Cassava is one of the main carbohydrate sources in the tropics, and it has worldwide importance as basic food for millions of persons in America and Africa. This root crop is affected by cassava frog skin disease that in Colombia produces yield losses of almost 90%. A phytoplasma was associated w...
Álvarez, E.
,
Mejía, Juan Fernando
,
Llano Rodríguez, Germán Alberto
,
Loke, John Bernard
,
[Detection and characterization of a phytoplasma associated with frog skin disease in cassava]
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Detection and characterization of a phytoplasma associated with frog skin disease in cassava
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...
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]
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Applying biotechnology tools to improve control diseases of some tropical crops
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...
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]
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Detection and identification of a group 16SrIII-related phytoplasma associated with coffee crispiness disease in Colombia
La Marchitez bacteriana o Moko del plátano causado por Ralstonia solanacearum E.F. Smith raza 2 es la enfermedad bacteriana más importante de este cultivo en Colombia. La técnica de BIO-RCP, se utilizó para detectar la bacteria. Inicialmente se colectaron un total de 337 muestras (193 de suelo y ...
Gómez Calvo, Eduardo Augusto
,
Álvarez, E.
,
Llano Rodríguez, Germán Alberto
,
[Identificación y caracterización de cepas de Ralstonia solanacearum raza 2, agente causante del moko del plátano en Colombia]
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Identificación y caracterización de cepas de Ralstonia solanacearum raza 2, agente causante del moko del plátano en Colombia
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...
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]
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Caracterización morfológica, patogénica y genética del agente causal de la antracnosis (Colletotrichum gloeosporioides) en guanábana (Annona muricata) en el Valle del Cauca