Sheep, Helminths, Anthelmintics
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DRENCHING for worm control must be carefully timed in relation to the effect of climatic conditions on the development and survival of worm larvae on the pastures, and the seasonal variation in worm burdens carried by sheep.
Butler, R W.
"Worms in sheep. 3. Control of worms by drenching,"
Journal of the Department of Agriculture, Western Australia, Series 4: Vol. 8:
10, Article 2.
Available at: https://library.dpird.wa.gov.au/journal_agriculture4/vol8/iss10/2