Rodrigo, D.C.G.; Wijesinghe, R.D.N.; Herath, S.S.
(Faculty of Fisheries and Marine Science & Technology, University of Ruhuna, Sri Lanka, 2022-12-08)
The effects of total hardness on growth performance, survival, and feed utilization
efficiencies of platy fish (Xiphophorus maculatus) were studied. Twenty-one days old
180 juvenile fish with initial mean weight of ...