عنوان مقاله [English]
Objective: Determination of morphology of the pig’s ear in Iranian Ho stein and crossbred cattle. Design: Cross sectional study.
Animals: Pig’s ear from 72 Iranian Holstein and crossbred cattle.
Procedure: In this investigation the pig s ear shape and size of 72
cattle (38 male and 34 female) of Holstein and crossbred in Shiraz slaughter house were studied. According to their age, cattle were allocated into three groups including: 0-2 years, 2-4 years and older than 4 years.
Statical analysis: ANOVA and Duncan Multiple range test.
Results: Some animals possessed extra appendix and in three of
them a small appendix of about one cm length.
Statistical analysis revealed that males had heavier pig’s ear than females (P<0.05). There was no significant difference between treatment groups. No significant difference was observed between the two breeds. Dimensions of the pig’s ear including length and width were compared in accordance with age, sex and breed, and no significant
difference was observed.
Conclusion: The results reveal that the pig’s car of male cattle is heavier in both breeds and very different in shape. J. Fac.
Vet. Med. Univ. Tehran. 58, 2: 145-148, 2003.