Journal Articles: Recent submissions

Now showing items 461-480 of 516

Adaptation to and Small-Scale Rearing of Invasive Fruit Fly Bactrocera invadens (Diptera: Tephritidae) on Artificial Diet

Ekesi, Sunday.; Nderitu, Peterson W.; Chang, Chiou Ling (Entomological Society of America, 2007)

Larval rearing of Bactrocera invadens Drew, Tsuruta & White (Diptera: Tephritidae) on artiÞcial diet is described. The adaptation process for this insect, when moved from whole mango, Mangifera indica L., fruit rearing ...
Control of invasive Liriomyza leafminer species and compliance with food safety standards by small scale snow pea farmers in Kenya

Gitonga, Zachary Maina; Chabi-Olaye, Adenirin; Mithöfer, Dagmar; Ritho, Cecilia Nyawira; Okello, Julius Juma (2010)

The Kenyan horticultural industry faces a new challenge following invasion by the quarantine Liriomyza leafminer species Liriomyza huidobrensis, Liriomyza sativae and Liriomyza trifolii which have recently become pests of ...
On the Occurrence of Bistrispinaria, Grass-breeding Fruit Flies (Diptera: Tephritidae) in Kenya, with an Addition to the Tephritid Checklist of Kakamega Forest.

Copeland, Robert S. (Nature Kenya/East African Natural History Society, 2007)

Identification of specimens from Malaise trap collections and rearings of tephritids from native and cereal grasses confirm the presence in Kenya of Bistrispinaria magniceps, B. fortis, and B. woodi, of which the latter ...
The Use of Push-Pull Strategies in Integrated Pest Management

Cook, Samantha M.; Khan, Zeyaur R.; Pickett, John A. (Annual Reviews, 2007)

Push-pull strategies involve the behavioral manipulation of insect pests and their natural enemies via the integration of stimuli that act to make the protected resource unattractive or unsuitable to the pests (push) while ...
Polyphenols as Potential Indicators for Drought Tolerance in Tea (Camellia sinensis L.)

Cheruiyot, Erick K.; Mumera, Louis M.; Ng'etich, Wilson K.; Hassanali, Ahmed; Wachira, Francis (ISBA, 2007)

Plant polyphenols have gained prominence in quality of plant products and in human health. an experiment...(continue from the attached pdf)
Life History Parameters of Ceratitis capitata (Diptera: Tephritidae) Reared on Liquid Diets

Chang, Chiou Ling.; Caceres, Carlos.; Ekesi, Sunday. (Entomological Society of America, 2007)

A liquid diet for rearing Ceratitis capitata (Wiedemann) (Diptera: Tephritidae) was developed. Several yeast-based products were evaluated as diet ingredients, and a combination of whole cell yeast (LBI2240) and hydrolyzed ...
Scope for Genetic Enhancement of the Parasitisation Potential of Four Native Strains of Trichogrammatoidea sp. nr. lutea Girault (Hymenoptera: Trichogrammatidae) in Kenya

Baya, Joseph M.; Sithanantham, Srinivasan; Gitonga, Linus M.; Osir, Ellie O.; Agong, Stephen G. (Taylor & Francis, 2007)

In response to emerging interest in commercial mass production of Trichogramma for Helicoverpa armigera biocontrol in eastern Africa, laboratory experiments were undertaken to assess the scope for genetic enhancement of ...
Inheritance of ‘Domestication’ Traits in Bambara Groundnut (Vigna subterranea (L.) Verdc.)

Basu, Shravani; Mayes, Sean; Davey, Michael; Roberts, Jeremy A.; Azam-Ali, Sayed N.; Mithen, Richard; Pasquet, Remy S. (Springer Science + Business Media, 2007)

Controlled crosses in bambara groundnut were attempted between a range of thirty-six bambara groundnut landraces (thirty domesticated (V. subterranea var. subterranea) and six wild (V. subterranea var. spontanea)). Ten F1 ...
Ecological niche and potential geographic distribution of the invasive fruit fly Bactrocera invadens (Diptera, Tephritidae)

De Meyer, M.; Mansell, M.W.; Ekesi, Sunday.; Tsuruta, K.; Mwaiko, W.; Vayssieres, J-F.; Peterson, A.T.; Robertson, M. P. (Cambridge University Press, 2010)

Two correlative approaches to the challenge of ecological niche modeling (genetic algorithm, maximum entropy) were used to estimate the potential global distribution of the invasive fruit fly, Bactrocera invadens, based ...
Side-effects of Pesticides on the Life Cycle of the Mite Pathogenic Fungus Neozygites Xoridana

Wekesa, V. W.; Knapp, M.; Delalibera, I. Jr. (Springer Science + Business Media, 2008)

The tomato red spider mite, Tetranychus evansi Baker and Pritchard, is an invasive species in Africa causing considerable damage to Solanaceous crops. The fungal pathogen Neozygites Xoridana Weiser and Muma from Brazil ...
Life History of the Predatory Mite Phytoseiulus fragariae on Tetranychus evansi and Tetranychus urticae (Acari: Phytoseiidae, Tetranychidae) at Five Temperatures

