The predatory mite Typhlodromalus aripo and the entomopathogenic fungus Neozygites tanajoae, both introduced from Brazil for control of the cassava green mite (CGM) Mononychellus tanajoa, now co-occur in cassava fields in Benin. However, studies on interactions between these two natural enemies a...
Agboton, B.
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Hanna, R.
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Onzo, A.
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Vidal, S.
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Tiedemann, A. von
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[Interactions between the predatory mite Typhlodromalus aripo and the entomopathogenic fungus Neozygites tanajoae and consequences for the suppression of their shared prey/host Mononychellus tanajoa]
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Interactions between the predatory mite Typhlodromalus aripo and the entomopathogenic fungus Neozygites tanajoae and consequences for the suppression of their shared prey/host Mononychellus tanajoa
Various foods associated with cassava were tested for their effect on the development, fecundity and longevity of Euseius fustis, the most common phytoseiid species found on cassava in Africa. Euseius Justis developed successfully to adulthood on the spider mite prey species Mononychellus tanajoa...
Bruce-Oliver, S.J.
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Hoy, M.A.
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Yaninek, John S.
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[Effect of some food sources associated with cassava in Africa on development success, fecundity, and longevity of Euseius fustis (Pritchard and Baker) (Acari: Phytoseiidae)]
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Effect of some food sources associated with cassava in Africa on development success, fecundity, and longevity of Euseius fustis (Pritchard and Baker) (Acari: Phytoseiidae)
The germination of capilliconidia of Neozygites floridana on the cassava green mite, Mononychellus tanajoa, and the viability of these conidia collected on glass coverslips were studied at different temperatures, humidities (expressed as saturation deficit (SD), measured in mg Hg), and light cond...
Oduor, G.I.
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Yaninek, John S.
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Geest, L.P.S. van der
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Moraes, G.J. de
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[Germination and viability of capilliconida of Neozygites floridana (Zygomycetes:Entomophthorales) under constant temperature, humidity and light conditions]
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Germination and viability of capilliconida of Neozygites floridana (Zygomycetes:Entomophthorales) under constant temperature, humidity and light conditions
Density-specific sampling plans were developed under African conditions for the exotic spider mite, Mononychellus tanajoa (Bondar), a serious pest of cassava, Manihot esculenta. The within-plant distribution of Mononychellus tanajoa was found to favour new foliage, regardless of time of planting ...
Yaninek, John S.
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Baumgaertner, J.U.
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Gutiérrez, A.P.
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[Sampling Mononychellus tanajoa (Acari: Tetranychidae) on cassava in Africa]
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Sampling Mononychellus tanajoa (Acari: Tetranychidae) on cassava in Africa
Seasonally dense populations of Mononychellus tanajoa (Bondar), feeding on the leaves of cassava, Manihot esculenta Crantz, significantly reduced the leaf, stem, and storage-root dry matter of mite-infested plants. Stressed plants met metabolic demands by remobilizing the dry matter in stems and ...
Yaninek, John S.
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Gutiérrez, A.P.
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Herren, H.R.
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[Dynamics of Mononychellus tanajoa (Acari: Tetranychidae) in Africa: impact on dry matter production and allocation in cassava, Manihot esculenta]
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Dynamics of Mononychellus tanajoa (Acari: Tetranychidae) in Africa: impact on dry matter production and allocation in cassava, Manihot esculenta
A survey of the pathogenic fungi associated with mites on cassava in Benin, West Africa, revealed both geographical and seasonal variation in the presence of Neozygites cf. floridana (Weiser and Muma) and Hirsutella thompsonii Fisher on Mononychellus tanajoa (Bondar) and Oligonychus gossypii (Zac...
Yaninek, John S.
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Saizounou, Z.
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Onzo, A.
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Zannou, I.
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Gnanvossou, D.
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[Seasonal and habitat variability in the fungal pathogens, neozygites cf. floridana and Hirsutella thompsonii, associated with cassava mites in Benin]
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Seasonal and habitat variability in the fungal pathogens, neozygites cf. floridana and Hirsutella thompsonii, associated with cassava mites in Benin
To determine the impact of an acarine predator guild on the abundance of a shared herbivorous prey and its principal exotic predator, a series of surveys were conducted in ca. 200 cassava fields in swamp and non-swamp areas in southwestern Benin, West Africa. For each field, the surveys provided ...
Onzo, A.
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Hanna, R.
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Sabelis, M.
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[Interactions in an acarine predator guild: impact on Typhlodromalus aripo abundance and biological control of cassava green mite in Benin, West Africa]
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Interactions in an acarine predator guild: impact on Typhlodromalus aripo abundance and biological control of cassava green mite in Benin, West Africa
Intraguild predation, one aspect of predator–predator interaction, has received in recent years increasingly greater attention because of mounting evidence of the impact of predator–predator interactions on the structure of ecological communities and biological pest control. In laboratory experim...
Onzo, A.
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Hanna, R.
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Negloh, K.
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Toko, M.
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Sabelis, M.W.
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[Biological control of cassava green mite with exotic and indigenous phytoseiid predators—effects of intraguild predation and supplementary food]
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Biological control of cassava green mite with exotic and indigenous phytoseiid predators—effects of intraguild predation and supplementary food