Search
Now showing items 1-2 of 2
Using intermittent sand filters of various depths to remove NH3-N, NO3N and NO2N from the wastewater of sugar milling factory.
(International Institute for Science, Technology and Education (IISTE), 2014)
Intermittent sand filter systems have been used in wastewater treatment according to Selecky (2012) especially
their application for on-site wastewater management. Intermittent sand filters have not been used to treat ...
Heavy metal distribution in soils of some urban and peri-urban horticultural farms in Botswana
(RUFORUM, 2014-07)
Despite the fact that there is high usage of agrochemicals and use of urban waste water for
irrigation, the concentration of potentially toxic metals in urban and peri-urban agriculture
(UPA) farms has not been widely ...