Paper · 2017 · Kansas Agricultural Experiment Station Research Reports

Timing of Side-Dress Applications of Nitrogen for Corn in Conventional and No-Till Systems

D. W. Sweeney; D. E. Shoup

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claims
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verbatim quotes
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citations
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research areas
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Open access · cc-by

Abstract

Corn yields were affected by tillage and nitrogen (N) side-dress options in 2016. Corn yields were 12% greater with conventional tillage than with no-till. Side-dress applications of N at V10 resulted in greater corn yield than side-dress N applications at V6.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by. Read at the source ↗

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Claims 2

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Conventional tillage increased corn yield by 12% over no-till.

Treatment
conventional tillagee0
Outcome
Corn yieldse0
Direction
greatere0
Value
12%e0
Comparator
no-tille0

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

“Corn yields were 12% greater with conventional tillage than with no-till”

✓ located verbatim in the source · abstract, characters 82–154 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

V10 nitrogen side-dress application gave greater corn yield than V6 application.

Treatment
Side-dress applications of N at V10e0
Outcome
corn yielde0
Direction
greatere0
Comparator
side-dress N applications at V6e0

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

“Side-dress applications of N at V10 resulted in greater corn yield than side-dress N applications at V6”

✓ located verbatim in the source · abstract, characters 156–259 · show in text ↑

tillage · yield · Zea mays (maize)Positive and negative results

1,099 papers: 812 positive, 287 negative or no effect

811 papers in the same direction as this paper · 230 in the opposite direction · 57 reporting no difference from an alternative

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  2. negative
  3. no effect

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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.