Counting Spermatozoa with a Hemacytometer

References 

1. Rigby SL, Varner DD, Thompson JA, Love CC, Brinsko SP, Blanchard TL. Measurement of sperm concentration in stallion ejaculates using photometric or direct sperm enumeration techniques. Proceedings Annual Convention American Association of Equine Practitioners. 2001;47:236–238
2. Macpherson ML. How to evaluate semen in the field. Proceedings Annual Convention American Association of Equine Practitioners. 2001;47:412–416
3. Varner DD, Schumacher J, Blanchard TL, Johnson L. Breeding soundness examination. In:  Pratt PW editors. Diseases and management of breeding stallions. Goleta, CA: American Veterinary Publications; 1991;p. 61–96