Publications

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efficacy of oryza sativa husk and quercus phillyraeoides extracts for the in vitro and in vivo control of fungal rot disease of white yam (dioscorea rotundata poir).tuber rot disease is a major constraint to white yam (dioscorea rotundata) production, accounting for 50-60% of annual yield losses in nigeria. the main method of control using synthetic fungicides is being discouraged due to human and environmental health hazards. the potential of oryza sativa husk (osh) and quercus phillyraeoides (qp) extracts for the in vitro and in vivo control of six virulent rot-causing fungal pathogens, lasiodiplodia theobromae, aspergillus niger, rhizoctonia solani, peni ...201425674452
phylogeny and taxonomy of the oak powdery mildew erysiphe alphitoides sensu lato.phylogenetic analyses of erysiphe alphitoides s. lat. using sequences of the rdna its region and the d1/d2 domains of the 28s rdna revealed a complex consisting of several genetically and morphologically distinguished taxa, including the already described erysiphe alphitoides s. str. and e. hypophylla. the ascomata (chasmothecia) of e. hypophylla are morphologically very similar to those of e. alphitoides, but the two species are easily distinguishable by their symptoms, as well as the shape and ...200717681225
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