TY - BOOK AU - El-Shaer,Walaa Al-Sayd Abd-El-Fattah TI - Field studies on parasitic diseases caused by digenetic trematodes in some wild and cultured freshwater fishes PY - 2008/// KW - Trematoda KW - Parasitology KW - Parasitic diseases KW - Fishes KW - Diseases N1 - Thesis (Ph.D. ) Suez Canal University,2008; Includes bibliographical refrences (leaves 108-125) UR - http://nile.enal.sci.eg/thesis/2058.pdf ER -