Vasconcelos, Geraldo José Nascimento de; Moraes, Gilberto José de; Delalibera, Ítalo Jr.; Knapp, Markus (Springer Science + Business Media, 2008)

Tetranychus evansi Baker and Pritchard and Tetranychus urticae Koch (Acari: Tetranychidae) are important pests of Solanaceae in many countries. Several studies have demonstrated that T. urticae is an acceptable prey to ...
Integrated Management of Striga Hermonthica, Stemborers, and Declining soil Fertility in Western Kenya

Vanlauwe, B.; Kanampiu, F.; Odhiambo, G.D.; Groote, H. De; Wadhams, L. J.; Khan, Z. R. (Elsevier, 2008)

Striga hermonthica (Delile) Benth., stemborers, and declining soil fertility are serious threats to sustainable food production in the Lake Victoria zone of Kenya. To address these constraints, promising integrated crop ...
Farmers’ perceptions of a ‘push–pull’ technology for control of cereal stemborers and Striga weed in western Kenya

Zeyaur, R. Khan; Amudavi, David M.; Midega, Charles A.O.; Wanyama, Japhether M.; Pickett, John A. (Elsevier Ltd, 2008)

Striga and cereal stemborers are major constraints to cereal production in sub-Saharan Africa causing serious food security concerns.The International Centre of Insect Physiology and Ecology (ICIPE) and partners have ...
Effect of Temperature on Development and Survival of Immature Stages of Bactrocera invadens (Diptera: Tephritidae)

Rwomushana, I.; Ekesi, Sunday.; Ogol, C. K. P. O.; Gordon, I. (Blackwell Verlag, Berlin, 2008)

The development and survival of immature stages of Bactrocera invadens Drew, Tsuruta and White (Dipt.: Tephritidae), a new invasive fruit fly pest in Africa, was studied in the laboratory at five constant temperatures of ...
Isolation and characterization of microsatellite markers in the newly discovered invasive fruit fly pest in Africa, Bactrocera invadens (Diptera: Tephritidae)

Khamis, F.; Karam, N.; Ekesi, Sunday.; Meyer, M.; Kenya, E U.; Malacrida, R. (Blackwell Publishing, 2008)

We describe the isolation and characterization of 11 polymorphic microsatellite loci from the recently discovered fruit fly pest, Bactrocera invadens. The polymorphism of these loci was tested in individual flies from two ...
Host Plants and Host Plant Preference Studies for Bactrocera invadens (Diptera: Tephritidae) in Kenya, a New Invasive Fruit Fly Species in Africa

Rwomushana, Ivan.; Ekesi, Sunday.; Gordon, Ian.; Ogol, Callistus K.P.O. (Entomological Society of America, 2008)

Bactrocera invadens Drew, Tsuruta & White (Diptera: Tephritidae), an invasive fruit ßy species of Asian origin, was detected in Kenya in 2003, and is now well established in several parts of the country. We assessed the ...
Interspecific Competition Between Diadegma Semiclausum Hellen and Diadegma mollipla (Holmgren), Parasitoids of the Diamondback Moth, Plutella Xylostella (L), Feeding on a New Host Plant

Rossbach, A.; Lohr, B.; Vidal, S. (Cambridge University Press, 2008)

Interspecific competition between an introduced parasitoid species aimed at controlling a herbivorous pest species and a native parasitoid parasitising the same host may influence the success of classical biological ...
Effect of common wild crucifer species of Kenya on fitness of two exotic diamondback moth parasitoids, Cotesia plutellae and Diadegma

Kahuthia-Gathu, R; Lohr, B; Poehling, H M (Elsevier Ltd, 2008)

Plutella xylostella is the most abundant and damaging pest of cruciferous crops in Kenya and has gained economic importance over the years. During a survey conducted in the major crucifer areas of Kenya a number of wild ...
Landscape Effects on Crop Pollination Services: are there General Patterns?

Ricketts, Taylor H.; Regetz, James; Steffan- Dewenter, Ingolf; Cunningham, Saul A.; Kremen, Claire; Bogdanski, Anne; Gemmill-Herren, Barbara; Greenleaf, Sarah S.; Klein, Alexandra M.; Mayfield, Margaret M.; Morandin, Lora A.; Ochieng, Alfred; Viana, Blande F. (Blackwell Publishing Ltd, 2008)

Pollination by bees and other animals increases the size, quality, or stability of harvests for 70% of leading global crops. Because native species pollinate many of these crops effectively, conserving habitats for wild ...
Development and reproductive potential of diamondback moth Plutella xylostella (Lepidoptera: Plutellidae) on cultivated and wild crucifer species in Kenya

Kahuthia-Gathu, R; Lorh, B; Poehling, H M (International Journal of Tropical Insect Science, 2008)

The development, survival and reproductive potential of diamondback moth Plutella xylostella (Linnaeus) were studied at 25 ^ 1 8C in the laboratory in response to two cultivated Brassica oleracea cultivars (cabbage B. ...

Now showing items 461-480 of 516

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