@conference {39154,
	title = {Selenium and Ewe Fertility},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {23},
	year = {1963},
	month = {Jan},
	pages = {20-27},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {Hartley WJ}
}
@conference {39108,
	title = {Selenium and animal health},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {20},
	year = {1960},
	month = {Jan},
	pages = {56-57},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {Hartley WJ}
}
@conference {39034,
	title = {The Bacteriology of Lamb Mortality},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {15},
	year = {1955},
	month = {Jan},
	pages = {120-125},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {Hartley WJ and Boyes BW}
}
@conference {38974,
	title = {Some Recently Discovered Aspects of Ewe Abortion and Ram Sterility in New Zealand},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {12},
	year = {1952},
	month = {Jan},
	pages = {60},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {McFarlane D and Jebson JL and McClure TJ and Hartley WJ and Salisbury RM}
}
