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Suarez-Vasquez, SenenMachado, L.F.Pizarro, Esteban A.[Seleccion de gramineas y leguminosas forrajeras en la zona cafetera de Supia, Colombia]Seleccion de gramineas y leguminosas forrajeras en la zona cafetera de Supia, Colombia

A survey of three regions of Colombia revealed a total of 31 species of plant-parasitic nematodes associated with tropical pasture legumes and grasses. Seventeen of these nematode species had not been recorded previously in Colombia. There also are 120 newly reported associations of plant-parasit...


Stanton, J.M.Siddiqi, MRLenne, J.M.[Plant-parasitic nematodes associated with tropical pastures in Colombia]Plant-parasitic nematodes associated with tropical pastures in Colombia
Autor: Lenne, J.M.

The detection of the root-knot nematode, Meloidogyne javanica, as a pathogen of Desmodium spp. in Colombia, is the first reported case in South Aemerica. In the field, promising pasture legumes D. gyroides, D. heterocarpon and D. ovalifolium were severely damaged, while adjacent stands of Centros...


Lenne, J.M.[Reaction of Desmodium species and other tropical pasture legumes to the root-knot nematode Meloidogyne javanica]Reaction of Desmodium species and other tropical pasture legumes to the root-knot nematode Meloidogyne javanica

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.Turner, J.W.Cameron, DF[Resistance to diseases and pests of tropical pasture plants]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]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. deThomas, D.Ferguson, John E.[Seed production of pasture species in a tropical savanna region of Brazil. 1. Legumes]Seed production of pasture species in a tropical savanna region of Brazil. 1. Legumes
Dextre, R.Ayarza, Miguel AngelToledo, José M.Calderón, M.Lenne, J.M.Pizarro, Esteban A.[Pasture germplasm evaluation and agronomy]Pasture germplasm evaluation and agronomy
Tergas, Luis EduardoPaladines M., Osvaldo L.Kleinheisterkamp, IngoVelásquez R., J.E.[The animal production potential of four associations between Andropogon gayanus Kunth and legumes in the Eastern Plains in Colombia]The animal production potential of four associations between Andropogon gayanus Kunth and legumes in the Eastern Plains in Colombia

En el CIAT, Centro Experimental, Estación de Santander de Quilichao, (Cauca, Colombia) durante 1980 y 1981 se observó la presencia de marchitez en plantas de Zornia spp., asociada a Corynebacterium flaccumfaciens. En razón de ese registro y del riesgo que implicaba su presencia en uno de los siti...


Balcázar, María del SocorroPineda López, Benjamín[Diagnóstico preliminar de bacterias coryneformes asociadas con germoplasma de Zornia spp]Diagnóstico preliminar de bacterias coryneformes asociadas con germoplasma de Zornia spp

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