lower Yellow River channel
break -off water discharge in the Yellow River channel
obsolete Yellow River channel
river channel above Taochengpu on lower Yellow River
floodplain in the lower Yellow River
floodplain of the lower Yellow River
lower Yellow river reaches
reservoir water with high algae from lower Yellow River
the lower Yellow River beaches
the middle and lower Yellow River
Huanghe River Yellow River
abandoned channel of the Yellow River
adjustment of river channel
boundary conditions of river channel