Intervention effectmodel-written summary

Sulfur increased soybean root nodule weight.

A claim from Sulfur Fertilization Influence on Growth and Yield Traits of Three Korean Soybean Varieties · 2016

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sulfur increased soybean root nodule weight.

Taxon
soybeanGlycine maxe0
Treatment
sulfur fertilization in the form of gypsume0
Outcome
weight of soybean root nodulese0
Direction
increasee0

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

“sulfur fertilization in the form of gypsum can also increase the number and weight of soybean root nodules and enhance the ability of nitrogen fixation”

✓ located verbatim in the source · abstract, characters 928–1079

Title

Sulfur Fertilization Influence on Growth and Yield Traits of Three Korean Soybean Varieties

Md. Alamgir Kabir; Wook Kim; Hong Wei Wang; et al. DOAJ (DOAJ: Directory of Open Access Journals) 2016. doi:10.20956/ijas.v4i1.235

Other claims from this paper (12)

Record rev-d0337d503db0b3fd52f458731ebe94de3bf0cf0707283437d5f5ff8d4e04e882 · schema claims-v0.9 · position 3 in the model’s answer

sulfur atom · symbiosis · Glycine max (soybean)Results agree

13 papers: 13 positive, 0 negative or no effect

12 papers in the same direction as this claim

  1. positive
    Sulphur significantly increased total and active soybean nodules, nodule dry weight and dry matter production.

    Effect of Integrated Use of Farmyard Manure and Sulphur in a Soybean and Wheat Cropping System on Nodulation, Dry Matter Production and Chlorophyll Content of Soybean on Swell‐Shrink Soils in Central India · 2000

    Same direction

  2. positive
    Sulfur-free growth significantly inhibited soybean growth, nitrogen fixation and yield.

    Enhancing Soybean Yield: The Synergy of Sulfur and Rhizobia Inoculation · 2023

    Same directionAbout lacking this nutrient, so it counts the other way round

  3. positive
    Sulfur deficiency markedly reduced nodule quantity.

    Response of Nodulated and Nonnodulated Soybean Seedlings to Sulfur Nutrition1 · 1970

    Same directionAbout lacking this nutrient, so it counts the other way round

  4. positive
    Increasing phosphorus and sulphur improved soybean nodulation and nodule fresh weight.

    Influence of phosphorus and sulphur levels on nodulation, growth parameters and yield of soybean (Glycine max L.) grown on Vertisol · 2014

    Same direction

  5. positive
    Increasing sulphur levels significantly increased growth, nodulation and yield of soybean up to 30 kg S/ha.

    Influence of sulphur level on yield, uptake and quality of soybean (Glycine max) under temperate conditions of Kashmir valley · 2011

    Same direction

  6. positive
    Nitrogen or sulphur alone significantly increased soybean nodule number, nodule fresh and dry weight, root length and nodular leghemoglobin content.

    Effect of Nitrogen and Sulphur Nutrition on Nitrogen assimilating Enzymes in Soybean Roots and Nodules · 2014

    Same direction

  7. positive
    Higher sulphur levels increased soybean branches, leaf-area index and nodules.

    Effect of levels and time of sulphur application on growth, yield and quality of soybean (Glycine max) · 2001

    Same direction

  8. positive
    Sulfur fertilization increased soybean root nodule number by 2.7%–35.9%.

    [Physiological and ecological effects of sulfur fertilization on soybean]. · 2006

    Same direction

4 papers more in this group

See all 13 papers →

fertilization · symbiosis · Glycine max (soybean)Positive and negative results

192 papers: 142 positive, 50 negative or no effect

141 papers in the same direction as this claim · 50 in the opposite direction

  1. negative
    Applying 200 kg of nitrogen fertilizer per hectare drastically decreased nodulation and BNF contribution to 44%.

    Nitrogen nutrition of soybean in Brazil: Contributions of biological N2 fixation and N fertilizer to grain yield · 2006

    Opposite direction

  2. negative
    Applied Asn increased nodule Asn and ureide concentrations.

