Intervention effectmodel-written summary

Subsoiling raised mean yield 37% over conventional tillage.

A claim from Irrigation and Tillage Effects on Soybean Yield in a Coastal Plain Soil1 · 1979

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Subsoiling raised mean yield 37% over conventional tillage.

Taxon
soybeansGlycine maxe0
Treatment
subsoiled treatmente0
Outcome
Average yielde0
Direction
higbere0
Value
37%e0
Qualifier
1,802 kg/hae0
Comparator
conventionally tilled soybeanse0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSetting

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Average yield of the subsoiled treatment was 37% higber than the 1,802 kg/ha overall average yield for conventionally tilled soybeans.”

✓ located verbatim in the source · abstract, characters 1495–1629

Title

Irrigation and Tillage Effects on Soybean Yield in a Coastal Plain Soil1

C. K. Martin; D. K. Cassel; E. J. Kamprath Agronomy Journal 1979. doi:10.2134/agronj1979.00021962007100040017x

Other claims from this paper (6)

Record rev-eff4a15212c8e70db49796ae303a2d2c52a54ed407864693f7718e0e004989c0 · schema claims-v0.9 · position 6 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. no effect
    Soybean yields generally did not vary significantly among tillage treatments.

    Tillage effects on soil properties, diseases, cyst nematodes, and soybean yields · 1983 · compared with no-till system

    No difference from an alternativeCites this paper

  2. positive
    Second-year double cropped soybean yield increased by 706 Kg/ha against surface applications.

    Influence of subsoil amelioration with lime, phosphorus and potassium on the yield of soybeans and barley · 1983 · compared with similar quantities of phosphorus and potassium applied to the surface soil of nonsubsoiled plots

    Same directionCites this paper

  3. 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

  4. 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

  5. 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

  6. 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

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

    Tillage for Continuous Corn and Corn-Soybean Rotation · 1982

    Opposite direction

  8. 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

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.