The tiny size of eriophyoid mites is a key feature regarding their status as herbivorous pests. Many eriophyoid species are highly host specific and live in concealed sites (refuges) on their hosts, which are difficult to access by natural enemies. We explored the spatial refuge used by one of th...
Lawson-Balagbo, L.M.
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Gondim, M.G.C.
,
Moraes, G.J. de
,
Hanna, R.
,
Schausberger, P.
,
[Refuge use by the coconut mite Aceria guerreronis: fine scale distribution and association with other mites under the perianth]
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Refuge use by the coconut mite Aceria guerreronis: fine scale distribution and association with other mites under the perianth
The interactions between cowpea and one of its key pests, Megalurothrips sjostedti (Trybom), were evaluated via a simulation model based on three modules building the core of the cowpea growth model, i.e. the time-varying distributed delay, the functional response acquisition function, and the me...
Tamo, M.
,
Baumgaertner, J.U.
,
Gutiérrez, A.
,
[Analysis of the cowpea agroecosystem in West Africa: II. Modelling the interactions between cowpea and the bean flower thrips Megalurothrips sjostedti (Trybom) (Thysanoptera, Thripidae)]
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Analysis of the cowpea agroecosystem in West Africa: II. Modelling the interactions between cowpea and the bean flower thrips Megalurothrips sjostedti (Trybom) (Thysanoptera, Thripidae)
This is the seventh publication in a series concerning the phytoseiid mites of sub-Saharan Africa. Sixteen phytoseiid species of the subfamily Phytoseiinae (Chantia: 1 species, Phytoseius: 13 species and Platyseiella: 2 species) are reported in this paper. They include all species of this subfami...
Ueckermann, E.A.
,
Zannou, I.D.
,
Moraes, G.J. de
,
Oliveira, A.R.
,
Hanna, R.
,
Yaninek, John S.
,
[Phytoseiid mites of the subfamily Phytoseiinae (Acari: Phytoseiidae) from sub-Saharan Africa]
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Phytoseiid mites of the subfamily Phytoseiinae (Acari: Phytoseiidae) from sub-Saharan Africa
The eriophyoid mite Aceria guerreronis Keifer (Eriophyidae), commonly called the coconut mite, is a key pest of coconut fruits. Surveys conducted on coconut palms in Brazil revealed the predatory mites Neoseiulus paspalivorus DeLeon (Phytoseiidae) and Proctolaelaps bickleyi Bram (Ascidae) as the ...
Lawson-Balagbo, L.M.
,
Gondim, M.G.C.
,
Moraes, G.J. de
,
Hanna, R.
,
Schausberger, P.
,
[Life history of the predatory mites Neoseiulus paspalivorus and Proctolaelaps bickleyi, candidates for biological control of Aceria guerreronis]
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Life history of the predatory mites Neoseiulus paspalivorus and Proctolaelaps bickleyi, candidates for biological control of Aceria guerreronis
Though often perceived as an environmentally-risky practice, biological control of invasive species can restore crop yields, ease land pressure and thus contribute to forest conservation. Here, we show how biological control against the mealybug Phenacoccus manihoti (Hemiptera) slows deforestatio...
Wyckhuys, Kris A.G.
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Hughes, A. C.
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Buamas, C.
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Johnson, Anne
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Vasseur, Liette
,
Reymondin, Louis
,
Deguine, J. -P.
,
Sheil, D.
,
[Biological control of an agricultural pest protects tropical forests]
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Biological control of an agricultural pest protects tropical forests
In sub-Saharan Africa (SSA), diverse fungi belonging to Aspergillus section Flavi frequently contaminate staple crops with aflatoxins. Aflatoxins negatively impact health, income, trade, food security, and development sectors. Aspergillus flavus is the most common causal agent of contamination. H...
Bandyopadhyay, R.
,
Atehnkeng, J.
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Ortega-Beltran, A.
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Akande, A.
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Falade, T.D.O.
,
Cotty, P.
,
["Ground-truthing" efficacy of biological control for aflatoxin mitigation in farmers' fields in Nigeria: from field trials to commercial usage, a 10-year study]
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"Ground-truthing" efficacy of biological control for aflatoxin mitigation in farmers' fields in Nigeria: from field trials to commercial usage, a 10-year study
Across sub-Saharan Africa, chili peppers are fundamental ingredients of many traditional dishes. However, chili peppers may contain unsafe aflatoxin concentrations produced by Aspergillus section Flavi fungi. Aflatoxin levels were determined in chili peppers from three states in Nigeria. A total ...
Ezekiel, C.N.
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Ortega-Beltran, A.
,
Oyedeji, E.O.
,
Atehnkeng, J.
,
Kössler, P.
,
Tairu, F.
,
Hoeschle-Zeledon, I.
,
Karlovsky, P.
,
Cotty, P.J.
,
Bandyopadhyay, R.
,
[Aflatoxin in chili peppers in Nigeria: extent of contamination and control using atoxigenic aspergillus flavus genotypes as biocontrol agents]
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Aflatoxin in chili peppers in Nigeria: extent of contamination and control using atoxigenic aspergillus flavus genotypes as biocontrol agents
The common bean is the most important food legume in the world. We examined the potential of the fungal entomopathogens Beauveria bassiana and Metarhizium anisopliae applied as seed treatments for their endophytic establishment in the common bean. Endophytic colonization in sterile sand:peat aver...
Parsa, Soroush
,
Ortiz, Viviana
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Gómez Jiménez, María I
,
Kramer, Matthew
,
Vega, Fernando E
,
[Root environment is a key determinant of fungal entomopathogen endophytism following seed treatment in the common bean, Phaseolus vulgaris]
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Root environment is a key determinant of fungal entomopathogen endophytism following seed treatment in the common bean, Phaseolus vulgaris
Li, Wenjing
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Wyckhuys, Kris A.G.
,
Wu, Kongming
,
[Does feeding behavior of a zoophytophagous mirid differ between host plant and insect prey items?]
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Does feeding behavior of a zoophytophagous mirid differ between host plant and insect prey items?
Endophytic fungi colonize most plants, causing no damage to their hosts, and often extending benefits, such as enhanced protection against various biotic and abiotic constraints. In the current study, three experiments assessed the activity of secondary metabolites of three strains of endophytic ...
Dessel, P. van
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Coyne, D.L.
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Dubois, T.
,
Waele, D. de
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Franco, J.
,
[In vitro nematicidal effect of endophytic Fusarium oxysporum against Radopholus similis, Pratylenchus goodeyi and Helicotylenchus multicinctus]
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In vitro nematicidal effect of endophytic Fusarium oxysporum against Radopholus similis, Pratylenchus goodeyi and Helicotylenchus multicinctus