2020-08-072020-08-072009Abbassa International Journal of Aquaculture, Special issue for Global Fisheries and Aquaculture Research Conference Cairo, 24-26 Oct 2009. pp 23-371687-7683https://hdl.handle.net/20.500.12348/4300The current study was carried out to investigate the effect of interaction between calcium and some heavy metals in fish reared in two different water sources (agricultural drainage water and irrigation Nile water).agricultural pollutionagricultural runoffpollution effectsInteraction between calcium and some heavy metals in fish ponds that receive different water sourcesJournal Article