Intervention effectmodel-written summary

N30 (ammonium sulfate) on P60K60 with a nitrogen-fixing inoculant gave the highest three-year soybean yield

A claim from Influence of climate trends on the effect of nitrogen fertilizers, nitrapyrin and inoculates in soybean growing in Male Polissya · 2025

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

N30 (ammonium sulfate) on P60K60 with a nitrogen-fixing inoculant gave the highest three-year soybean yield

Taxon
soybeanGlycine maxt0
Treatment
N30 (ammonium sulfate) on a P60K60 background and the use of a nitrogen-fixing inoculante1
Outcome
three-year yielde1
Direction
higheste1
Setting
Male Polissyae0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorValueQualifier

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

t0

“soybean growing”

✓ located verbatim in the source · title, characters 96–111
e0

“in Male Polissya, considering the mesoclimate dynamics in Western Ukraine”

✓ located verbatim in the source · abstract, characters 218–291
e1

“With the nitrogen fertilization system N30 (ammonium sulfate) on a P60K60 background and the use of a nitrogen-fixing inoculant, the highest three-year yield was achieved”

✓ located verbatim in the source · abstract, characters 1446–1616

Title

Influence of climate trends on the effect of nitrogen fertilizers, nitrapyrin and inoculates in soybean growing in Male Polissya

P. S. Hnativ; O. V. Haskevych; I. A. Shuvar; et al. Ukrainian Journal of Veterinary and Agricultural Sciences 2025. doi:10.32718/ujvas8-1.09

Other claims from this paper (6)

Record rev-03e4f92c97cd896f044f7604202538be319eedde37f0bc25fcb233206f0ab743 · schema claims-v0.9 · position 1 in the model’s answer

ammonium sulfate · yield · Glycine max (soybean)Positive and negative results

13 papers: 8 positive, 5 negative or no effect

7 papers in the same direction as this claim · 5 in the opposite direction

  1. no effect
    Two-year average grain yield with glyphosate, AMS and water (3.74 Mg ha −1) did not differ from AMS and water alone (3.79 Mg ha −1).

    Glyphosate‐Resistant Soybean Cultivar Response to Glyphosate · 2001 · compared with AMS and water treatment

    Opposite direction

  2. negative
    Wide-row soybean yield was reduced versus weed-free controls for treatments other than three glyphosate options.

    Weed Management in Wide‐ and Narrow‐Row Glyphosate Resistant Soybean · 1999 · compared with weed‐free control

    Opposite direction

  3. no effect
    The small increase in soybean yield with S application was not significant.

    Corn and soybean response to sulfur fertilizer in West Tennessee · 2021

    Opposite direction

  4. negative
    Ammonium sulphate even with P and K adversely affected system productivity.

    Biological N2 Fixation in Soybean and Contribution to Soil in a 40-Year-Old Experiment on Alfisols of Ranchi · 2014

    Opposite direction

  5. no effect
    Ammonium sulfate did not consistently enhance soybean yield or leaflet-S concentration at responsive site-years.

    Evaluation of soybean response to various sulfur fertilizer sources · 2026

    Opposite direction

  6. positive
    The optimized combination increased soybean seed yield by 13.02% versus ammonium sulfate alone.

    Interactions of Biochar Briquette with Ammonium Sulfate Fertilizer for Controlled Nitrogen Loss in Soybean Intercopping with Melaleuca cajuputi · 2021 · compared with single ammonium sulfate fertilizer

    Same direction

  7. positive
    Ammonium sulphate was relatively better for soybean dry matter yield production.

    Studies on S nutrition of soybean (Glycine max L.) from three sulphate sources. · 1980

    Same direction

  8. positive
    In the greenhouse, soybean grain yield and S uptake followed the order AMS = MAP – (AMS + ES) > ES + bentonite.

    Comparing various sulfur sources for soybean grown on an acid Oxisol in Brazil · 2022

    Same direction

4 papers more in this group

See all 13 papers →

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

416 papers: 318 positive, 98 negative or no effect

317 papers in the same direction as this claim · 91 in the opposite direction · 7 reporting no difference from an alternative

  1. negative
    Soybeans relying only on atmospheric nitrogen yielded less than half as much seed as those using nitrate and atmospheric nitrogen in hydroponics.

