In view of types, abundances and thermal evolution properties on organic matter, an evaluation of the hydrocarbon source rocks of the lower arid middle Jurassic in Tula basin is made.

• 摘要通过对吐拉盆地中-下侏罗统烃源岩有机碳含量、可溶有机质含量、热解参数、干酪根显微组分、干酪根元素、干酪根炭同位素、镜质体反射率等方面的分析，讨论了烃源岩的有机质丰度、类型和成熟度。