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Weaver ants (Oecophylla longinoda Latreille) are used commercially to control pest insects and for protein production. In this respect fast colony growth is desirable for managed colonies. Transplantation of non-nestmate pupae to incipient colonies has been shown to boost colony growth. Our objec...


Ouagoussounon, I.Offenberg, J.Sinzogan, A.A.C.Adandonon, A.Kossou, D.Vayssières, Jean-François[Founding weaver ant queens (Oecophylla longinoda) increase production and nanitic worker size when adopting nonnestmate pupae]Founding weaver ant queens (Oecophylla longinoda) increase production and nanitic worker size when adopting nonnestmate pupae

Weaver ants (Oecophylla spp.) are widely used as effective biological control agents. In order to optimize their use, ant abundance needs to be tracked. As several methods have been used to estimate ant abundance on plantation trees, abundances are not comparable between studies and no guideline ...


Wargui, R.Offenberg, J.Sinzogan, A.A.C.Adandonon, A.Kossou, D.Vayssières, Jean-François[Comparing different methods to assess weaver ant abundance in plantation trees]Comparing different methods to assess weaver ant abundance in plantation trees

1 In Benin cashew plantations, yields and nut quality are lost mainly as a result of insect pests. In the present study, we investigated the effectiveness of the African weaver ant Oecophylla longinoda as a biocontrol agent against Beninese cashew pests. 2 In a 2-year study, nut yield and quality...


Anato, F.M.Wargui, R.B.Sinzogan, A.A.C.Offenberg, J.Adandonon, A.Vayssières, Jean-FrançoisKossou, D.K.[Reducing losses inflicted by insect pests on cashew, using weaver ants as a biological control agent]Reducing losses inflicted by insect pests on cashew, using weaver ants as a biological control agent

Fruit flies are pests of economic importance in many fruit crops. Little was known about Tephritid diversity in citrus orchards in southern Benin prior to this study. Traps baited with parapheromones were set in citrus orchards from August 2008 to August 2009 in the Atlant...


Vayssières, Jean-FrançoisAdandonon, A.Sinzogan, A.A.C.Korie, S.[Diversity of fruit fly species (Diptera: Tephritidae) associated with citrus crops (Rutaceae) in southern Benin in 2008-2009]Diversity of fruit fly species (Diptera: Tephritidae) associated with citrus crops (Rutaceae) in southern Benin in 2008-2009

Oecophylla ants are currently used for biological control in fruit plantations in Australia, Asia and Africa and for protein production in Asia. To further improve the technology and implement it on a large scale, effective and fast production of live colonies is de¬sirable. Early colony developm...


Ouagoussounon, I.Sinzogan, A.A.C.Offenberg, J.Adandonon, A.Vayssières, Jean-FrançoisKossou, D.[Pupae transplantation to boost early colony growth in the weaver ant Oecophylla longinoda Latreille (Hymenoptera: Formicidae)]Pupae transplantation to boost early colony growth in the weaver ant Oecophylla longinoda Latreille (Hymenoptera: Formicidae)

The mango tree is rustic and voluminous; it provides both a food staple and protection. In northern-central Benin, as in other similar agro-ecological zones in neighboring countries, the mango serves as a fruit crop and as a subsistence crop for family farms. As it ripens at the end of the dry se...


Vayssières, Jean-FrançoisSinzogan, A.A.C.Adandonon, A.Coulibaly, O.Bokonon-Ganta, A.H.[Mango cultivation in Benin]Mango cultivation in Benin

Considering the different commodities, the mango production plays a major role in terms of realization of food security and improvement of the livelihood of the rural populations in Burkina. Mango represents about 50% of the fruit production in Burkina Faso and plays an important nutritional role...


Vayssières, Jean-FrançoisCoulibaly, O.Sinzogan, A.Adandonon, A.Dakouo, D.Dabiré, R.Ouédraogo, S.[Mango Cultivation in Burkina Faso]Mango Cultivation in Burkina Faso

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