    Soil and Symbiotic Nitrogen Requirements for Optimum Soybean Production1 · 1974 · compared with plants utilizing both nitrate and atmospheric nitrogen

    Opposite direction

  2. no effect
    Applied nitrogen did not significantly affect grain yield; the observed increase was 39 kg ha−1.

    Nitrogen Application to Soybean at Early Reproductive Development · 2005 · compared with no‐N control

    Opposite direction

  3. negative
    Nitrogen stress during seed development reduced soybean final seed size.

    The Effect of Source-Sink Alterations on Soybean Seed Growth* · 1985

    Opposite direction

  4. no effect
    Soil-applied N or foliar-applied B did not increase soybean seed yield at any rate or application stage.

    Soybean Yield Response to Reproductive Stage Soil‐Applied Nitrogen and Foliar‐Applied Boron · 2001

    Opposite direction

  5. no effect
    With adequate N, nodulated and non-nodulated soybean had similar seed yields.

    Dry Matter Accumulation in Soybean (Glycine max (L) Merrill) Plants As Influenced by N, P, and K Fertilization1 · 1971 · compared with nodulated and non‐nodulated soybeans

    Opposite direction

  6. no effect
    Nitrogen at rates up to 360 kg/ha added for the preceding year's corn had no effect on soybean yields.

    Soybean Yields with Direct and Residual Nitrogen Fertilization1 · 1973

    Opposite direction

  7. negative
    K-polyphosphate mix foliar spraying reduced soybean yield by 10.9% on average over two sites.

    Foliage Injury, Nutrient Intake, and Yield of Soybeans as Influenced by Foliar Fertilization1 · 1980

    Opposite direction

  8. no effect
    Straw treatment, nitrogen timing, and nitrogen rate did not significantly differ in soybean yield.

    Effect of Nitrogen on Nodulation and Yield of Irrigated Soybeans1 · 1971

    Opposite direction

407 papers more in this group

See all 416 papers →

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

566 papers: 491 positive, 75 negative or no effect

490 papers in the same direction as this claim · 63 in the opposite direction · 12 reporting no difference from an alternative

  1. no effect
    Inoculation did not significantly change soybean seed yield in either year.

    Persistence and Recovery of Rhizobium japonicum Inoculum in a Field Soil1 · 1984

    Opposite direction

  2. no effect
    Across 63 environments, inoculants did not produce a soybean yield response significantly different from zero relative to untreated control.

    Probability of Yield Response to Inoculants in Fields with a History of Soybean · 2010 · compared with an untreated control

    Opposite direction

  3. no effect
    Soybean soybean seed yield was unaffected by additional soil inoculation at V4 inoculation.

    Soybean yield, biological N2 fixation and seed composition responses to additional inoculation in the United States · 2019

    Opposite direction

  4. no effect
    Inoculants did not significantly affect soybean seed yield on relatively high nitrogen soils.

    Yield and N Content of Soybean Seed as Influenced by Rhizobium japonicum Inoculants Possessing the Hydrogenase Characteristic1 · 1981

    Opposite direction

  5. no effect
    Inoculation did not significantly affect seed yield.

    Effects of Soil Water on Rhizobium japonicum Infection, Nitrogen Accumulation, and Yield in Bragg Soybeans1 · 1981

    Opposite direction

  6. no effect
    Inoculum did not increase soybean yield at 10 of 12 field locations.

    Impact of Inoculation and Use of Fertilizer Nitrogen on Soybean Production Where Growing Seasons Are Short · 1990

    Opposite direction

  7. no effect
    GEM96 nodulation enhancement in Merlin did not increase field grain yield.

    Enhanced Soybean Productivity by Inoculation With Indigenous Bradyrhizobium Strains in Agroecological Conditions of Northeast Germany · 2022

    Opposite direction

  8. no effect
    Production of foliage and seed nitrogen was satisfactory irrespective of inoculation rate in rhizobia-high plots.

    Low survival of Rhizobium japonicum inoculant leads to reduced nodulation, nitrogen fixation and yield of soybean in the current crop but not in the subsequent crop · 1987

    Opposite direction

557 papers more in this group

See all 566 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.