Now showing items 1-2 of 2
Comparative analysis of heavy metal concentration in secondary treated wastewater irrigated soils cultivated by different crops
(Springer, http://link.springer.com/, 2010-03)
The use of treated urban wastewater for irrigation is a relatively recent innovation in Botswana and knowledge is still limited on its impact on soil heavy metal levels. The aim of this study is to analyze and compare ...
Comparative effects of secondary treated waste water irrigation on soil quality parameters under different crop types
(Global Science Books, http://www.globalsciencebooks.info/Journals/AJPSB.html, 2011)
This study compares soil quality parameters, and salinity and heavy metal levels in soils cultivated with different crops under secondary treated wastewater irrigation in the Glen Valley, near Gaborone City, Botswana. The ...