Intervention effectmodel-written summary

Tillage produced more stable returns on silt loam soils at Marianna.

A claim from Evaluation of row-spacing, seedbed preparation, and weed control options for dryland soybean · 2001

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tillage produced more stable returns on silt loam soils at Marianna.

Taxon
soybeanGlycine maxt0
Treatment
tilled systeme0
Outcome
returnse0
Direction
more stablee0
Qualifier
silt loam soilse0
Setting
Marianna, ARe0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorValue

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“the tilled system lead to more stable returns on silt loam soils at Marianna, AR”

✓ located verbatim in the source · abstract, characters 1212–1292
t0

“soybean”

✓ located verbatim in the source · title, characters 85–92

Title

Evaluation of row-spacing, seedbed preparation, and weed control options for dryland soybean

P. M. Manning; T. C. Keisling; M. P. Popp; et al. Communications in Soil Science and Plant Analysis 2001. doi:10.1081/css-120000257

Other claims from this paper (4)

Record rev-5bb1e6905a85d2b38ea8d7cafd0e3df4315e06041a532257b208a7e4ef404e88 · schema claims-v0.9 · position 3 in the model’s answer

tillage · yield · Glycine max (soybean)Positive and negative results

390 papers: 264 positive, 126 negative or no effect

263 papers in the same direction as this claim · 100 in the opposite direction · 26 reporting no difference from an alternative

  1. positive
    Strip till increased seed yield relative to drilled no till.

    Effects of late planting dates, maturity groups and management systems on growth, development and yield of soybean in South Carolina · 2013 · compared with drilled NT system

    Same directionCites this paper

  2. no effect
    Soybean yields were similar under conventional and no tillage.

    Cover crop, tillage, and herbicide effects on weeds, soil properties, microbial populations, and soybean yield · 2003 · compared with NT

    Opposite direction

  3. no effect
    The seedbed tillage method and herbicide treatments did not significantly affect soybean yields in 1976.

    Seedbed Tillage and Herbicide Influence on Soybean (Glycine max) Weed Control and Yield · 1979

    Opposite direction

  4. no effect
    Average no-till yields of soybean were similar to conventional tillage yields.

    Corn/Soybean Rotation Effect as Influenced by Tillage, Nitrogen, and Hybrid/Cultivar · 1991 · compared with CT

    Opposite direction

  5. negative
    Twenty-year mean soybean yield was reduced by 4 to 7% under chisel, ridge and no-till systems in both rotation and monoculture compared with plowing.

    Effect of Tillage and Rotation on Agronomic Performance of Corn and Soybean: Twenty‐Year Study on Dark Silty Clay Loam Soil · 1996 · compared with plowing

    Opposite direction

  6. no effect
    Tillage systems did not significantly affect soybean yield in rotation.

    Tillage for Continuous Corn and Corn-Soybean Rotation · 1982

    Opposite direction

  7. no effect
    Soybean yield was not affected by tillage systems under weed-free conditions.

    Influence of Tillage Systems on Annual Weed Densities and Control in Solid-seeded Soybean (Glycine max) · 1990

    Opposite direction

  8. negative
    No-till yielded 1.1 t ha−1, lower than reduced tillage.

    Weed Control Using Conventional Tillage, Reduced Tillage, No-Tillage, and Cover Crops in Organic Soybean · 2017 · compared with RT

    Opposite direction

381 papers more in this group

See all 390 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.