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  1. B

    FEC varying with DM% of sample?

    Do we need to make allowance for this when calculating the FEC? Suppose lamb A, 30%DM dung and lamb B, 60%DM may have identical worm burdens but would you expect to get the same FEC result? How would they vary? Anyone sufficiently anal to have worked it out?
  2. B

    Missed orf vaccination

    Erratic supplies of Scabivax this winter - Is there any evidence that a pre-lambing vaccine injection for ewes in 2022 might extend to cover a second lambing season?
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