Abstract
A tillage study comparing no-tillage, shallow tillage, and deep tillage in alternate or every year for corn and soybeans in annual rotation was conducted at Kansas River Valley Experiment Field for five years. The influence of tillage system on corn yield appears to be increasing with time, soybean yields appear to perform equally well with any of the systems. As the study progresses, the corn yields were increased with deep tillage occurring sometime in the cropping rotation.
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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 3
Claim · model-written summary
The influence of tillage system on corn yield appears to increase over time.
- Taxon
- corn
Zea mays subsp. mayse0
- Treatment
- tillage systeme0
- Outcome
- corn yielde0
- Direction
- increasinge0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“The influence of tillage system on corn yield appears to be increasing with time”
Claim · model-written summary
Soybean yields appeared equally good across tillage systems.
- Taxon
- soybean
Glycine maxe0 - Treatment
- no-tillage, shallow tillage, and deep tillagee1
- Outcome
- soybean yieldse0
- Direction
- equally welle0
- Comparator
- any of the systemse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“soybean yields appear to perform equally well with any of the systems”
e1“A tillage study comparing no-tillage, shallow tillage, and deep tillage”
Claim · model-written summary
Corn yields increased when deep tillage occurred during the cropping rotation.
- Taxon
- corn
Zea mays subsp. mayse0
- Treatment
- deep tillagee0
- Outcome
- corn yieldse0
- Direction
- increasede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“the corn yields were increased with deep tillage occurring sometime in the cropping rotation”
The same questions in other papers
tillage · yield · Glycine max (soybean)Positive and negative results
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- positive
- positive
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See all 390 papers →tillage · yield · Zea mays (maize)Positive and negative results
811 papers in the same direction as this paper · 230 in the opposite direction · 57 reporting no difference from an alternative
- no effect
- negative
- no effect
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See all 1,099 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.