120 samples from 6 shallow wells indicate that,source rocks of the Middle and Lower Devonian have a total carbon content varying from 0.37% to(3.63%) with an average of 1.65%.

• 6个浅井的120个样品表明；南盘江盆地中下泥盆统烃源岩有机碳含量为0.；37%25~3