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Distribution and stability of soil carbon in spekboom thicket, Eastern Cape, South Africa

Mchunu, Sinethemba Euginia (Stellenbosch : Stellenbosch University, 2012-03)

ENGLISH ABSTRACT: Soils of semi-arid regions generally have low organic matter contents, primarily attributed to prevailing climatic conditions. Yet, the spekboom thicket, located in the semi-arid region of the Eastern ...
Effect of biochar on chemistry, nutrient uptake and fertilizer mobility in sandy soil

Sika, Makhosazana Princess (Stellenbosch : Stellenbosch University, 2012-03)

ENGLISH ABSTRACT: Biochar is a carbon-rich solid material produced during pyrolysis, which is the thermal degradation of biomass under oxygen limited conditions. Biochar can be used as a soil amendment to increase the ...
Effect of biochar on selected soil physical properties of sandy soil with low agricultural suitability

Zeelie, Angelique (Stellenbosch : Stellenbosch University, 2012-03)

ENGLISH ABSTRACT: Biochar has been labelled to be a key factor in the global carbon mitigation act and has been described as the modern day equivalent (terra nova) to the terra preta dark earth soils of the Brazilian ...