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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.McIntyre, B.D.Gold, C.S.Ssali, H.Night, G.Okech, S.[Potassium and magnesium fertilizers on banana in Uganda: yields, weevil damage, foliar nutrient status, and DRIS analysis]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.Nankinga, C.M.Gold, C.S.Kyamanywa, S.Ragama, P.E.Tushemereirwe, W.K.[Kairomone trapping system for delivery of Beauveria bassiana to control the banana weevil]Kairomone trapping system for delivery of Beauveria bassiana to control the banana weevil

Candidate strains of the fungus Beauveria bassiana have been identified for the intergrated pest management of the banana weevil (Cosmopolites sordidus). However, the important limiting factor has been the lack of an economic and effective delivery system to maximize field effects. Catches in phe...


Tinzaara, W.Gold, C.S.Nankinga, C.Dicke, M.Huis, A. vanRagama, P.E.Kagezi, G.H.[Integration of pheromones and the entomopathogenic fungus for the management of the banana weevil]Integration of pheromones and the entomopathogenic fungus for the management of the banana weevil

The banana ( Musa spp.) weevil ( Cosmopolites sordidus (Germar) (Coleoptera: Curculionidae) is a major pest in East Africa causing yield losses of up to 14 metric tonnes per hectare annually. Laboratory and field experiments were conducted to determine whether the response of the banana weevil, C...


Tinzaara, W.Gold, C.S.Dicke, M.Huis, A. vanRagama, P.E.[Effect of age, female mating status and density on the banana weevil response to aggregation pheromone]Effect of age, female mating status and density on the banana weevil response to aggregation pheromone

Forty-five Musa clones, including endemic and introduced cultivars plus hybrids, were evaluated for resistance against the banana weevil, Cosmopolites sordidus, in a field trial in Uganda. The predominant groups of staple crops, East African highland bananas (Musa spp. AAA) and plantains (Musaspp...


Kiggundu, A.Gold, C.S.Labuschagne, M.T.Vuylsteke, D.R.Louw, S.[Levels of host plant resistance to banana weevil, Cosmopolites sordidus (Germar) (Coleoptera: Curculionidae) in Ugandan Musa germplasm]Levels of host plant resistance to banana weevil, Cosmopolites sordidus (Germar) (Coleoptera: Curculionidae) in Ugandan Musa germplasm

Major constraints to banana (Musa spp., genome group AAA) production, a dietary staple for over 70 million people in sub-Saharan Africa, are pest infestations, poor nutrition and inadequate water. Although mulch can improve soil water and nutrient status, many farmers believe it also promotes the...


McIntyre, B.D.Gold, C.S.Ssali, H.Riha, S.J.[Effects of mulch location on banana weevil, nutrients, soil water, and biomass in banana]Effects of mulch location on banana weevil, nutrients, soil water, and biomass in banana

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.Dubois, T.Gold, C.S.Coyne, D.L.Nakavuma, J.Paparu, P.[Beauveria bassiana (balsamo) vuillemin as an endophyte in tissue 3 culture banana (Musa spp.)]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...


Tushemereirwe, W.K.Kangire, A.Kubiriba, J.Nakyanzi, M.Gold, C.S.[Diseases threatening banana biodiversity in Uganda]Diseases threatening banana biodiversity in Uganda

The banana weevil Cosmopolites sordidus (Germar) is an important pest on bananas and plantains (Musa spp.). Population build-up is slow and weevil problems become increasingly important in successive crop cycles (ratoons). Yield loss results from plant loss (death, snapping, toppling), mat disapp...


Gold, C.S.Ragama, P.E.Coe, R.Rukazambuga, N.[Selection of assessment methods for evaluating banana weevil damage on highland cooking banana]Selection of assessment methods for evaluating banana weevil damage on highland cooking banana

The optimum sample size for assessment of nematode densities and related damage in East African highland banana was estimated at Kikoni parish in Ntungamo district, Uganda. Kikoni parish is at an elevation ranging from 1360 to 1480 meters above sea level and the East African highland banana (Musa...


Speijer, P.R.Ssango, F.Kajumba, C.Gold, C.S.[Optimum sample size for Pratylenchus goodeyi (Cobb) Sher and Allen density and damage assessment in highland banana (Musa AAA) in Uganda]Optimum sample size for Pratylenchus goodeyi (Cobb) Sher and Allen density and damage assessment in highland banana (Musa AAA) in Uganda

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