The proportion of beef bulls in western Canada with mature spermiograms at 11 to 15 months of age

Canadian Veterinary Journal

Volumn 42, Issue 10, 2001, Pages 783-787

  Arteaga, A ^a   Baracaldo, M ^a   Barth, A D ^a  

^a UNIVERSITY OF SASKATCHEWAN   (Canada)

Author keywords

[No Author keywords available]

Indexed keywords

AGE; ANIMAL CELL; ARTICLE; CANADA; CATTLE; CELL STRUCTURE; CONTROLLED STUDY; EVALUATION; MALE; MEASUREMENT; NONHUMAN; SAMPLE; SCROTUM; SPERM; SPERMATOZOON ABNORMALITY; SPERMATOZOON DENSITY; SPERMATOZOON MATURATION; SPERMATOZOON MOTILITY; SPERMIOGRAM;

AGE FACTORS; AGING; ANIMALS; BREEDING; CANADA; CATTLE; MALE; SCROTUM; SEMEN; SEXUAL MATURATION; SPERM MATURATION; SPERM MOTILITY; SPERMATOZOA;

EID: 0035157964     PISSN: 00085286     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (28)

1. Use of yearling bulls in beef cattle operations. Economic analysis and fertility assessment
2. Testicular development in record of performance bulls
3. Breed and other effects on reproductive traits and breeding soundness categorization in young beef bulls in Florida
4. Observations on scrotal circumference and its relationship to classification of bulls
5. Pubertal behavior and pubertal characteristics of beef bulls on high nutrient allowance
6. Puberty in beef bulls: Acrosome morphology and semen quality in bulls of different breeds
7. Puberty in beef bulls: Hormone concentration, growth, testicular development, sperm production and sexual aggressiveness in bulls of different breeds
8. Sperm reproduction rates
9. Bovine testicular measurements as indicators of reproductive performance and their relationship to productive traits in cattle; a review
10. Effect of energy intake on reproductive performance of dairy bulls I. Growth reproductive organs and puberty
11. A quantitative histological study of testicular and epididymal development in Bos indicus cross bulls
12. Bull Breeding Soundness Evaluation
13. Components of bull semen responsible for tonicity-induced turbidity changes
14. How to measure sperm cell concentration by turbidity (optical density)
15. Postpubertal changes in semen production of Charolais bulls ejaculated at high frequency and the relationship between testicular measurements and sperm output
16. The relationship between scrotal circumference and quantitative testicular traits in yearling beef bulls
17. Relationships among fertility, scrotal circumference, seminal quality, and libido in Santa Gertrudis bulls
18. Breeding soundness examinations of yearling beef bulls
19. Scrotal circumference of young beef bulls: Relationship to paired testis weight, effect of breed, and predictability
20. Prevalence of morphologic defects in spermatozoa from beef bulls
21. Evaluation of potential breeding soundness of the bull
22. Abnormal morphology of bovine spermatozoa
23. Analysis of bovine spermiogram
24. Proximal cytoplasmic droplets in yearling beef bulls
25. Infertility in male domestic animals
26. Scrotal circumference, seminal characteristics, and testicular lesions of yearling Angus bulls
27. Repeatability of reproductive performance of beef bulls as yearlings and two-year-olds at pasture