A trial to determine yield losses in East African highland banana (cv. Atwalira) to banana weevil was run between 1994 and 2001 at the International Institute of Tropical Agriculture's Sendusu Farm in Namulonge, Uganda. Banana weevil adults were released into weevil-infestation plots, while weevi...
Gold, C.S.
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Kagezi, G.H.
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Night, G.
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Ragama, P.E.
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[The effects of banana weevil, Cosmopolites sordidus (Germar) damage on highland banana growth, yield and stand duration in Uganda]
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The effects of banana weevil, Cosmopolites sordidus (Germar) damage on highland banana growth, yield and stand duration in Uganda
Low soil fertility and pest pressure are two causes of the decline in banana (Musa AAA) production in central Uganda. Foliar analysis by the Diagnosis and Recommendation Integrated System (DRIS) pinpoints K and Mg as the most limiting nutrients. This study tested the effects of K and Mg additions...
Smithson, P.C.
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McIntyre, B.D.
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Gold, C.S.
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Ssali, H.
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Night, G.
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Okech, S.
,
[Potassium and magnesium fertilizers on banana in Uganda: yields, weevil damage, foliar nutrient status, and DRIS analysis]
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Potassium and magnesium fertilizers on banana in Uganda: yields, weevil damage, foliar nutrient status, and DRIS analysis
Field studies were conducted to determine banana weevil attraction to processed banana tissues that could then be used at delivery sites for the entomopathogen Beauveria bassiana . Tested materials included pounded corm or pseudostem and chopped corm or pseudostem of (cv Mpologoma, AAA-EA and Kay...
Tumuhaise, V.
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Nankinga, C.M.
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Gold, C.S.
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Kyamanywa, S.
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Ragama, P.E.
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Tushemereirwe, W.K.
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[Kairomone trapping system for delivery of Beauveria bassiana to control the banana weevil]
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Kairomone trapping system for delivery of Beauveria bassiana to control the banana weevil
Laboratory trials were conducted in Uganda at the Kawanda Agricultural Research Institute to determine attraction, eclosion success and larval survivorship of the banana weevil Cosmopolites sordidus (Germar) on crop residues of different ages. In the first experiment, studies focused on different...
Masanza, M.
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Gold, C.S.
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Huis, A. van
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Ragama, P.E.
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[Influence of plant and residue age on attraction, acceptance and larval survival of the banana weevil Cosmopolites sordidus (Coleoptera: Curculionidae)]
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Influence of plant and residue age on attraction, acceptance and larval survival of the banana weevil Cosmopolites sordidus (Coleoptera: Curculionidae)
The banana weevil Cosmopolites sordidus (Germar) is the most important insect pest of bananas and plantains (Musa spp.). The larvae bore in the corm, reducing nutrient uptake and weakening the stability of the plant. Attack in newly planted banana stands can lead to crop failure. In established f...
Gold, C.S.
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Pena, J.E.
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Karamura, E.B.
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[Biology and integrated pest management for the banana weevil, Cosmopolites sordidus (Germar) (Coleoptera: Curculionidae)]
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Biology and integrated pest management for the banana weevil, Cosmopolites sordidus (Germar) (Coleoptera: Curculionidae)
Timing and distribution of attack on East African highland banana (Musa AAA- EA) by the banana weevil, Cosmopolites sordidus (Germar), (Coleoptera: Curculion- idae) was studied in a field trial at a farm 25 km NE of Kampala, Uganda. Weevils were released at three densities (5, 20 and 40 females p...
Abera, A.M.K.
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Gold, C.S.
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Kyamanywa, S.
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[Timing and distribution of attack by the banana weevil (Coleoptera: curculionidae) in East African highland banana (Musa spp.)]
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Timing and distribution of attack by the banana weevil (Coleoptera: curculionidae) in East African highland banana (Musa spp.)
Banana-weevil populations and associated damage were studied in adjacent plantations of highland cooking-bananas (cultivar Kibuzi) and introduced beer-bananas (cv. Kisubi) on a farm in central Uganda. Weevil density and mobility were assessed using mark and rerapture techniques. Residual banana c...
Beauveria bassiana is considered a virulent pathogen against the banana weevil Cosmopolites sordidus. However, current field application techniques for effective control against this pest remain a limitation and an alternative method for effective field application needs to be investigated. Three...
Akello, J.
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Dubois, T.
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Gold, C.S.
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Coyne, D.L.
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Nakavuma, J.
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Paparu, P.
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[Beauveria bassiana (balsamo) vuillemin as an endophyte in tissue 3 culture banana (Musa spp.)]
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Beauveria bassiana (balsamo) vuillemin as an endophyte in tissue 3 culture banana (Musa spp.)
Banana (Musa spp.) is the most important food crop in Uganda as indicated by consumption rate, annual production (9.5 M t ha-1) and agricultural land committed to the crop. This level of productivity (6.3 t ha-1 yr-1) is extremely low when compared to the yields obtained on station and well-manag...
The effects of Radopholus similis and Pratylenchus goodeyi on growth, root health and yield of the East African highland cooking banana cultivar Mbwazirume (Musa AAA-group) were compared at Mbarara, Uganda, at 1430 m above sea level. In 3-year-old mats infected only with P. goodeyi, functional ro...
Talwana, H.A.L.
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Speijer, P.R.
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Gold, C.S.
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Swennen, R.L.
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Waele, D. de
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[A comparison of the effects of the nematodes Radopholus similis and Pratylenchus goodeyi on growth, root health and yield of an East African highland banana (Musa AAAgroup)]
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A comparison of the effects of the nematodes Radopholus similis and Pratylenchus goodeyi on growth, root health and yield of an East African highland banana (Musa AAAgroup)