BUDAPEST, March 14 (Reuters) - Hungary's ruling party lawmakers want to postpone next week's parliament session, which means a further delay in its ratification of Finland and Sweden's NATO admission. An opposition party lawmaker, Agnes Vadai, of the leftist Democratic Coalition, said in a Facebook post on Tuesday she had received a letter from Deputy Prime Minister Zsolt Semjen informing her that the ruling Fidesz and the Christian Democrats want to postpone the session which would have started on Monday. See here for a complete list of exchanges and delays