الفهرس 
AcknowledgmentOnly 14 pages are availabe for public view
 |  | from | 190 |  |  |
| | | from | 190 | | |
Abstract
Environmental monitoring of aquaculture systems in Elfayoum clarified the variety of management programs and their impact on the water quality which reflected directly or indirectly on the fish performance parameters . Summer had the increased mean value of temperature in all ponds with higher values in ponds no.2 and 5 and chloride levels in pond no.6. Autumn had higher DO, Hd, chloride ,pH, NO-b2-s,TAN, COD, alk., PO-b4-s, EC, TS, TSS, TDS and salinity.