Construction of Co-expressed MntH and Mn-catalase Gene in Escherichia coli and Optimization of Fermentation Conditions Screen of solid media and optimization of fermentation condition of Nomuraea rileyi Optimization of Fermentation Conditions of Lipase-producing Pseudomonas stutzeri PS59 and Washing Performance of the Lipase The Optimization of Flask Fermentation Conditions for the Production of Extracellular Lipase from Aspergillus niger The Optimization of Fermentation Condition in Flask for Bacillus amyloliquefaciens LJ1