@conference {39281,
	title = {The effects of pre-lambing Anthelmintic drenching on production of ewes and the development of worm parasitism in lambs},
	booktitle = {Proceedings of the New Zealand Society of Animal Production},
	volume = {29},
	year = {1969},
	month = {Jan},
	pages = {177-191},
	publisher = {New Zealand Society of Animal Production},
	organization = {New Zealand Society of Animal Production},
	issn = {1176-5283},
	author = {Lewis KHC and Stauber VV}
}
