Intervention effectmodel-written summary

Manure, deep tillage and plastic film produced 11 472 kg ha−1 corn yield in 2013, 38% above control.

A claim from Soil properties and corn (Zea mays L.) production under manure application combined with deep tillage management in solonetzic soils of Songnen Plain, Northeast China · 2016

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Manure, deep tillage and plastic film produced 11 472 kg ha−1 corn yield in 2013, 38% above control.

Treatment
manure application+deep tillage+plastic film mulchinge0
Outcome
corn yielde0
Direction
increasede0
Value
11 472e0
Qualifier
2013e0
Comparator
control treatmente0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSetting

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

“corn yield was obtained in the treatments with manure application+deep tillage+plastic film mulching (11 472 and 12 228 kg ha−1), and increased by 38 and 43% comparing with the control treatment (8 343 and 8 552 kg ha−1) both in the 2013 and 2014 experiments, respectively”

✓ located verbatim in the source · abstract, characters 1014–1286

Title

Soil properties and corn (Zea mays L.) production under manure application combined with deep tillage management in solonetzic soils of Songnen Plain, Northeast China

Qing-feng MENG; Da-wei LI; Juan ZHANG; et al. Journal of Integrative Agriculture 2016. doi:10.1016/s2095-3119(15)61196-0

Other claims from this paper (11)

Record rev-a7fb4d52941bb87e29dde1f8902ee20180dfd8b507975231f60ee264702ee5f5 · schema claims-v0.9 · position 3 in the model’s answer

mulching · yield · Zea mays (maize)Positive and negative results

364 papers: 330 positive, 34 negative or no effect

329 papers in the same direction as this claim · 31 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
    Crimson, Balansa, and subterranean clover mulches produced poor corn yields despite high nitrogen.

    Nitrogen Delivery from Legume Cover Crops in No‐Till Organic Corn Production · 2011

    Opposite direction

  2. no effect
    Living mulches did not significantly reduce corn grain yield when legume suppression was adequate.

    Cyanazine Losses in Runoff from No‐Tillage Corn in “Living” and Dead Mulches vs. Unmulched, Conventional Tillage · 1984

    Opposite direction

  3. negative
    Without nitrogen in the wet year, mulched plots yielded much less.

    Effect of a Killed Sod Mulch on Nitrate Movement and Corn Yield1 · 1973 · compared with conventionally‐tilled no nitrogen treatment

    Opposite direction

  4. negative
    Corn yield was lower with ladino clover mulch than with conventional disk planting.

    No-Till Corn Production in a Living Mulch System · 1989 · compared with conventional disk-plant treatment

    Opposite direction

  5. negative
    Mulching reduced maize yield by 18% in 2011.

    Straw Mulching Reduces Maize Yield, Water, and Nitrogen Use in Northeastern China · 2014 · compared with no mulch

    Opposite direction

  6. negative
    WF produced yield losses relative to BF.

    Response of Soil Temperature, Moisture, and Spring Maize (Zea mays L.) Root/Shoot Growth to Different Mulching Materials in Semi-Arid Areas of Northwest China · 2020 · compared with BF

    Opposite direction

  7. negative
    Adding only mulch or crop rotation to no-tillage or conventional tillage led to lower or equal maize yield.

    The crucial role of mulch to enhance the stability and resilience of cropping systems in southern Africa · 2021 · compared with no-tillage or conventional tillage

    Opposite direction

  8. no effect
    Weeds mulch, white plastic mulch and living mulch did not enhance maize biological yield.

    Impact of tillage, plant population and mulches on biological yield of maize. · 2009

    Opposite direction

355 papers more in this group

See all 364 papers →

tillage · yield · Zea mays (maize)Positive and negative results

1,099 papers: 812 positive, 287 negative or no effect

811 papers in the same direction as this claim · 230 in the opposite direction · 57 reporting no difference from an alternative

  1. positive
    VRT increased grain yield by 2.4%–38.6% on average.

