Story: Diseases of sheep, cattle and deer

Drenching lambs

Drenching lambs

Oral drenching of sheep and cattle to control internal parasites has been a routine practice on farms for many years and has provided a simple and effective remedy. However, internal parasites are now developing resistance to the drenches, which are in danger of becoming ineffective. Alternative strategies, involving different pasture species and grazing management routines, are being investigated.

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Reference: Ag1877Rbt.tif
Photograph by G. R. Roberts

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How to cite this page:

Gary Clark, Neville Grace and Ken Drew, 'Diseases of sheep, cattle and deer - The threat of disease in New Zealand', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/en/photograph/17419/drenching-lambs (accessed 21 August 2019)

Story by Gary Clark, Neville Grace and Ken Drew, published 24 Nov 2008