Export 3 results:
Filters: Author is McCallum DA  [Clear All Filters]
1997
Effect of nitrogen fertiliser and concentrate feed on dairy production., NA, Thomson, RJ Johnson, J Clough, and DA McCallum , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 57, p.172-175, (1997)
1994
The effect of different perennial ryegrass cultivars on dairy animal performance, DA, McCallum, and NA Thomson , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 54, p.87-90, (1994)
1984
Herbage allowance, pasture quality and milkfat production as affected by stocking rate and conservation policy, NA, Thomson, JF Lagan, and DA McCallum , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 44, p.67-70, (1984)