    Asparagine and ureide accumulation in nodules and shoots as feedback inhibitors of N2 fixation in soybean · 2000

    Opposite direction

  3. negative
    All fertilizer sources decreased N2 fixation, plant nodule weight and nodule number in soybean.

    Yield and Composition of Soybean Seed as Affected by N and S Fertilization1 · 1975

    Opposite direction

  4. no effect
    X005 fixation stayed constant from 0 to 80 kg/ha fertilizer.

    Dinitrogen Fixation Measured by 15N Isotope Dilution in Two Canadian Soybean Cultivars1 · 1982

    Opposite direction

  5. negative
    Top dressing of coated urea inhibited nodule activity of soybean after the R3 stage.

    Effect of deep placement of controlled release nitrogen fertilizer (coated urea) on growth, yield, and nitrogen fixation of soybean plants · 1991

    Opposite direction

  6. negative
    Composted chicken manure suppressed soybean nodulation in 2006.

    Grass–Legume Mixtures and Soil Fertility Affect Cover Crop Performance and Weed Seed Production · 2011

    Opposite direction

  7. no effect
    the combination of inoculation and NPK fertiliser application did not affect soybean %Ndfa.

    Understanding variability in the benefits of N2-fixation in soybean-maize rotations on smallholder farmers’ fields in Malawi · 2017

    Opposite direction

  8. negative
    Top dressing depressed soybean N2 fixation during maturation.

    Evaluation of N2fixation and N absorption activity by relative ureide method in field-grown soybean plants with deep placement of coated urea · 1992

    Opposite direction

183 papers more in this group

See all 192 papers →

lime · symbiosis · Glycine max (soybean)Results agree

17 papers: 17 positive, 0 negative or no effect

16 papers in the same direction as this claim

  1. positive
    Nodule number increased with liming.

    Effect of Liming a Highly Al‐saturated Soil on the Top and Root Growth and Soybean Nodulation1 · 1975

    Same direction

  2. positive
    Lime+manure recorded the highest nodule numbers and nodule dry weights per plant in soybean.

    Effect of Farmyard Manure, Lime and Inorganic Fertilizer Applications on Soil pH, Nutrients Uptake, Growth and Nodulation of Soybean in Acid Soils of Western Kenya · 2018

    Same direction

  3. positive
    Integrated nutrient management significantly increased number of nodule per plant.

    Nodulation, yield and quality of soybean as influenced by integrated nutrient management · 1970

    Same direction

  4. positive
    Application of 69 kg P2O5 ha−1 without TAL379 inoculation under limed condition gave the highest number of nodules per plant, 79.4.

    Response of Soybean (Glycine max L. (Merrill)) to Bradyrhizobium Inoculation, Lime, and Phosphorus Applications at Bako, Western Ethiopia · 2021

    Same direction

  5. positive
    Liming increased soybean root nodulation.

    Response of Soybeans to Liming as Related to Soil Acidity, Al and Mn Toxicities, and P in Some Oxisols of Brazil · 1974

    Same direction

  6. positive
    Lime plus inoculation significantly increased weighted nodule effectiveness.

    Impact of soil acidity and liming on soybean ( Glycine max ) nodulation and nitrogen fixation in Kenyan soils · 2020

    Same direction

  7. positive
    Genotype BRS268 showed less percentage reduction in number of nodules, root weight and number of seeds per plant.

    Tolerance to soil acidity of soybean (Glycine max L.) genotypes under field conditions Southwestern Ethiopia · 2022 · compared with lime treated acid soil

    Same direction

  8. positive
    Lime and phosphorus interacted significantly in their effect on soybean nodulation.

    Incubation of soil with agricultural Lime and Phosphorus enhances Biological Nitrogen Fixation and yield of Soybean (Glycine max (L.) Merrill) in an Ultisol · 2019

    Same direction

8 papers more in this group

See all 17 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.