عناصر مشابهة

• TREATMENT OF SELECTED INDUSTRIAL WASTEWATER AND ITS EFFECT ON FISH
  بواسطة: RIFAAT SHABAAN MOHAMED ABDEL WAHAAB منشور: (1987)
• EXPERIMINTAL STUDIES ON THE NUTRITONAL VALUE OF FISH SILAGE AS ASOURCE OF ANIMAL PROTEIN IN FISH DIETS
  بواسطة: MOHAMED MOHAMED AMIN MEGAHED منشور: (1992)
• STUDIES ON THE EFFECT OF THE BAYLUSCIDE ON CERTAIN ORGANS OF ABONY FISH
  بواسطة: HODA MAHMOUD MOHAMED SHOMAN منشور: (1995)
• EFFICIENCY AND SELECTIVITY OF FISHING GEARS AND METHODS IN LAKE EDKU AND THEIR EFFECTS ON THE STOCK OF FISH POPULATIONS
  بواسطة: TAHA BASHEIR HASSAN SOLIMAN منشور: (2005)
• EFFECT OF THE PARASTIC INFESTATION ON THE REPRODUCTIVE PROCESS OF THE RIVER NILE FISHES IN EGYPT
  بواسطة: SALWA AHMED IBRAHIM MATTER منشور: (2005)