Intervention effectmodel-written summary

A winter cover crop after immature whole-plant corn harvest partly compensated simulated soil carbon loss.

A claim from Life Cycle Analysis of Corn Harvest Strategies for Bioethanol Production · 2013

Intervention effectobservedoriginal resultpositivesimulated

Claim · model-written summary

A winter cover crop after immature whole-plant corn harvest partly compensated simulated soil carbon loss.

Treatment
winter cover crop planted after whole‐plant immature corn harveste0
Outcome
SOC losse0
Direction
compensatee0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Zea mays subsp. mays
Zea mays subsp. mays · TaxonDominicus Johannes Bergsma · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“a winter cover crop planted after whole‐plant immature corn harvest could compensate for part of the SOC loss associated with a whole‐corn‐plant harvest”

✓ located verbatim in the source · abstract, characters 1422–1574
t0

“Corn Harvest Strategies”

✓ located verbatim in the source · title, characters 23–46

Title

Life Cycle Analysis of Corn Harvest Strategies for Bioethanol Production

Juan Gao; Kurt D. Thelen; Xinmei Hao Agronomy Journal 2013. doi:10.2134/agronj2012.0420

Other claims from this paper (4)

Record rev-d3a6f115b7cc1f8a5e3f61fdff003963636beedc414ce651a6645466d16e0bce · schema claims-v0.9 · position 5 in the model’s answer

Zea mays subsp. mays · soil: chemistry · Zea mays (maize)Positive and negative results

5 papers: 3 positive, 2 negative or no effect

2 papers in the same direction as this claim · 2 in the opposite direction

  1. negative
    Collecting corn stover reduced baseline soil organic carbon accumulation by approximately 40%.

    A multi-product landscape life-cycle assessment approach for evaluating local climate mitigation potential · 2022 · compared with baseline

    Opposite direction

  2. no effect
    Soil nitrification, arginine ammonification and soil organic matter content did not differ significantly between Bt and non-Bt corn soils.

    Effects of planting Bt corn on soil microbial activity and soil fertility · 2005 · compared with non-Bt

    Opposite direction

  3. positive
    Mulch increased soil fertility.

    Field investigation on effects of wheat-straw/corn-stalk mulch on ecological environment of upland crop farmland · 2002

    Same direction

  4. positive
    CCBC increased soil pH to 4.68.

    Corn cob biochar as agricultural waste management for increasing soil resilient and crop yield · 2023

    Same direction

See all 5 papers →

cover crop · soil: chemistry · Zea mays (maize)Positive and negative results

12 papers: 6 positive, 6 negative or no effect

5 papers in the same direction as this claim · 5 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
    Cover crops did not increase plant-available nitrogen during the sweet corn season at either site.

    Nitrogen cycling, profit margins and sweet corn yield under fall cover crop systems · 2012 · compared with no-cover

    Opposite direction

  2. no effect
    Cover crops did not affect soil pH, electrical conductivity or total nitrogen.

    Demonstrating Short-Term Impacts of Grazing and Cover Crops on Soil Health and Economic Benefits in an Integrated Crop-Livestock System in South Dakota · 2020

    Opposite direction

  3. negative
    Gramineae cover crops significantly reduced soil nitrogen availability.

    Maize growth as a function of cover crop‐mediated soil microbiome · 2025

    Opposite direction

  4. no effect
    Cover crops did not increase plant available nitrogen in the sweet corn season at either site.

    Nitrogen cycling, profit margins and sweet corn yield under fall cover crop systems · 2012 · compared with no-cover

    Opposite direction

  5. negative
    Gramineae cover crops significantly reduced soil nitrogen availability.

    Maize growth as a function of cover crop‐mediated soil microbiome · 2025

    Opposite direction

  6. no effect
    Topsoil organic carbon, phosphorus and potassium did not differ among cover crop and chopping treatments.

    Effects of Non-Leguminous Cover Crops on Yield and Quality of Baby Corn (Zea mays L.) Grown under Subtropical Conditions · 2020 · compared with among treatments

    No difference from an alternative

  7. positive
    Perennial cover crops met erosion and soil carbon requirements.

    REVIEW: Balancing limiting factors & economic drivers for sustainable Midwestern US agricultural residue feedstock supplies · 2010

    Same direction

  8. positive
    Cover cropping increased soil organic matter.

    A regionally-adapted implementation of conservation agriculture delivers rapid improvements to soil properties associated with crop yield stability · 2018

    Same direction

3 papers more in this group

See all 12 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.