The effects of surface-applied poultry manure on top- and subsoil acidity and selected soil fertility characteristics.
The effects of surface applications of poultry manure on pH, exchangeable AI, exchangeable Al saturation and levels of available macronutrients in the surface and subsurface layers were investigated in some acid soils from the KwaZulu-Natal Midlands. Three field sites with a history of long-term app...
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2012
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| Online Access: | http://hdl.handle.net/10413/4912 |