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1993
Investigation into the possibility of a major gene for fleece weight in screened sires, T, Wuliji, KG Dodds, PF Fennessy, RN Andrews, JC McEwan, P Turner, R Wheeler, and H Hawker , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 53, p.355-358, (1993)
1992
Melatonin secretion in Romney ewes differing in wool growth and reproduction is not aligned to photoperiod during spring and summer, IC, Scott, D Heath, and H Hawker , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 52, p.149-152, (1992)
1988
Production and characteristics of wool from the hogget progeny of sheep intensively screened for fleece weight, H, Hawker, KG Dodds, RN Andrews, and JC McEwan , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 48, p.207-212, (1988)
1986
Implications of objective measurement for sheep management, RMW, Sumner, and H Hawker , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 46, p.198-200, (1986)
Live weights, fleece weights and wool characteristics of screened high fleece weight and randomly selected Romney ewe hoggets, H, Hawker, and RP Littlejohn , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 46, p.219-224, (1986)
Rationalised classing of fine wools, RN, Andrews, and H Hawker , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 46, p.209-213, (1986)
1985
Effect of herbage allowance on the productive performance of lactating and non-lactating hoggets, JC, McEwan, CD Mathieson, and H Hawker , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 45, p.147-150, (1985)
Effects of level of nutrition in winter and summer on the wool growth of Romney and Perendale ewes with a history of high or low winter wool growth, H, Hawker, and SF Crosbie , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 45, p.225-228, (1985)
Effects of shearing and herbage allowance on the intake, live weight gain and wool growth of Romney ewe hoggets in spring/summer, H, Hawker, SF Crosbie, M Barber, and RN Andrews , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 45, p.141-146, (1985)
1983
Date of lambing and sheep production during lactation in Southland, JC, McEwan, C Mathieson, and H Hawker , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 43, p.45-48, (1983)
Fleece tenderness - a review, ML, Bigham, RMW Sumner, H Hawker, and JM Fitzgerald , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 43, p.73-78, (1983)
1982
Effects of season and pasture allowance on the wool growth of Romney ewes, H, Hawker, SF Crosbie, and KF Thompson , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 42, p.183-186, (1982)
1980
Wool production and characteristics of Merino and Longwool ewes and their respective Booroola crosses, H, Hawker, GH Davis, and AJ Allison , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 40, p.205-208, (1980)