TY  - JOUR 
T1  - Na+ and K+ body levels and survival of fingerlings of Rhamdia quelen (Siluriformes, Pimelodidae) exposed to acute changes of water pH.
JO  - Ciência Rural
A1  - Zaions, Maria Ignez
A1  - Baldisserotto, Bernardo
SN  - 0103-8478
UL  - 10.1590/S0103-84782000000600020
VL  - 30 
Y1  - 2000
PB  - Brasil 
ER  -