Intervention effectmodel-written summary

Reduced tillage was superior to ploughing on clay soil.

A claim from Residue cover, soil structure, weed infestation and spring cereal yields as affected by tillage and straw management on three soils in Norway · 2016

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Reduced tillage was superior to ploughing on clay soil.

Taxon
spring wheat and oatsAvena sativaTriticum aestivume1
Treatment
Reduced tillagee0
Outcome
yield differencese0
Direction
superiore0
Comparator
ploughinge0
Setting
clay soile0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleValueQualifier

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Reduced tillage, compared to ploughing, gave only small yield differences on loam soil, while it was superior on clay soil and inferior on silt soil”

✓ located verbatim in the source · abstract, characters 973–1121
e1

“spring wheat and oats”

✓ located verbatim in the source · abstract, characters 19–40

Title

Residue cover, soil structure, weed infestation and spring cereal yields as affected by tillage and straw management on three soils in Norway

T. Seehusen; I. S. Hofgaard; K. S. Tørresen; et al. Acta Agriculturae Scandinavica Section B - Soil & Plant Science 2016. doi:10.1080/09064710.2016.1221987

Other claims from this paper (7)

Record rev-e4bf8301161b2b6f98847209cf834663b93d45747fdadff9bb0e7b27e2c43f9c · schema claims-v0.9 · position 6 in the model’s answer

tillage · yield · Avena sativa (oats)Positive and negative results

37 papers: 25 positive, 12 negative or no effect

24 papers in the same direction as this claim · 10 in the opposite direction · 2 reporting no difference from an alternative

  1. positive
  2. negative
  3. negative
  4. negative
  5. no effect
  6. negative
  7. no effect
  8. negative

28 papers more in this group

See all 37 papers →

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

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

1,115 papers in the same direction as this claim · 257 in the opposite direction · 41 reporting no difference from an alternative

  1. positive
  2. negative
  3. negative
  4. negative
  5. no effect
  6. no effect
  7. no effect
  8. negative

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.