The homophone of the names of the four sisters yuan ying tan xi meant that something that should have been sighed for,which was a hint of the group tragic fate of the ladies in the Jia Mansion and the final decline of a big family with a history of 100 years.

Population dynamics,annual production,and trophic basis of dominant chironomids in Tanqigou Stream.;

Community structures of macrozoobenthos and bioassessment of water quality in Tanqigou Stream of Qingjiang River Basin, Hubei Province;