Resultados de búsqueda - "Ghana"

  1. Safe re-use practices in wastewater-irrigated urban vegetable farming in Ghana por Keraita, Bernard N., Abaidoo, Robert C., Beernaerts, Ines, Koo-Oshima, Sasha, Amoah, Philip, Drechsel, Pay, Konradsen, Flemming

    Publicado 2012
    “…With hardly any wastewater treatment in Ghana, a multiple-barrier approach was adopted and safe re-use practices were developed through action research involving a number of stakeholders at different levels along the food chain. …”
    Enlace del recurso
    Journal Article
  2. Water user associations in northern Ghana: from institutional panacea to reality check por Acheampong, Ernest Nti, Venot, Jean-Philippe

    Publicado 2010
    “…Small reservoirs development in Ghana dates back to the post-independence era. Small reservoirs were meant at providing water for livestock, mitigating the impacts of recurrent drought, increasing food security, and reducing poverty. …”
    Enlace del recurso
    Conference Paper
  3. Motivating behaviour change for safe wastewater irrigation in urban and peri-urban Ghana por Drechsel, Pay, Karg, H.

    Publicado 2013
    “…Based on experiences from Ghana, where wastewater irrigation is an unplanned reality in and around all cities, the necessary steps and considerations for increasing the adoption probability are outlined under a generic framework which is based on social marketing, incentive systems, awareness creation/education and supporting regulations. …”
    Enlace del recurso
    Journal Article
  4. Adoption patterns and constraints pertaining to small-scale water lifting technologies in Ghana por Namara, Regassa E., Hope, Lesley, Sarpong, E.O., Fraiture, Charlotte de, Owusu, D.

    Publicado 2014
    “…Irrigation is a priority development agenda item in Ghana and other countries in Sub-Saharan Africa. …”
    Enlace del recurso
    Journal Article
  5. Serum estrogenicity and biological responses in African catfish raised in wastewater ponds in Ghana por Asem-Hiablie, S., Church, C.D., Elliott, H.A., Shappell, N.W., Schoenfuss, H.L., Drechsel, Pay, Williams, C.F., Knopf, A., Dabie, M.Y.

    Publicado 2013
    “…We examined the biological effects of wastewater-borne estrogens on African catfish (Clarias gariepinus) raised in a wastewater stabilization pond (WSP) of a functioning municipal wastewater treatment plant, a wastewater polishing pond (WWP) of a dysfunctional treatment plant, and a reference pond (RP) unimpacted by wastewater, located in Ghana. Measurements of estrogen concentrations in pond water by liquid chromatography/tandem mass spectrometry showed mean 17 s-estradiol concentrations were higher in the wastewater ponds (WWP, 6.6 ng/L ? …”
    Enlace del recurso
    Journal Article
  6. Features of river flow in inland valleys in semi-deciduous forest zone in Ghana por Fujii, H., Dawuni, B., Kulawardhana, Wasantha, Thenkabail, Prasad S., Namara, Regassa E.

    Publicado 2009
    “…There are about 2.8 million ha of inland valleys in Ghana and 20 million ha of inland valley in West Africa. …”
    Enlace del recurso
    Journal Article
  7. Occupational exposure to pesticides: blood cholinesterase activity in a farming community in Ghana por Ntow, W.J., Tagoe, L.M., Drechsel, Pay, Kelderman, P., Nyarko, E., Gijzen, H.J.

    Publicado 2009
    “…There is the need to review safety precautions in the use and application of pesticides in Ghana.…”
    Enlace del recurso
    Journal Article

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