Research ArticleOpen accessPhrase in the titleEffect of Delaying Sporulation by Addition of Ammonium Sulphate on the Fermentation of Palm Kernal Cake Based Substrate by Aspergillus nigerK. H. Swe, A. R. Alimon, M. RaminAmerican Journal of Agricultural and Biological Sciences, Vol. 4, Issue 4 · 31 Dec 2009 · 8,399 accessesView PDFCite