Urea-N excretion for alkalineexposed fish increased 2.5-fold within the first day, which was maintained until day 3 and was then followed by a slight decrease to maintain a 2-fold increase in the urea-N excretion rate, even after 7 days
Urea-N excretion for alkalineexposedfish increased 2.5-fold within the first day, which was maintained until day 3 and was then followed by a slightdecrease to maintain a 2-fold increase in the urea-N excretion rate, even after 7 days