Paper · 1994 · Journal of Sustainable Agriculture

Effects of a New Rootworm (Coleoptera Chrysomelidae) Infestation on Continuous and Rotated Corn Under Four Tillage Systems

S.D. Nelson; L.M. Dywer; C.A. Fox; et al.

4
claims
6
verbatim quotes
5
citations
2
research areas
—
Not open access

Abstract

Abstract In a region newly infested with rootworm, particularly with the more damaging western wm rootworm (Diabrotica virgifera virgifera LeConte), continuous corn (Zea mays L.) was severely damaged whereas corn in rotation with soybeans showed negligible damage under four tillage systems (moldboard, chisel, no-till and ridge-till). Although rootworm damage was highest in no-till systems in both continuous and rotated corn, yields were also highest. The importance of rotation with no-till corn production is emphasized.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Continuous corn was severely damaged by rootworm, whereas rotation with soybeans showed negligible damage.

Treatment
corn in rotation with soybeanse0
Interactor
Diabrotica virgifera virgifera LeConteDiabrotica virgiferae1pest
Outcome
rootworm damagee2
Direction
negligiblee0
Comparator
continuous corne0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗
Diabrotica virgifera
Diabrotica virgifera · InteractorTmcelrath · CC0 · Wikimedia Commons ↗

Verbatim

e0

“continuous corn (Zea mays L.) was severely damaged whereas corn in rotation with soybeans showed negligible damage”

✓ located verbatim in the source · abstract, characters 149–263 · show in text ↑
e1

“western wm rootworm (Diabrotica virgifera virgifera LeConte)”

✓ located verbatim in the source · abstract, characters 87–147 · show in text ↑
e2

“rootworm damage was highest in no-till systems in both continuous and rotated corn”

✓ located verbatim in the source · abstract, characters 345–427 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Rootworm damage was highest under no-till in continuous and rotated corn.

Treatment
no-till systemse0
Interactor
rootworme0pest
Outcome
rootworm damagee0
Direction
higheste0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“rootworm damage was highest in no-till systems in both continuous and rotated corn”

✓ located verbatim in the source · abstract, characters 345–427 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Corn yields were highest under no-till systems.

Treatment
no-till systemse0
Outcome
yieldse0
Direction
higheste0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“rootworm damage was highest in no-till systems in both continuous and rotated corn, yields were also highest”

✓ located verbatim in the source · abstract, characters 345–453 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors emphasize rotation with no-till corn production.

Outcome
rotation with no-till corn productione0

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The importance of rotation with no-till corn production is emphasized.”

✓ located verbatim in the source · abstract, characters 455–525 · show in text ↑

Zea mays subsp. mays · Diabrotica virgifera · Zea mays (maize)Positive and negative results

2 papers: 1 positive, 1 negative or no effect

1 in the opposite direction

  1. negative
See all 2 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.