Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease

Early detection is important for the management of the Banana Bunch Top Disease (BBTD) as it enables the removal of inoculum and hence propagation of the disease. Roguing has been demonstrated as an effective way of managing BBTD if done consistently and in time. Disease detection is however depende...

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Main Authors: Rolande, Amossou R., Euloge, Togbe, Omondi, Bonaventure Aman Oduor
Format: Poster
Language:Francés
Published: 2022
Subjects:
Online Access:https://hdl.handle.net/10568/128188
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author Rolande, Amossou R.
Euloge, Togbe
Omondi, Bonaventure Aman Oduor
author_browse Euloge, Togbe
Omondi, Bonaventure Aman Oduor
Rolande, Amossou R.
author_facet Rolande, Amossou R.
Euloge, Togbe
Omondi, Bonaventure Aman Oduor
author_sort Rolande, Amossou R.
collection Repository of Agricultural Research Outputs (CGSpace)
description Early detection is important for the management of the Banana Bunch Top Disease (BBTD) as it enables the removal of inoculum and hence propagation of the disease. Roguing has been demonstrated as an effective way of managing BBTD if done consistently and in time. Disease detection is however dependent on the clear expression of the disease and its relationship with the onset of secondary spread from newly infected plants. Seasonal variations in BBTD cases observed in fields has been reported previously. This study investigated the effect of water stress and nutritional status of the soil on the expression of BBTD in two cultivars of Banana: FHIA 25 (hybrid) and a local landrace cultivar, Soutoumon. The two had previously been shown to differ in their response to symptom development. In brief we observed a delay in BBTD symptom expression associated with water stress under low fertility for both cultivars. Similar to previous reports, FHIA expressed the disease earlier than Soutoumon. Note: The poster is presented in French
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spelling CGSpace1281882025-12-08T09:54:28Z Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease Rolande, Amossou R. Euloge, Togbe Omondi, Bonaventure Aman Oduor plant health banana bunchy top virus viruses drought stress soil fertility Early detection is important for the management of the Banana Bunch Top Disease (BBTD) as it enables the removal of inoculum and hence propagation of the disease. Roguing has been demonstrated as an effective way of managing BBTD if done consistently and in time. Disease detection is however dependent on the clear expression of the disease and its relationship with the onset of secondary spread from newly infected plants. Seasonal variations in BBTD cases observed in fields has been reported previously. This study investigated the effect of water stress and nutritional status of the soil on the expression of BBTD in two cultivars of Banana: FHIA 25 (hybrid) and a local landrace cultivar, Soutoumon. The two had previously been shown to differ in their response to symptom development. In brief we observed a delay in BBTD symptom expression associated with water stress under low fertility for both cultivars. Similar to previous reports, FHIA expressed the disease earlier than Soutoumon. Note: The poster is presented in French 2022-11-30 2023-01-25T12:56:40Z 2023-01-25T12:56:40Z Poster https://hdl.handle.net/10568/128188 fr Open Access application/pdf Rolande, A.R.; Togbe, E.; Bonaventure, A.A.; Bonaventure, O.A. Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease. 1 p.
spellingShingle plant health
banana bunchy top virus
viruses
drought stress
soil fertility
Rolande, Amossou R.
Euloge, Togbe
Omondi, Bonaventure Aman Oduor
Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease
title Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease
title_full Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease
title_fullStr Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease
title_full_unstemmed Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease
title_short Effet de la fertilité du sol et du stress hydrique sur Banana Bunchy Top Disease
title_sort effet de la fertilite du sol et du stress hydrique sur banana bunchy top disease
topic plant health
banana bunchy top virus
viruses
drought stress
soil fertility
url https://hdl.handle.net/10568/128188
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