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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 ...
Pollution implications of Save River water from weathering and dissolution of metal hosting minerals at Dorowa phosphate mine, Zimbabwe
(Elsevier Science Ltd, http://www.elsevier.com/locate/pce, 2010)
The study set out to determine the weathering and dissolution of metal hosting minerals at Dorowa for purposes of deducing pollution potential to the nearby Save River. Phosphate rock is mined at Dorowa for
the production ...
Analysis of the effects of kraal manure accumulation on soil nutrient status through time
(Academic Journals, 2010-11)
This study investigated the influence of the accumulation of animal wastes on the soils of active kraal sites through time. This investigation involved the sampling and analysis of the soils of kraals that had been in use ...
Chicken manure-enhanced soil fertility and productivity: effects of application rates
(Academic Journals, http://www.academicjournals.org/JSSEM, 2010-05)
The utilization of chicken manure as an organic fertilizer is essential in improving soil productivity and
crop production. We carried out the study to assess the effects of chicken manure on soil chemical
properties and ...