    Effects of Deep Vertical Rotary Tillage on Soil Water Use and Yield Formation of Forage Maize on Semiarid Land · 2024

    Same directionCites this paper

  2. no effect
    Cover-crop no-tillage and standard no-tillage gave similar corn yields.

    Potential Long‐Term Benefits of No‐Tillage and Organic Cropping Systems for Grain Production and Soil Improvement · 2007 · compared with NT

    Opposite direction

  3. negative
    No-till produced less corn grain than plow tillage.

    Tillage and Rotation Interactions for Corn and Soybean Grain Yield as Affected by Precipitation and Air Temperature · 2004 · compared with plow

    Opposite direction

  4. no effect
    Tillage had no grain-yield effect in manure or compost plots in three of four years.

    Composted and Noncomposted Manure Application to Conventional and No‐Tillage Systems: Corn Yield and Nitrogen Uptake · 1999

    Opposite direction

  5. negative
    No-tillage corn grain yield was 5% lower than under conventional tillage.

    Corn and Soybean Response to Rotation Sequence, Row Spacing, and Tillage System · 2003 · compared with conventional tillage system

    Opposite direction

  6. negative
    Continuous no-till corn on Chalmers soil was 2% wetter at harvest than plowed corn.

    Long‐Term Tillage and Rotation Effects on Corn Growth and Yield on High and Low Organic Matter, Poorly Drained Soils · 1988 · compared with plowing

    Opposite direction

  7. negative
    No-tillage without red clover reduced corn grain yield by 13% versus conventional tillage over three years.

    Red Clover and Tillage Influence on Soil Temperature, Water Content, and Corn Emergence · 1999 · compared with conventional tillage treatment

    Opposite direction

  8. no effect
    A significant tillage x year interaction indicated equal continuous corn yields for CT and NT in the first 2 years.

    Corn Production as Affected by Tillage System and Starter Fertilizer · 2002 · compared with NT

    Opposite direction

1,090 papers more in this group

See all 1,099 papers →

fertilization · yield · Zea mays (maize)Positive and negative results

3,908 papers: 3,485 positive, 423 negative or no effect

3,484 papers in the same direction as this claim · 338 in the opposite direction · 85 reporting no difference from an alternative

  1. positive
    Nejayote-manure fertilisers increased maize yield, with IY of 4.2 Mg ha−1.

    Agroecological Fertilisation Practices to Improve Sustainability and Circularity in Maize Crop Systems · 2023

    Same directionCites this paper

  2. negative
    If the V8 sufficiency index was below 90%, in-season nitrogen application did not attain maximum yields.

    Ability for In‐Season Correction of Nitrogen Deficiency in Corn Using Chlorophyll Meters · 1997

    Opposite direction

  3. no effect
    N fertilization did not significantly influence belowground NPP of corn.

    Nitrogen fertilizer effects on soil carbon balances in Midwestern U.S. agricultural systems · 2009

    Opposite direction

  4. negative
    Average grain yield of maize was reduced by 37% at low N (no N fertilizer) compared with high N.

    Improving Nitrogen‐Use Efficiency in European Maize · 2003 · compared with HN

    Opposite direction

  5. no effect
    2 t pm/ha + 30-20-20 kg NPK/ha gave maize biomass and grain yields similar to 4 t pm/ha.

    Poultry manure effect on growth and yield of maize · 2009 · compared with 4 t pm/ha

    Opposite direction

  6. no effect
    Maize yields did not respond to P fertilization.

    Arbuscular mycorrhizal fungi in soil and roots respond differently to phosphorus inputs in an intensively managed calcareous agricultural soil · 2016

    Opposite direction

  7. no effect
    More N fertilizer on the previous small-grain crop rarely increased spring soil nitrate or corn yield.

    Soil Nitrate Accumulation and Corn Response to Preceding Small‐Grain Fertilization and Cover Crops · 1999

    Opposite direction

  8. no effect
    Starter fertilizer did not increase yield.

    Corn Yield is Equal in Conventional, Reduced, and No Tillage after 20 Years · 1996

    Opposite direction

3,899 papers more in this group

See all 3,908 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.