How has mutation breeding helped in improving

How has mutation breeding helped in improving the production of mung been crop?

Mutation breeding is a phenomenon by which genetic variation is achieved through changes in base sequences within genes. This creates a new character or trait absent in parental generation . It is the process of breeding by artificially inducing mutations using chemicals or radiations, e.g. in moong bean, resistance to yellow mosaic virus and powdery mildew were introduced by this method.