The effect of chorioptic mange (Chorioptes bovis) on ram fertility : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Veterinary Science at Massey University
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Title:A study of two genetic methods for increasing the performance of sheep in New Zealand : crossbreeding between the Romney, Finnish Landrace and East Friesian : use of number of foetuses scanned as a selection predictor : a thesis presented in partial fulfilment of the requirements for the degree of Master of Applied Science in Animal Science at Massey University Author:Walker, Georgie J.Date:1997
Title:Author:McPherson, Allan WayneDate:1982