Intervention effectmodel-written summary

Both barley cultivars had highest yield under conventional tillage and lowest yield under herbicide and reduced tillage.

A claim from Effect of Long-term Reduced Tillage on Yield and Weeds of Spring Barley · 2013

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Both barley cultivars had highest yield under conventional tillage and lowest yield under herbicide and reduced tillage.

Taxon
Spring BarleyHordeum vulgaret0
Treatment
CTe0
Outcome
yield of both cultivarse0
Direction
higheste0
Comparator
HT and RT tillage systemse0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The results showed that the yield of both cultivars was the highest in CT and the lowest in HT and RT tillage systems”

✓ located verbatim in the source · abstract, characters 346–463
t0

“Spring Barley”

✓ located verbatim in the source · title, characters 58–71

Title

Effect of Long-term Reduced Tillage on Yield and Weeds of Spring Barley

Andrzej Woźniak; Cezary A. Kwiatkowski Journal of Agricultural Science and Technology 2013

Other claims from this paper (3)

Record rev-e45dc5bee12d0e0d3af2d3e668028a80795d9ff482245fe8d77e2e76b5550553 · schema claims-v0.9 · position 1 in the model’s answer

tillage · yield · Hordeum vulgare (barley)Positive and negative results

161 papers: 105 positive, 56 negative or no effect

104 papers in the same direction as this claim · 43 in the opposite direction · 13 reporting no difference from an alternative

  1. no effect
    Conservation tillage had little or no effect on crop yield overall.

    The effect of various long-term tillage systems on soil properties and spring barley yield · 2012

    Opposite directionCited by this paper

  2. positive
    Barley grain yield was highest under conventional tillage after pea.

    EFFECT OF VARIOUS SYSTEMS OF TILLAGE ON WINTER BARLEY YIELD, WEED INFESTATION AND SOIL PROPERTIES · 2020 · compared with NT after wheat

    Same directionCites this paper

  3. positive
    Grain yield was significantly higher under reduced tillage (RT) than under conventional tillage (CT) and herbicide tillage (HT).

    Yield and Economic Results of Spring BarleyGrown in Crop Rotation and in Monoculture · 2019 · compared with CT and HT

    Same directionCites this paper

  4. positive
    Reduced tillage produced higher barley grain yield than no tillage.

    Spring barley response to tillage systems and crop residues · 2022 · compared with NT

    Same directionCites this paper

  5. no effect
    Deep ploughing had no effect on yields.

    The effects of cultivation method, fertilizer input and previous sward type on organic C and N storage and gaseous losses under spring and winter barley following long-term leys · 2002

    Opposite direction

  6. negative
    Chisel plowing reduced barley seed yield by 20% in 1995, associated with timothy and bluegrass interference.

    Manure, Tillage, and Crop Rotation: Effects on Residual Weed Interference in Spring Barley Cropping Systems · 1998

    Opposite direction

  7. negative
    Reduced tillage reduced spring barley grain yield by 7% against conventional tillage.

    Effect of tillage systems, mulches and nitrogen fertilization on spring barley (Hordeum vulgare) · 2008 · compared with conventional tillage

    Opposite direction

  8. no effect
    Tillage effects on mean crop yields were nonsignificant

    Barley, Canola, and Weed Growth with Decreasing Tillage in a Cold, Semiarid Climate · 1995

    Opposite direction

152 papers more in this group

See all 161 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.