worm resistance

worm resistance

a significant increase in the ability of worms to tolerate doses of individual drugs which have previously been lethal to the worms.
References in periodicals archive ?
To improve net margins, flockmasters will need to select for easy-care traits such as ease of lambing, good feet, worm resistance and good mothering.
Bed furnace adapted to the charging system of the worm resistance min to 1400 C
Cry5B holds potential for use where worm resistance is becoming a problem, especially among ruminant livestock.
On Monday evening, we gathered together many of our sheep farmers to an evening meeting at Mustard and Punch in Honley where we were all treated to some supper and a really interesting talk on worming and worm resistance.
Get to grips with proactive flock health management including worm resistance in the SCOPS area in a series of demonstrations running throughout the day.
Collaborating on projects ranging from monitoring soil's water retention to finding genes associated with worm resistance in cows, the agricultural research agencies of the United States and Brazil are discovering unexpected synergies and economies.
According to the division's Dr Sandra Eady, worm resistance can be built up relatively quickly in a breeding program because the variation in sheep for this characteristic is much higher than for most production traits.
However, as worm burdens are typically low during the main scab season, experts have questioned their validity because of the potential to increase 3-ML worm resistance.
The type of product is already in use in New Zealand where there are severe worm resistance problems.
The Chantlers have now set their sights on promoting parasite resistance, selecting rams with genetically high worm resistance.