R. Henry

Calving patterns in seasonal dairy herds.

K. Macmillan, V. Taufa, P. Phillips, 1990, New Zealand veterinary journal.

Detecting estrus in synchronized heifers-using tailpaint and an aerosol raddle.

D. R. Barnes, K. Macmillan, V. Taufa, 1988, Theriogenology.