Table 10. Worm burden in the abomasum and first meter of the small intestine 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
Abomasum total count 3 24 111 10 1.09 0.20 0.25 0.88 0.07
Teladorsagia circumcincta 3 24 111 10 1.09 0.20 0.25 0.88 0.07
Small intestine total count 2bc 18b 176a 0c 0.94 0.01 0.48 0.08 < 0.01
Teladorsagia circumcincta 2 0 0 0 0.59 0.47 0.38 0.38 0.38
Nematodirus 0c 18b 176a 0c 0.72 < 0.01 0.12 0.12 < 0.01
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.
FAL: 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.
Least Square Means within a row with different superscripts differ (p < 0.10).