Estrous and related behaviour in postpartum Holstein cows

Applied Animal Ethology

Volumn 2, Issue 1, 1975, Pages 55-68

  Hurnik, J F ^a   King, G J ^a   Robertson, H A ^b  

^a UNIVERSITY OF GUELPH   (Canada)

^b CANADIAN FOOD INSPECTION AGENCY   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0001925136     PISSN: 03043762     EISSN: None     Source Type: Journal    
DOI: 10.1016/0304-3762(75)90065-6     Document Type: Article

References (14)

1. The influence of the teaser bull in oestrus detection
2. Analysis of factors affecting calving intervals of dairy cows
3. Economic and husbandry aspects of the manifestation and detection of oestrus in cows. (Part 1 - Economic aspects)
4. Economic and husbandry aspects of the manifestation and detection of oestrus in cows. (Part III - The Detection of oestrus.)
5. Further studies on factors affecting ovulation in the cow
6. Postpartum ovulations and estrus in free and tied cows
7. Estrus detection and synchronization of dairy cattle in large herds
8. Postpartum ovarian activity and involution of the uterus and cervix in dairy cattle
9. Herd breeding problems and their consequences
10. Milk production and costs associated with length of calving interval of Holstein cows
11. A study of oestrous behaviour and oestrus detection methods in a large commercial dairy herd. (1. The relative efficiency of methods of detection)
12. Observations on the oestrus cycle of the Friesian heifer