Intervention effectmodel-written summary

Cover-crop no-tillage and standard no-tillage gave similar corn yields.

A claim from Potential Long‐Term Benefits of No‐Tillage and Organic Cropping Systems for Grain Production and Soil Improvement · 2007

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Cover-crop no-tillage and standard no-tillage gave similar corn yields.

Treatment
CCe0
Outcome
corn yieldse0
Direction
similare0
Comparator
NTe0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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 in CC and NT were similar”

✓ located verbatim in the source · abstract, characters 1462–1499

Title

Potential Long‐Term Benefits of No‐Tillage and Organic Cropping Systems for Grain Production and Soil Improvement

John R. Teasdale; Charles B. Coffman; Ruth W. Mangum Agronomy Journal 2007. doi:10.2134/agronj2006.0362

Other claims from this paper (9)

Record rev-95f07ffbdc5cb9cfc735afd8d354b6e1889c00454d15fba658f9f1360486dbb6 · schema claims-v0.9 · position 5 in the model’s answer

cover crop · yield · Zea mays (maize)Positive and negative results

222 papers: 104 positive, 118 negative or no effect

117 papers in the same direction as this claim · 104 in the opposite direction

  1. positive
    Hairy vetch tended toward higher profitability than crimson clover for corn.

    Economic Sustainability and Riskiness of Cover Crop Adoption for Organic Production of Corn and Soybean in Northern Italy · 2021 · compared with crimson clover

    Opposite directionCites this paper

  2. positive
    Cover crops and manure significantly increased maize grain yield in 2017.

    The Combined Influence of Cover Crops and Manure on Maize and Soybean Yield in a Kentucky Silt Loam Soil · 2019

    Opposite directionCites this paper

  3. no effect
    Organic corn in a reduced-tillage roll-killed cover crop system provided yields similar to a traditional tillage-based system.

    Reduced‐Tillage Organic Corn Production in a Hairy Vetch Cover Crop · 2012 · compared with traditional tillage‐based system

    Same directionCites this paper

  4. no effect
    Cover crop management before tillage-based corn did not affect grain yields.

    Rotational no‐till and tillage‐based organic corn produce management tradeoffs in the Northeast · 2021

    Same directionCites this paper

  5. negative
    Yields were reduced in all cover crop treatments in year 3 relative to the conventional tillage treatment.

    Assessing the Efficacy of Living and Dead Cover Crop Mixtures for Weed Suppression in Sweet Corn · 2023 · compared with conventional tillage treatment

    Same directionCites this paper

  6. positive
    Winter cover crops have a neutral to positive effect on corn yield.

    Corn yield response to winter cover crops: An updated meta-analysis · 2017 · compared with no cover crop (NC)

    Opposite direction

  7. positive
    Biculture cover crops increased corn yield by 21%.

    Review of Corn Yield Response under Winter Cover Cropping Systems Using Meta‐Analytic Methods · 2005 · compared with no cover

    Opposite direction

  8. positive
    Five-year average corn grain yields after hairy vetch with no N fertilizer were about 2.5 Mg/ha higher than after corn residue or rye cover.

    Nitrogen from Legume Cover Crops for No‐Tillage Corn1 · 1984 · compared with corn residue or rye cover crop

    Opposite direction

213 papers more in this group

See all 222 papers →

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

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

286 papers in the same direction as this claim · 812 in the opposite direction

  1. positive
    Reduced tillage raised maize yield by 34%.

    Reduced tillage in temperate organic farming: implications for crop management and forage production · 2009 · compared with CT

    Opposite directionCites this paper

  2. positive
    Under flood irrigation, conventional tillage (CT) gave better crop performance than no-tillage (NT).

    Relevance of the irrigation and soil management system to optimize maize crop production under semiarid Mediterranean conditions · 2024 · compared with NT

    Opposite directionCites this paper

  3. no effect
    Organic corn in a reduced-tillage roll-killed cover crop system provided yields similar to a traditional tillage-based system.

    Reduced‐Tillage Organic Corn Production in a Hairy Vetch Cover Crop · 2012 · compared with traditional tillage‐based system

    Same directionCites this paper

  4. negative
    Corn yield was 30% lower in no-till plots than tilled plots in 2013.

    Crop Yield and Soil Organic Carbon in Conventional and No‐till Organic Systems on a Claypan Soil · 2017 · compared with tilled

    Same directionCites this paper

  5. negative
    No-till silage production gave lower corn yields than the tilled sequence.

    Rotational no‐till and tillage‐based organic corn produce management tradeoffs in the Northeast · 2021 · compared with tilled sequence

    Same directionCites this paper

  6. positive
    No-tillage was associated with higher corn yields.

    Influence of No‐tillage on Soil Moisture1 · 1971

    Opposite direction

  7. positive
    CA improved maize grain yield, especially in two- or three-year rotations.

    ROTATION IN CONSERVATION AGRICULTURE SYSTEMS OF ZAMBIA: EFFECTS ON SOIL QUALITY AND WATER RELATIONS · 2010

    Opposite direction

  8. positive
    Subsoil tillage increased grain yield of spring maize by 12.8% on average compared with conventional soil treatment.

    Effect of subsoil tillage depth on nutrient accumulation, root distribution, and grain yield in spring maize · 2014 · compared with conventional soil treatment

    Opposite direction

1,090 papers more in this group

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.