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2. The maternal influence on size in sheep;Hunter;J. Agric. Sci.,1956
3. Non-surgical egg transfer in mares;Oguri;J. Reprod. Fert.,1974
4. Factors affecting reproductive efficiency in an equine embryo transfer programme;Squires;J. Reprod. Fert,1982
5. Evaluation of deep frozen semen in stallions;Tischner;J. Reprod. Fert,1979