Paper · 1959 · Journal of Dairy Science

Evaluation of Animal Production under Different Systems of Grazing

W.K. Kennedy; J.T. Reid; M.J. Anderson

5
claims
10
verbatim quotes
10
citations
1
research areas
✓
Open access

Abstract

Four systems of grazing management of dairy cows were compared for 2 yr. on a uniform mixture of alfalfa, ladino clover, and smooth bromegrass. Cows on the 3-paddock rotational system maintained milk production as well as or better than cows on the 6-paddock, strip, and zero grazing methods of management. Milk production per acre also was as high for the 3-paddock system as for the other methods of management. Larger quantities of excess forage were harvested from the zero grazing system than from the other systems, but it is questionable if the additional forage would offset the decrease in milk production and the increase in harvesting costs.

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Claims 5

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 3-paddock rotational system maintained milk production as well as or better than the 6-paddock, strip and zero grazing systems.

Taxon
alfalfa, ladino clover, and smooth bromegrasse2
Treatment
3-paddock rotational systeme1
Outcome
milk productione1
Direction
as well as or bettere1
Comparator
6-paddock, strip, and zero grazing methods of managemente1

Verbatim

e1

“Cows on the 3-paddock rotational system maintained milk production as well as or better than cows on the 6-paddock, strip, and zero grazing methods of management”

✓ located verbatim in the source · abstract, characters 144–305 · show in text ↑
e2

“a uniform mixture of alfalfa, ladino clover, and smooth bromegrass”

✓ located verbatim in the source · abstract, characters 76–142 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Milk production per acre was as high for the 3-paddock system as for the other grazing methods.

Taxon
alfalfa, ladino clover, and smooth bromegrasse2
Treatment
3-paddock systeme3
Outcome
Milk production per acree3
Direction
as highe3
Comparator
other methods of managemente3

Verbatim

e2

“a uniform mixture of alfalfa, ladino clover, and smooth bromegrass”

✓ located verbatim in the source · abstract, characters 76–142 · show in text ↑
e3

“Milk production per acre also was as high for the 3-paddock system as for the other methods of management”

✓ located verbatim in the source · abstract, characters 307–412 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

More excess forage was harvested from the zero grazing system than from the other systems.

Taxon
alfalfa, ladino clover, and smooth bromegrasse2
Treatment
zero grazing systeme4
Outcome
excess foragee4
Direction
Larger quantitiese4
Comparator
the other systemse4

Verbatim

e2

“a uniform mixture of alfalfa, ladino clover, and smooth bromegrass”

✓ located verbatim in the source · abstract, characters 76–142 · show in text ↑
e4

“Larger quantities of excess forage were harvested from the zero grazing system than from the other systems”

✓ located verbatim in the source · abstract, characters 414–520 · show in text ↑
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The zero grazing system was associated with a decrease in milk production, which the authors question would be offset by the extra forage.

Taxon
alfalfa, ladino clover, and smooth bromegrasse2
Treatment
zero grazing systeme5
Outcome
milk productione5
Direction
decreasee5

Not reportedComparator

Verbatim

e2

“a uniform mixture of alfalfa, ladino clover, and smooth bromegrass”

✓ located verbatim in the source · abstract, characters 76–142 · show in text ↑
e5

“from the zero grazing system than from the other systems, but it is questionable if the additional forage would offset the decrease in milk production and the increase in harvesting costs”

✓ located verbatim in the source · abstract, characters 464–651 · show in text ↑
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

The zero grazing system was associated with an increase in harvesting costs.

Taxon
alfalfa, ladino clover, and smooth bromegrasse2
Treatment
zero grazing systeme5
Outcome
harvesting costse5
Direction
increasee5

Not reportedComparator

Verbatim

e2

“a uniform mixture of alfalfa, ladino clover, and smooth bromegrass”

✓ located verbatim in the source · abstract, characters 76–142 · show in text ↑
e5

“from the zero grazing system than from the other systems, but it is questionable if the additional forage would offset the decrease in milk production and the increase in harvesting costs”

✓ located verbatim in the source · abstract, characters 464–651 · show in text ↑