@conference {39733,
	title = {Oestrus and ovarian activity of Booroola merino crossbred ewe hoggets - Brief Communication},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {41},
	year = {1981},
	month = {Jan},
	pages = {189-192},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {Cleverdon JM and Hart DS}
}
