Based on the geochemistry of paleo-oil reservoir, it is concluded that the bitumen in paleo-oil reservoir is mainly from Devonian source rock and secondly from Permian source rock in the Nanpanjiang Basin.

• 在古油藏沥青地球化学特征研究的基础上,综合分析认为南盘江古油藏沥青主要源自泥盆系烃源岩,其次可能与下二叠统烃源岩有关。