@conference {39752,
	title = {The effect of growth implants on cattle and sheep production - Brief Communication},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {41},
	year = {1981},
	month = {Jan},
	pages = {294-296},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {McKenzie JR}
}
@conference {39598,
	title = {Re-Implanting Ralgro in fattening steers - Brief Communication},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {38},
	year = {1978},
	month = {Jan},
	pages = {139-140},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {McKenzie JR and South AC}
}
