Selecciona los documentos para visualizarlos
Nombre del archivo | Ver recurso |
---|
Se han encontrado 9 recursos
Leafy gboma (Solanum macrocarpon) and amaranths (Amaranthus sp.) are the two most important indigenous vegetables in the urban and peri-urban areas of Benin. IITA’s vegetable project has generated extensive baseline information on diversity, distribution and economic importance of pests of the cr...
Inventory of insects associated with Jatropha curcas L. (Euphorbiaceae) was conducted from June 2011 to May 2012 at 5 sites in southern and central Benin. Thirty-two major insect pests and 14 natural enemies, including 6 parasitoids and 8 predators, were recorded. The most important phytophagous ...
Species composition and fruit fly infestation levels of 12 wild and cultivated cucurbits were determined in field surveys and in on-station trial in Benin. Six fruit fly species including Dacus ciliatus, D. vertebratus, D. bivittatus, D. frontalis, D. Punctatifrons and Bactrocera cucurbitae, were...
Varroa sp. is one of the most important pests of world of bees A. mellifera Linnaeus (Hymenoptera: Apidae). The aim of this study is to analyze the morphological variability of Varroa so as to identify the different morphotypes of V. destructor. The study was conducted in 24 localities and 24 mun...
In 2003, the invasive fruit ßy Bactrocera invadens Drew, Tsuruta & White (Diptera: Tephritidae) (Drew et al. 2005), of possible Sri Lankan origin, has been detected in the East and about 1 yr later in West Africa. In regular surveys in Benin and Cameroon covering 4 yr, samples from 117 plant spec...
The African root and tuber scale Stictococcus vayssierei Richard is the only known hypogeal species of the family Stictococcidae. Its wide range of host plants together with concurrently field observed differences in host preference provided evidence of polyphagy or the involvement of more than a...
La cochenille Africaine des plantes it racines et tubercules Stictococcus vayssierei Richard est l'unique espece souterraine decrite appartenant it la farnille des Stictococcidae. La large gamme des plantes attaquees ainsi que les differences de preference observees suggerent l'implication de plu...
Fall armyworm (Spodoptera frugiperda J.E. Smith) is a noctuid moth pest endemic throughout the Western Hemisphere that has recently become widespread in sub-Saharan Africa. There is a strong expectation of significant damage to African maize crop yield and a high likelihood of further dispersal, ...
Selecciona los documentos para visualizarlos
Nombre del archivo | Ver recurso |
---|