The thesis first gives a brief introduction about the concepts of Blog, RSS and Knowledge Management. And it states the possibility and superiority of blog and RSS to explain the reason why we apply them together in the field of postgraduate's knowledge management. Then, combined with the cultivating model in china and postgraduates' own learning characteristics, both the problems and cruxes existing in postgraduates' personal knowledge management are pointed out. Furthermore, to counter these problems, it proposed some instructive strategies with concrete implement process about how to make use of blog and rss to improve postgraduate's personal knowledge management by setting up a knowledge management platform based on blog and RSS. These strategies have covered different aspects of knowledge management including knowledge identification, knowledge acquisition, knowledge development, knowledge sharing, knowledge application and knowledge evaluation. Finally, an available and effective way of postgraduate's personal knowledge management would be presented.