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Report 1981

Autor: Lenne, J.M. Gutiérrez, J.A. Cardozo Conde, Carlos Iván
Enlace original: https://cgspace.cgiar.org/handle/10568/71718

Investigación en Agricultura
Enlace permanente

Lenne, J.M. ,  Gutiérrez, J.A. ,  Cardozo Conde, Carlos Iván ,  [Efecto de la peptona al 2 por ciento en el proceso de infeccion de Colletotrichum gloeosporioides (Penz.) Sacc. en Stylosanthes guianensis (Aubl) Sw.] ,  Efecto de la peptona al 2 por ciento en el proceso de infeccion de Colletotrichum gloeosporioides (Penz.) Sacc. en Stylosanthes guianensis (Aubl) Sw.
Report 1986

Autor: Olaya H, G Lenne, J.M.
Enlace original: https://cgspace.cgiar.org/handle/10568/71759

Investigación en Agricultura
Enlace permanente

Olaya H, G ,  Lenne, J.M. ,  [Importancia del hongo Rhizoctonia sp. (binucleado) como patogeno de Centrosema spp. en Colombia] ,  Importancia del hongo Rhizoctonia sp. (binucleado) como patogeno de Centrosema spp. en Colombia
Journal Article 1982

Autor: Lenne, J.M. Sonoda, R.M.
Enlace original: https://cgspace.cgiar.org/handle/10568/65778

Investigación en Agricultura
Enlace permanente
Lenne, J.M. ,  Sonoda, R.M. ,  [Effect of anthracnose on yield of the tropical forage legume Stylosanthes hamata] ,  Effect of anthracnose on yield of the tropical forage legume Stylosanthes hamata
Journal Article 1990

Autor: Lenne, J.M. Burdon, J.J.

Variation for nine virulence and four electrophoretic characters was determined for 69 samples of Colletotrichum gloeosporioides collected in five natural stands of its host, Stylosanthes guianensis, in South America. Virulence phenotypes varied from four in the Quilichao population to 22 in the ...

Enlace original: https://cgspace.cgiar.org/handle/10568/43973

Investigación en Agricultura
Enlace permanente
Lenne, J.M. ,  Burdon, J.J. ,  [Preliminary study of virulence and isozymic variation in natural populations of Colletotrichum gloeosporioides from Stylosanthes guianensis] ,  Preliminary study of virulence and isozymic variation in natural populations of Colletotrichum gloeosporioides from Stylosanthes guianensis
Journal Article 1989

Autor: Stanton, J.M. Siddiqi, MR Lenne, J.M.

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...

Enlace original: https://cgspace.cgiar.org/handle/10568/43961

Investigación en Agricultura
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Stanton, J.M. ,  Siddiqi, MR ,  Lenne, J.M. ,  [Plant-parasitic nematodes associated with tropical pastures in Colombia] ,  Plant-parasitic nematodes associated with tropical pastures in Colombia
Journal Article 1985

Autor: Lenne, J.M. Sousa Costa, N.M. de

Rust caused by Puccinia stylosanthis is reported for the first time on native populations of Stylosanthes aurea and S. guianensis var. pauciflora in the vicinity of Diamantina, Minas Gerais, Brazil. Although not common in May 1983, rust severely affected 50% of S. aurea and moderately affected mo...

Enlace original: https://cgspace.cgiar.org/handle/10568/43982

Investigación en Agricultura
Enlace permanente
Lenne, J.M. ,  Sousa Costa, N.M. de ,  [Puccinia stylosanthis on Stylosanthes spp. in Brazil] ,  Puccinia stylosanthis on Stylosanthes spp. in Brazil
Journal Article 1981

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...

Enlace original: https://cgspace.cgiar.org/handle/10568/44007

Investigación en Agricultura
Enlace permanente
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
Journal Article 1980

Autor: Lenne, J.M. Turner, J.W. Cameron, DF

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...

Enlace original: https://cgspace.cgiar.org/handle/10568/44043

Investigación en Agricultura
Enlace permanente
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
Conference Paper 1985

Autor: Lenne, J.M. Calderón, M. Valles, CR
Enlace original: https://cgspace.cgiar.org/handle/10568/55929

Investigación en Agricultura
Enlace permanente
Lenne, J.M. ,  Calderón, M. ,  Valles, CR ,  [Metodologias para la evaluacion de enfermedades y plagas en forrajeras tropicales] ,  Metodologias para la evaluacion de enfermedades y plagas en forrajeras tropicales

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