Table 9. Ending counts of internal parasite eggs per gram (EPG) in crossbred lambs consuming either a forage or grain based diet while in confinement or on wheat stubble fields in yr 11)

Item6) Treatment2,3) SEM p-value
Confinement4) Field5) Model Location7) Feed8) Location × Feed
CALF CBAR FALF FBAR
Trichostrongyle type EPG 6.95 3.86 9.98 3.95 0.52 0.05 0.70 0.16 0.73
Nematodirus spp. EPG 10.57 3.34 12.98 2.67 0.58 0.11 0.98 0.02 0.72
Start date for all treatments was September 26th; End date for field and confinement treatments was November 25th.
Pen is the experimental unit, 3 sheep per replicate confinement, 6 sheep per replicate field; six replicates per treatment.
Diets were provided to allow for ad libitum intake.
CALF: pellet containing 71% alfalfa, 18% barley, 5% molasses, and 6% vitamin/mineral package; CBAR: pellet containing 60% barley, 26% alfalfa, 4% molasses, 2.5% soybean-hi pro, and 7.5% vitamin/mineral package.
FALF: field fed pellet containing 71% alfalfa, 18% barley, 5% molasses, and 6% vitamin/mineral package; FBAR: field fed pellet containing 60% barley, 26% alfalfa, 4% molasses, 2.5% soybean-hi pro, and 7.5% vitamin/mineral package.
All counts had an addition of a constant of 1 then were LOG transformed.
Location, confinement or field finish.
Feed, alfalfa or barley pellets.