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Journal Article 2003

Autor: Álvarez, E. Mejía De Los Rios, J.F. Valle, T.L.

Isolates of Sphaceloma manihoticola, the asexual stage of Elsinoe brasiliensis, were collected from several regions of south-central Brazil. The isolates were obtained from samples of leaves, stems, and petioles of cassava (Manihot esculenta) and the weedy Euphorbia heterophylla ( amendoim bravo ...

Enlace original: https://cgspace.cgiar.org/handle/10568/43865

Investigación en Agricultura
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Álvarez, E. ,  Mejía De Los Rios, J.F. ,  Valle, T.L. ,  [Molecular and pathogenicity characterization of Sphaceloma manihoticola isolates from South-Central Brazil] ,  Molecular and pathogenicity characterization of Sphaceloma manihoticola isolates from South-Central Brazil
Journal Article 2004

Autor: Álvarez, E. Llano Rodríguez, Germán Alberto Loke, John Bernard Mejía De Los Rios, J.F.

The application of biotechnology tools has made it possible to make significant advances in the detection of pathogens and in the study of the genetic variability of pathogen populations. As a result, adequate disease management strategies can be planned, and disease resistance markers for plants...

Enlace original: https://cgspace.cgiar.org/handle/10568/43192

Investigación en Agricultura
Enlace permanente
Álvarez, E. ,  Llano Rodríguez, Germán Alberto ,  Loke, John Bernard ,  Mejía De Los Rios, J.F. ,  [Applying biotechnology tools to improve control diseases of some tropical crops] ,  Applying biotechnology tools to improve control diseases of some tropical crops
Journal Article 2007

Autor: Galvis Garcia, CA Leguizamon Caycedo, JE Gaitan, AL Mejía De Los Rios, J.F. Álvarez, E. Arroyave, José A.

Coffee crispiness (“crespera”), a disease of uncertain etiology, has been endemic in coffee (Coffea arabica L.) plantations in Colombia for at least 60 years. Symptoms typically consist of bud proliferation, abundant short and narrow leaves, phyllody, floral abortion, monospermic fruit, and dwarf...

Enlace original: https://cgspace.cgiar.org/handle/10568/42723

Investigación en Agricultura
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Galvis Garcia, CA ,  Leguizamon Caycedo, JE ,  Gaitan, AL ,  Mejía De Los Rios, J.F. ,  Álvarez, E. ,  Arroyave, José A. ,  [Detection and identification of a group 16SrIII-related phytoplasma associated with coffee crispiness disease in Colombia] ,  Detection and identification of a group 16SrIII-related phytoplasma associated with coffee crispiness disease in Colombia
Journal Article 2009

Autor: Álvarez, E. Mejía De Los Rios, J.F. Llano Rodríguez, Germán Alberto Loke, John Bernard Calari, A Duduk, B Bertaccini, A

Cassava frogskin disease (CFSD) is an economically important root disease of cassava (Manihot esculenta) in Colombia and other South American countries, including Brazil, Venezuela, Peru, Costa Rica, and Panama. The roots of severely affected plants are thin, making them unsuitable for consumptio...

Enlace original: https://cgspace.cgiar.org/handle/10568/43053

Investigación en Agricultura
Enlace permanente
Álvarez, E. ,  Mejía De Los Rios, J.F. ,  Llano Rodríguez, Germán Alberto ,  Loke, John Bernard ,  Calari, A ,  Duduk, B ,  Bertaccini, A ,  [Characterization of a phytoplasma associated with frogskin disease in cassava] ,  Characterization of a phytoplasma associated with frogskin disease in cassava
Journal Article 2004

Autor: Álvarez, E. Ospina, CA Mejía De Los Rios, J.F. Llano Rodríguez, Germán Alberto

La Antracnosis, causada por el hongo Colletotrichum gloeosporioides, ocasiona pérdidas hasta del 90% en huertos no tecnificados de guanábana. Para el control de la enfermedad se requiere conocer bien la sintomatología y las características del agente causal. Teniendo en cuenta que existe poca inf...

Enlace original: https://cgspace.cgiar.org/handle/10568/44257

Investigación en Agricultura
Enlace permanente
Álvarez, E. ,  Ospina, CA ,  Mejía De Los Rios, J.F. ,  Llano Rodríguez, Germán Alberto ,  [Caracterización morfológica, patogénica y genética del agente causal de la antracnosis (Colletotrichum gloeosporioides) en guanábana (Annona muricata) en el Valle del Cauca] ,  Caracterización morfológica, patogénica y genética del agente causal de la antracnosis (Colletotrichum gloeosporioides) en guanábana (Annona muricata) en el Valle del Cauca

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