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Filters: Author is McKenzie SA  [Clear All Filters]
1980
Production potential of extension is not fully exploited, SA, McKenzie , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 40, p.117, (1980)
1961
Field observations of the effect of grazing management on pasture production on a soil of volcanic origin, SA, McKenzie , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 21, p.10-17, (1961)