In order to improve the lipase activity of the Rhizopus oryzae strain which is used for producing biodiesel fuel,ultraviolet mutation is employed in this research.

• 以提高全细胞生物催化制备生物柴油的效率为目的,采用紫外诱变的方法对产脂肪酶的米根霉菌株进行诱变和筛选。