References
- Genstat . 1988 . Statistical package: Genstat 5, Release 1.3. Lawes Agricultural Trust (Rothamsted Experimental Station, U.K.)
- McMillan , W. H. , Dockrill , G. and Towers , N. R. Sporidesmin poisoning in ewes during late pregnancy . Proceedings of the New Zealand Society of Animal Production . Vol. 48 , pp. 131 – 134 .
- Moore , R. W. , Sumner , R. M. W. and Dow , B. W. The effect of early exposure to facial eczema on ewe lifetime production . Proceedings of the New Zealand Society of Animal Production . Vol. 50 , pp. 473 – 475 .
- Morris , C. A. , Towers , N. R. , Campbell , A. G. , Meyer , H. H. , Wesselink , C. and Wheeler , M. 1989 . Responses achieved in Romney flocks selected for or against susceptibility to facial eczema, 1975–87 . New Zealand journal of agricultural research , 32 : 379 – 388 .
- Smeaton , D. C. , Hockey , H-U. P. and Towers , N. R. 1985 . Effects of facial eczema on ewe reproduction and ewe and lamb live weights . Proceedings of the New Zealand Society of Animal Production , 45 : 133 – 135 .
- Towers , N. R. 1986 . Facial eczema—problems and successes in control . Proceedings of the New Zealand Grassland Association , 47 : 121 – 127 .
- Towers , N. R. , Jagusch , K. T. and di Menna , M. Effects of fungal toxins on ewe fertility . Proceedings of the Asian-Australasian Association of Animal Production, Animal Science Congress . Vol. 4 , pp. 401 – 401 . (Abstract)
- Towers , N. R. and Stratton , G. C. 1978 . Serum gamma-glutamyltransferase as a measure of sporidesmin-induced liver damage in sheep . New Zealand veterinary journal , 26 : 109 – 112 .