共 50 条
- [23] Possible influence of herd health management and hygiene on the in-herd prevalence of Clostridium perfringens type C in pig breeding farms SCHWEIZER ARCHIV FUR TIERHEILKUNDE, 2013, 155 (09): : 520 - 522
- [26] AN EPIZOOTIC OF TOXOPLASMOSIS IN A FATTENING PIG HERD DEUTSCHE TIERARZTLICHE WOCHENSCHRIFT, 1993, 100 (09): : 370 - 374
- [27] A SURVEY OF VETERINARIAN AND PRODUCER PERCEPTIONS OF HERD HEALTH-SERVICES IN THE SASKATOON MILKSHED CANADIAN VETERINARY JOURNAL-REVUE VETERINAIRE CANADIENNE, 1994, 35 (06): : 359 - 366
- [28] COMPUTERIZED RECORDS - A COMPREHENSIVE APPROACH TO DAIRY-HERD HEALTH COMPENDIUM ON CONTINUING EDUCATION FOR THE PRACTICING VETERINARIAN, 1984, 6 (04): : S258 - &