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  Author Title Year Publication Serial Volume Pages (down) Links
Penzhorn Bl, L.P. Comparisons of reproductive parameters of two Cape mountain zebra populations 1987 1462 35 661-663 details   openurl
Westlin-van Aarde, L.M.; van Aarde, R. J.; Skinner, J. D. Reproduction in female Hartmann's zebra 1988 Journal of Reproduction and Fertility 1705 84 505-511 details   doi
Douglas Rh, G.O. Development of the equine fetus and placenta 1975 1023 23 495-498 details   openurl
Niekerk Van Ch, A.W. Early embryonic development in the horse 1975 1417 23 495-498 details   openurl
Schwarzenberger, F.; Mostl, E.; Bamberg, E.; Pammer, J.; Schmehlik, O. Concentrations of progestagens and oestrogens in the faeces of pregnant Lipizzan, trotter and thoroughbred mares 1991 Journal of reproduction and fertility. Supplement 322 44 489-499 details   openurl
Lucas, Z.; Raeside, J.I.; Betteridge, K.J. Non-invasive assessment of the incidences of pregnancy and pregnancy loss in the feral horses of Sable Island 1991 Journal of Reproduction and Fertility. Supplement 2247 44 479-488 details   openurl
Kirkpatrick, J.F.; Liu, I.M.; Turner, J.W.J.; Naugle, R.; Keiper, R. Long-term effects of porcine zonae pellucidae immunocontraception on ovarian function in feral horses (Equus caballus) 1992 Journal of reproduction and fertility 145 94 437-444 details   openurl
Penzhorn, B. L.; van der Merwe, N. J. Testis size and onset of spermatogenesis in Cape mountain zebras (Equus zebra zebra) 1988 Journal of Reproduction and Fertility 1463 83 371-375 details   doi
Rossdale Pd, S.R. The time of foaling of thoroughbred mares 1967 1521 13 342-343 details   openurl
Klingel H, Reproduction in the Plains Zebra, Equus burchelli boehmi: Behaviour and Ecological Factors 1969 1292 6 339-345 details   openurl
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