river runoff
2.PRELIMINARY STUDIES ON THE INFLUENCE OF CHANGJIANG RIVER RUNOFF ON THE FISHERIES OF CHANGJIANG ESTUARY AND ITS ADJACENT SEA AREAS
7.By applying the method of wavelet transformation and the annual torrent runoff time series of 51 years (1951~2001) records of Longtan hydrologic station,the torrent runoff variation along the upper reaches of the Panlong River is studied. The periods of runoff and points of abrupt change at different time scales are also analyzed.

