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1990
The First 50 Years, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 50, p.499-504, (1990)
1977
Depression of lambing percentage from mating on lucerne, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 37, p.149-151, (1977)
1974
Crossbreeding, Interbreeding and Establishing a New Breed of Sheep, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 34, p.11-13, (1974)
1972
Protein Production from Sheep, Goats and Deer, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 32, p.178-184, (1972)
1971
The Nutritional Requirements of Grazing Sheep, KT, Jagusch, and IE Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 31, p.224-234, (1971)
1968
Synchronization of oestrus in ewes, IE, Coop, and VR Clark , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 28, p.114, (1968)
1967
The efficiency of feed utilization, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 27, p.154-165, (1967)
1964
Sheep nutrition and management, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 24, p.129-148, (1964)
1963
Maintenance and lactation requirements of grazing sheep, IE, Coop, and KR Drew , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 23, p.53-62, (1963)
1961
The energy requirements of sheep, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 21, p.79-91, (1961)
1957
Border Leicester cross ewes for fat lamb production, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 17, p.88-95, (1957)
1956
The effect of high and low plane rearing of hoggets on lifetime productivity, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 16, p.31-38, (1956)
Face Cover in Corriedale Sheep, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 16, p.55-58, (1956)
1955
Presidential Address: Some Animal Production Problems of the South Island, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 15, p.5-16, (1955)
1953
Environmental Factors Affecting Wool Growth, IE, Coop, and DS Hart , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 13, p.113-120, (1953)
1950
The Influence of Level of Nutrition During Pregnancy and Lactation on Lamb and Wool Production of Grazing Sheep, IE, Coop , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 10, p.20-25, (1950)
1949
Fat Lamb Crosses in Canterbury, IE, Coop, and VR Clark , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 9, p.112-121, (1949)
Shearing Ewes Before Lambing, IE, Coop, and JH Drake , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 9, p.122-129, (1949)