TY - BOOK AU - Ahmed,Rasha Mohsen Aziz TI - Advanced studies on mycoplasma microorganisms in ducks KW - Ducks KW - Diseases KW - Mycoplasma diseases KW - Mycoplasmatales N1 - Thesis (Ph. D.) -- Zagazig University, 2009; Includes bibliographical references (leaves 106-122) UR - http://nile.enal.sci.eg/thesis/28784.pdf ER -