Etiological agents involved in bovine mastitis in the milk bowl of President Figueiredo, Amazonas, Brazil
Leide Lágela de Oliveira Sousa, Brenda Ferreira de Figueredo, Rebeca Alves dos Santos, Jomel Francisco dos Santos, Paulo Cesar Gonçalves Azevedo Filho
Journal Title:Revista Agraria Academica / Agrarian Academic Journal
The objective of this work was to identify the etiological agents of mastitis and its prevalence in the dairy herd ofPresidente Figueiredo, observing risk factors and performing a bacteriological examination. A total of 77 samples werecollected from 147 cows from four dairy herds, with loss of 15 mammary quarters of the 588 examined. Five animalspresented clinical mastitis and 69 animals (46.94%), a reaction to CMT, with 153 positive rooms to the test. Theisolated genera were Staphylococcus spp (55.10%), Streptococcus spp (30.61%), Corynebacterium spp (6.12%), andGram-negative (8.16%). Risk factors are linked to the breeding and hygiene system, as well as prevalence, antibioticresistance and poor hygiene habits.