Intervention effectmodel-written summary

Corn intercropped with B. brizantha decreased subsequent soybean yield.

A claim from Impact of above-ground dry matter residue from cover crops on fall-winter corn and spring- summer soybean yield under no-tillage system · 2015

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Corn intercropped with B. brizantha decreased subsequent soybean yield.

Taxon
soybeanGlycine maxe0
Treatment
intercropping fall-winter corn with B. brizantha cv. Marandue0
Outcome
soybean crop yielde0
Direction
decreasede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“The soybean crop yield decreased because of the aboveground dry matter production of the cover crop of B. brizantha cv. Marandu and the intercropping fall-winter corn with B. brizantha cv. Marandu.”

✓ located verbatim in the source · abstract, characters 1494–1691

Title

Impact of above-ground dry matter residue from cover crops on fall-winter corn and spring- summer soybean yield under no-tillage system

Simone Cândido Ensinas; Ademar Pereira Serra; Marlene Estevão Marchetti; et al. Australian Journal of Crop Science 2015

Other claims from this paper (7)

Record rev-858f9ccdc5c0d7b53e63d309bb072991bf36d570e27a482e0aa86868c4b67522 · schema claims-v0.9 · position 8 in the model’s answer

Zea mays subsp. mays · yield · Glycine max (soybean)Results differ

70 papers: 48 positive, 22 negative or no effect

21 papers in the same direction as this claim · 48 in the opposite direction

  1. positive
    First-year soybean after 5 yr of consecutive corn yielded 8% more than the other six rotation sequences.

    Corn and Soybean Response to Rotation Sequence, Row Spacing, and Tillage System · 2003 · compared with the other six rotation sequences

    Opposite direction

  2. positive
    Corn residues enhanced soybean yield in the field.

    Corn and Soybean Response to Allelopathic Effects of Weed and Crop Residues1 · 1982

    Opposite direction

  3. positive
    Annually rotated soybean yielded 10% more than continuous soybean.

    Environment Affects the Corn and Soybean Rotation Effect · 1997 · compared with continuous soybean

    Opposite direction

  4. positive
    Soybean yields were greatest when S19–90 was planted without tillage following corn or oat.

    Tillage, Crop Sequence, and Cultivar Effects on Sclerotinia Stem Rot Incidence and Yield in Soybean · 2001

    Opposite direction

  5. positive
    soybean yield increased up to 11% versus monoculture.

    Corn–Soybean Rotation Effects on Soil Water Depletion · 1993 · compared with monoculture

    Opposite direction

  6. positive
    Three-year corn and winter wheat rotations produced the largest soybean yields.

    Crop rotation enhances soybean yields and soil health indicators · 2021

    Opposite direction

  7. positive
    First-year soybean after 5 years of consecutive corn yielded 8% more than the other six rotation sequences.

    Influence of Rotation Sequence on the Optimum Corn and Soybean Plant Population · 2002 · compared with other six rotation sequences

    Opposite direction

  8. positive
    Soybean after one year of corn yielded more than soybean after soybean.

    Impact of Crop Rotation and Tillage System onHeterodera glycinesPopulation Density and Soybean Yield · 1995 · compared with soybean after soybean

    Opposite direction

61 papers more in this group

See all 70 papers →

Urochloa brizantha · yield · Glycine max (soybean)Positive and negative results

11 papers: 4 positive, 7 negative or no effect

6 papers in the same direction as this claim · 4 in the opposite direction

  1. positive
    The triple intercrop had higher yield of soybean to silage when intercropped with guinea grass.

    An Innovative Corn to Silage-Grass-Legume Intercropping System With Oversown Black Oat and Soybean to Silage in Succession for the Improvement of Nutrient Cycling · 2020

    Opposite direction

  2. positive
    Paiaguas forage systems in monoculture and intercropped rows supported higher soybean yield.

    Dynamics of biomass of pearl millet and Paiaguas palisadegrass in different forage systems and sowing periods in yield of soybean · 2016

    Opposite direction

  3. positive
    Soybean grown in monocropped Paiaguas palisadegrass biomass had better yields than other systems.

    Agronomic characteristics of soybean under the production and decomposition of sunflower and Paiaguas palisadegrass biomass in different integrated production systems · 2020 · compared with soybean cultivated otherwise

    Opposite direction

  4. positive
    Soil correctives and previous palisade grass cultivation decreased the harmful effects of soil compaction on soybean growth and yield.

    Previous cultivation of palisade grass and soil correctives: influence on growth and yield of soybean cultivated under various soil compaction levels · 2011

    Opposite direction

  5. no effect
    Intercropping palisadegrass did not affect soybean or palisadegrass yield in super-early or early soybean cultivars.

    An Innovative Crop–Forage Intercrop System: Early Cycle Soybean Cultivars and Palisadegrass · 2012 · compared with sole cropped soybean

    Same direction

  6. negative
    Managing U. brizantha chemically near sowing significantly damaged soybean yield.

    Cover crops and herbicide timing management on soybean yield under no-tillage system · 2012

    Same direction

  7. negative
    Soybean yield under B. brizantha straw was lower than under pearl millet straw.

    Soybean growth and yield under cover crops · 2013 · compared with pearl millet

    Same direction

  8. no effect
    Intercropping with Urochloa brizantha did not significantly affect yield of three soybean cultivars.

    Intercropping of soybean cultivars with Urochloa · 2014

    Same direction

2 papers more in this group

See all 11 papers →

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

218 papers: 131 positive, 87 negative or no effect

86 papers in the same direction as this claim · 131 in the opposite direction

  1. positive
    Soybean grain yield was higher after sole and intercropped ruzi grass than after other crops.

    Legumes and forage species sole or intercropped with corn in soybean-corn succession in midwestern Brazil · 2013 · compared with other crops

    Opposite directionCited by this paper

  2. positive
    Yield and land equivalent ratio of both intercrops increased over sole crops

    Interspecific Interaction and Nutrient Use in Soybean/Sorghum Intercropping System · 2006 · compared with sole crops

    Opposite direction

  3. positive
    Soybean had higher grain yield after intercropping than after monocropped corn.

    Improving Soil Fertility and Crop Yield in a Tropical Region with Palisadegrass Cover Crops · 2015 · compared with monocropped areas

    Opposite direction

  4. positive
    Total monetary return was higher for the intercrops than for the sole crops.

    Effect of maize planting density on the performance of maize/soybean intercropping system in a guinea savannah agroecosystem · 2007 · compared with sole crops

    Opposite direction

  5. positive
    soybean/potato intercropping showed significant yield advantage.

    Temporal Differentiation of Crop Growth as One of the Drivers of Intercropping Yield Advantage · 2018 · compared with corresponding monocultures

    Opposite direction

  6. positive
    Sunflower and soybean intercrops gave LER values higher than 1 in both experiments, so intercrops were more productive than sole crops.

    Intercropping sunflower and soybean in intensive farming systems: Evaluating yield advantage and effect on weed and insect assemblages · 2014 · compared with sole crops

    Opposite direction

  7. positive
    Grass and legume intercropping positively affected soybean grain yield.

    Soil quality and soybean productivity in crop-livestock integrated system in no-tillage · 2018

    Opposite direction

  8. positive
    Except in Zaria in 2014, the land equivalent ratio was higher at 50 cm maize spacing than at 65 cm.

    MAIZE–SOYBEAN INTERCROPPING FOR SUSTAINABLE INTENSIFICATION OF CEREAL–LEGUME CROPPING SYSTEMS IN NORTHERN NIGERIA · 2017 · compared with maize spaced at 65 cm

    Opposite direction

209 papers more in this group

See all 218 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.