P. R. Kettle

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1982
P. R. Kettle and Lukies, J. M., “Effects of sheep lice (Damalinia ovis) on wool color”, New Zealand Journal of Experimental Agriculture, vol. 10, no. 1, pp. 15 - 17, 1982.
P. R. Kettle and Lukies, J. M., “Long term effects of sheep body lice (Damalinia ovis) on body- weight and wool production”, New Zealand Journal of Agricultural Research, vol. 25, no. 4, pp. 531 - 534, 1982.PDF icon 39872.pdf (416.5 KB)
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