Supported by the National High Technology Research and Development Program of China (Grant No. 2008AA06Z204);Natural Science Foundation of Hubei Prov- ince of China (Grant Nos. 2004ABA144, 2007ABA020)
The distribution of indigenous microorganisms was surveyed in Block 1 of Daqing Oilfield. Based on this survey,the indigenous microorganisms in the formation water were activated with different activator systems at th...