TY - GEN AU - Safwat Abdelghany Abdelmageed Gomaah AU - B. W. Green , AU - M. Elnady , AU - Z. Nagdy , TI - Limnological studies of heavy organic fertilizer effect on fish ecosystem / PY - 1997/// CY - Cairo : PB - Safwat Abdelghany Abdelmageed Gomaah , N1 - Thesis(M.Sc.) - Cairo University - Faculty of Agriculture - Department of Animal Production - Fish production UR - http://172.23.153.220/th.pdf ER -