TY - GEN AU - Larsen,A B AU - Kopecky,K E TI - Mycobacterium paratuberculosis in reproductive organs and semen of bulls SN - 0002-9645 PY - 1970///0402 KW - Animals KW - Cattle KW - Genitalia, Male KW - microbiology KW - Male KW - Mycobacterium KW - isolation & purification KW - Paratuberculosis KW - veterinary KW - Semen N1 - Publication Type: Journal Article ER -