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Worm Biology …

… This project investigated the potential effect of long-acting drench products on the rumen microbiome, the effect of parasites on ewe growth, Body Condition Score and fecundity over the summer-autumn period. … This project investigated the … untreated control). The rumen microbiome of these animals was sampled three times throughout the trial  the effect of parasites on ewe growth, Body Condition Score (BCS) and fecundity over the summer-autumn period. This was done by … and weaning lambs weighed.   Background Long-acting drench products can have activity against organisms other than parasites, for example fungi and bacteria. The effects of long-acting drench products on the microbes within the rumen …

Managing Flystrike and Lice …

… lamb finishing operation that had a triple drench resistance issue. Refugia, introduced through lambs with susceptible parasites, was compared to the more conventional practice of quarantine drenching. … Background Resistance of parasites, or worms, to all classes of drench is a major concern in New Zealand farming systems. Intensive finishing and … from the farm you are buying lambs from prior to arrival to your farm. By doing this, you know if you are introducing parasites that will be susceptible to drench and can introduce refugia on your farm, or drench resistant parasites that …

… Zealand pasture conditions they can remove enough numbers for us to alter the other things we do to control internal parasites.  In fact, work by AgResearch has shown that adding dung beetles to pasture actually increases the number of …