Intervention effectmodel-written summary

Wheat yields were not significantly affected by tillage.

A claim from Crop Production in a Wheat‐Cotton Doublecrop Rotation with Conservation Tillage · 1997

Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Wheat yields were not significantly affected by tillage.

Treatment
tillagee0
Outcome
Wheat yieldse0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingDirectionValueQualifier

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Wheat yields were not significantly affected by tillage”

✓ located verbatim in the source · abstract, characters 632–687

Title

Crop Production in a Wheat‐Cotton Doublecrop Rotation with Conservation Tillage

P. G. Hunt; P. J. Bauer; T. A. Matheny jpa 1997. doi:10.2134/jpa1997.0462

Other claims from this paper (19)

Record rev-f727149caf00b30f449c698495f4a8a3d043187751a082c1be339a6642b13bad · schema claims-v0.9 · position 1 in the model’s answer

tillage · yield · Triticum aestivum (wheat)Positive and negative results

1,414 papers: 1,116 positive, 298 negative or no effect

297 papers in the same direction as this claim · 1,116 in the opposite direction

  1. positive
    Moldboard plowing gave higher wheat grain yield than disking in four of five studies.

    Tillage Systems for Wheat Production in the Southeastern Coastal Plains1 · 1987 · compared with disking

    Opposite directionCited by this paper

  2. positive
    Without subsoiling, wheat yield was higher with no surface tillage than with disking.

    Crop Yield and Nitrogen Accumulation Response to Tillage of a Coastal Plain Soil · 2004 · compared with surface‐disking tillage

    Opposite directionCites this paper

  3. positive
    Deep tillage improved dry weight, kernel number and yield more without surface tillage than with disking.

    Winter Wheat Responses to Surface and Deep Tillage on the Southeastern Coastal Plain · 1996 · compared with disked plots

    Opposite directionCited by this paper

  4. no effect
    Cotton tillage treatments did not affect wheat yield at Tifton.

    Effects of Tillage Practices on Cotton Double Cropped with Wheat1 · 1987

    Same directionCited by this paper

  5. positive
    No-tillage rice–wheat had higher net return in Year 1 than the conventional system.

    Saving of Water and Labor in a Rice–Wheat System with No‐Tillage and Direct Seeding Technologies · 2007 · compared with conventional system

    Opposite direction

  6. positive
    Zero tillage had higher wheat net cash return.

    Tillage and Crop Establishment Affects Sustainability of South Asian Rice–Wheat System · 2011

    Opposite direction

  7. positive
    Applying 30 kg N ha −1 at SPAD 42 at maximum tillering increased wheat yield by 20%.

    Chlorophyll Meter– and Leaf Color Chart–Based Nitrogen Management for Rice and Wheat in Northwestern India · 2002

    Opposite direction

  8. positive
    Scenario 3 raised wheat yield 13% over Scenario 2.

    Can productivity and profitability be enhanced in intensively managed cereal systems while reducing the environmental footprint of production? Assessing sustainable intensification options in the breadbasket of India · 2017 · compared with Scenario 2

    Opposite direction

1,405 papers more in this group

See all 1,414 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.