del Instituto Nacional de Investigaciones Agropecuaria y Agroindustrial (INIAA) de Peru en cuanto a la multiplicacion de semilla forrajera (exptl. y basica) en la region de Tarapoto, depto. de San Martin, durante 1984-88. Se revisan los antecedentes de las evaluaciones agron...
Silva, G.
,
[Multiplicacion de semilla experimental y basica de especies forrajeras en INIAA, Tarapoto - Peru]
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Multiplicacion de semilla experimental y basica de especies forrajeras en INIAA, Tarapoto - Peru
Suarez-Vasquez, Senen
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Machado, L.F.
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Pizarro, Esteban A.
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[Seleccion de gramineas y leguminosas forrajeras en la zona cafetera de Supia, Colombia]
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Seleccion de gramineas y leguminosas forrajeras en la zona cafetera de Supia, Colombia
In recent years, increasing numbers of pathogens and pests have been reported from major centres of tropical pasture research. Damage is often severe and controls are needed. Diseases and pests may be controlled chemically, biologically, culturally and genetically. In pasture plants genetical res...
Lenne, J.M.
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Turner, J.W.
,
Cameron, DF
,
[Resistance to diseases and pests of tropical pasture plants]
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Resistance to diseases and pests of tropical pasture plants
Three phases of Rhizobium inoculation trials were carried out as part of a programme to select forage legume germplasm adapted to acid, infertile Oxisols of tropical America. Firstly, a range of tropical forage legumes were evaluated for their response to N fertilization or inoculation with strai...
Sylvester-Bradley, Rosemary
,
[Rhizobium inoculation trials designed to support a tropical forage legume selection programme]
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Rhizobium inoculation trials designed to support a tropical forage legume selection programme
The seed yields and limitations to yield for nine pasture legumes in a tropical savanna region were defined in a 3-year field experiment at the Cerrodos Agricultural Research Centre near Brasilia (15°36' S, 47° 42' W). Assessment was based on flowering times, incidence of diseases and pests, yiel...
Andrade, Ronaldo P. de
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Thomas, D.
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Ferguson, John E.
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[Seed production of pasture species in a tropical savanna region of Brazil. 1. Legumes]
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Seed production of pasture species in a tropical savanna region of Brazil. 1. Legumes
Rao, Idupulapati M.
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Borrero, V.
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Ricaurte Oyola, José Jaumer
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García, Ramiro
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Ayarza, Miguel Angel
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[Adaptive attributes of tropical forage species to acid soils. II. Differences in shoot and root growth responses to varying phosphorus supply and soil type]
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Adaptive attributes of tropical forage species to acid soils. II. Differences in shoot and root growth responses to varying phosphorus supply and soil type
Tergas, Luis Eduardo
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Paladines M., Osvaldo L.
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Kleinheisterkamp, Ingo
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[Resultados de levante de novillos en varios sistemas de praderas en la altillanura plana de los Llanos Orientales de Colombia]
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Resultados de levante de novillos en varios sistemas de praderas en la altillanura plana de los Llanos Orientales de Colombia