نتایج جستجو برای: anglophone west africa
تعداد نتایج: 196465 فیلتر نتایج به سال:
Since its isolation in 1966 in Kenya, rice yellow mottle virus (RYMV) has been reported throughout Africa resulting in one of the economically most important tropical plant emerging diseases. A thorough understanding of RYMV evolution and dispersal is critical to manage viral spread in tropical areas that heavily rely on agriculture for subsistence. Phylogenetic analyses have suggested a relati...
BACKGROUND There is growing evidence that male circumcision (MC) prevents heterosexual acquisition of HIV by males in sub-Saharan Africa, the region of the world heavily affected by the HIV pandemic. While there is growing support for wide-spread availability and accessibility of MC in Africa, there is limited discussion about the prevalence of physical complications of male circumcision on the...
Despite rampant Newcastle disease virus (NDV) outbreaks in Africa for decades, the information about the genetic characteristics of the virulent strains circulating in West and Central Africa is still scarce. In this study, 96 complete NDV fusion gene sequences were obtained from poultry sampled in Cameroon, Central African Republic, Côte d'Ivoire, and Nigeria between 2006 and 2011. Based on ra...
Urban forests have played important roles in social, cultural, economic and environmental development of urban centers in West Africa through benefits such as landscape enhancement, provision of recreational and cultural facilities, erosion control, watershed protection and supply of fruits and fuelwood. The growing population and rapid urbanization occasioned by demographic switch from rural t...
The new record of a puffer fish “Takifugu oblongus Bloch, 1786” (Tetraodontiformes, Tetraodontidae) is recorded for the first time the muddy shores of the inter-tidal zone of Bandar-e-Abbas city, in the northern Persian Gulf, Iran in March 2011. The morphological features of Takifugu oblongus are described. This species has previously been recorded from Indo-West Pacific, South Africa to Indone...
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