Production of citric acid by Aspergillus niger using
Malaysian Journal of Microbiology, Vol 6(2) 2010, pp. 161-165 Production of citric acid by Aspergillus niger using pineapple waste Kareem, S. O.*, Akpan, I. and Alebiowu, O. O. Department of Microbiology, University of Agriculture, P.M.B. 2240, Abeokuta, Nigeria. E-mail: sharafkareem @yahoo.co.uk Received 9 June 2009; received in