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A survey of plant parasitic nematodes in the major banana growing areas of Uganda was conducted in 1993. A total of 120 root samples were collected from 24 sites. Eight nematode species belonging to four genera were encountered. The most widespread species were Pratylenchus goodeyi (cob) sher and...


Kashaija, I.Speijer, P.Gold, C.Gowen, S.[Occurrence distribution and abundance of plant parasitic nematodes of bananas in Uganda]Occurrence distribution and abundance of plant parasitic nematodes of bananas in Uganda

Vuylsteke, D.R.Ortiz, R.Pasberg-Gauhl, C.Gauhl, F.Gold, C.Ferris, S.Speijer, P.[Plantain and banana research at the International Institute of Tropical Agriculture]Plantain and banana research at the International Institute of Tropical Agriculture

Data are presented on the incidence and severity of (black and yellow) sigatoka leaf spots and Cladosporium freckle in different ecological zones of Uganda. Black sigatoka has become widespread since its arrival in Uganda in 1988. Sigatoka leaf spots were most severe in mid-elevation zones of cen...


Tushemereirwe, W.K.Gold, C.Speijer, P.Holderness, M.[Foliar diseases of banana in Uganda: results from a diagnostic survey]Foliar diseases of banana in Uganda: results from a diagnostic survey

In 1990, observations were made on the nematode species profile on bananas in Oyugis district, Kenya. The country-wide survey was conducted in 1993 across 13 primary Musa growing districts. Observations were made on banana cultivars Nakyetengu (AAA) and Sukali Ndizi (AB). Considerable variation i...


Reddy, K.S.Prasad, J.S.Speijer, P.Sikora, R.A.Coyne, D.L.[Distribution of plantparasitic nematodes on Musa in Kenya]Distribution of plantparasitic nematodes on Musa in Kenya
Gold, C.Speijer, P.Rukazambuga, N.Mararmura, E.B.[Assessment of banana weevils in East African highland banana systems and strategies for control]Assessment of banana weevils in East African highland banana systems and strategies for control

In East Africa, the cooking bananas (Musa spp., AAA group, subgroup Matoke) are the major food crop. Yields are decreasing due to increasing damage caused by a complex of pests and diseases, including plant-parasitic nematodes. Planting of infected material is the principle means of dispersal for...


Elsen, A.Goossens, B.Belpaire, B.Neyens, A.Speijer, P.De Waele, D.[Recolonization by nematodes of hot water treated cooking banana planting material in Uganda]Recolonization by nematodes of hot water treated cooking banana planting material in Uganda
Dochez, C.Speijer, P.Hartman, J.Vuylsteke, D.R.Waele, D. de[Screening Musa hybrids for resistance to Radopholus similis]Screening Musa hybrids for resistance to Radopholus similis

A survey was conducted at 17 sites in Central Uganda. Suckers were detached from East African Highland cooking bananas (Musa spp., AAA-group) and the cultivar Pisang Awak (Musa spp., ABB-group), and assessed for nematode population densities and root damage. The frequency of occurrence on both Mu...


Speijer, P.Waele, D. de[Nematodes associated with East African Highland cooking bananas and cv. Pisang Awak (Musa spp.) in Central Uganda]Nematodes associated with East African Highland cooking bananas and cv. Pisang Awak (Musa spp.) in Central Uganda

Production loss caused by nematodes in East African highland banana was evaluated at Sendusu, near Kampala in Uganda, 1120 m above sea level. The commonly grown cultivar, Mbwazirume, was grown in nematode-infested and non-infested plots under heavily mulched, clean-weeded and millet-intercropped ...


Speijer, P.Kajumba, C.Ssango, F.[East African highland banana production as influenced by nematodes and crop management in Uganda]East African highland banana production as influenced by nematodes and crop management in Uganda

Studies were undertaken to determine disease interactions involving P. goodeyi and a non-pathogenic strain of F. oxysporum, both responsible for root-rotting and subsequent toppling of 2 banana cultivars in Kenya. Thirty days after inoculation of young banana plants with P. goodeyi alone or in co...


Speijer, P.Sikora, R.[Influence of a complex disease involving Praylenchus goodeyi and a nonpathogenic strain of Fusarium oxysporum on banana root health]Influence of a complex disease involving Praylenchus goodeyi and a nonpathogenic strain of Fusarium oxysporum on banana root health

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