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Research Article
Vol. 34, Issue 2
Production of Citric Acid by Local Strains of Aspergillus niger using Pineapple Peels as Substrate
This study was conducted to screen for citric acid production by local strains of Aspergillus niger isolated from soils of four locations within Ahmadu Bello University, Zaria, Nigeria namely: botanical garden, refuse dumpsite, flower bed and sheep pen sites. Proximate compositions of the pineapple peel were determined using standard procedures ...