Dongqianhu Stone Inscriptions,as one of the key cultural relics under state protection,reflect the art achievement of Southern Song's stone carvings.Because of the local climate and environment,the site undergoes serious biodeterioration.In order to choose the right cleaning materials for the carvings and prevention of the growth of microorganisms,biodeteriogens from the site were identified.Treatment of the carvings is described.The information will be useful in dealing with the biodeterioration of stone carvings in wet climates in the south region.