na INLIS000000000009753 20210520150701 210520||||||||| | ||| |||| || | 010-0521009753 id Th.636.5.09/KAT/p Th.636.5.09/KAT/p KATHARINA, Ratna Pengaruh penyakit Marek dan potensi vaksin Marek terhadap imunitas ayam iv, 32 p.: ill.; 28 cm MAREKS DISEASE -- POULTRY -- VACCINATION -- THESIS