Research ArticleOpen accessIn the keywordsBiochar Types from Latrine Waste and Sewage Sludge Differ in Physico-Chemical Properties and Cadmium AdsorptionKoetlisi Andreas Koetlisi, Pardon MuchaonyerwaAmerican Journal of Applied Sciences, Vol. 14, Issue 11 · 30 Nov 2017 · 8,512 accessesView PDFCite