Entomopathogenic fungi are among biocontrol agents being considered for the control of aphids on a variety of crops. Predatory coccinellids, although generalist, are also among important natural enemies that must be conserved for aphid management. Laboratory studies were carried out to investigat...
Bayissa, W.
,
Ekesi, S.
,
Mohamed, S.
,
Kaaya, G.P.
,
Wagacha, M.
,
Hanna, R.
,
Maniania, N.K.
,
[Interactions among vegetable-infesting aphids, the fungal pathogen Metarhizium anisopliae (Ascomycota: Hypocreales) and the predatory coccinellid Cheilomenes lunata (Coleoptera: Coccinellidae)]
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Interactions among vegetable-infesting aphids, the fungal pathogen Metarhizium anisopliae (Ascomycota: Hypocreales) and the predatory coccinellid Cheilomenes lunata (Coleoptera: Coccinellidae)
Aphids are pest species of many crops and biocontrol methods are often ineffective. Ant–aphid associations can be mutualistic or antagonistic, with ants increasing or reducing aphid numbers. Within-species plant variation or other herbivores may further influence these ant–aphid interactions.
Okr...
Singh, A.
,
Zytynska, S.E.
,
Hanna, R.
,
Weisser, W.W.
,
[Ant attendance of the cotton aphid is beneficial for okra plants: deciphering multitrophic interactions]
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Ant attendance of the cotton aphid is beneficial for okra plants: deciphering multitrophic interactions
The cotton aphid (Aphis gossypii) is one of the major pests of okra. Eleven okra varieties collected from farmers’ fields in
Cameroon and four aphid-resistant accessions from The World Vegetable Center (AVRDC, Asian Vegetable Research and
Development Center) were evaluated from October 2012 to Ma...
Abang, A.F.
,
Srinivasan, R.
,
Kekeunou, S.
,
Yeboah, M.
,
Hanna, R.
,
Lin, M.Y.
,
Tenkouano, A.
,
Bilong-Bilong, C.F.
,
[Relationship of phenotypic structures and allelochemical compounds of okra (Abelmoschus spp.) to resistance against Aphis gossypii Glover]
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Relationship of phenotypic structures and allelochemical compounds of okra (Abelmoschus spp.) to resistance against Aphis gossypii Glover