Intervention effectmodel-written summary

Foliar zinc plus fulvic acid generally improved zinc bioavailability relative to zinc alone.

A claim from The Effectiveness of Foliar Applications of Zinc and Biostimulants to Increase Zinc Concentration and Bioavailability of Wheat Grain · 2020

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Foliar zinc plus fulvic acid generally improved zinc bioavailability relative to zinc alone.

Treatment
Foliar Zn + FAe0
Outcome
Zn bioavailabilitye0
Direction
highere0
Comparator
foliar Zn alonee0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Foliar Zn + FA and Zn + AA generally resulted in higher Zn bioavailability than foliar Zn alone”

✓ located verbatim in the source · abstract, characters 860–955
t0

“The Effectiveness of Foliar Applications of Zinc and Biostimulants to Increase Zinc Concentration and Bioavailability of Wheat Grain”

✓ located verbatim in the source · title, characters 0–132

Title

The Effectiveness of Foliar Applications of Zinc and Biostimulants to Increase Zinc Concentration and Bioavailability of Wheat Grain

Shaoxia Wang; Xiaohong Tian; Qing Liu Agronomy 2020. doi:10.3390/agronomy10020178

Other claims from this paper (10)

Record rev-e010f1da92d9c0473d76e6c05f945398878d91ebf6de1afdc5d0e4d0c016c12f · schema claims-v0.9 · position 7 in the model’s answer

zinc atom · nutrient: content · Triticum aestivum (wheat)Results differ

380 papers: 347 positive, 33 negative or no effect

346 papers in the same direction as this claim · 33 in the opposite direction

  1. no effect
    Soil-applied zinc did not significantly increase grain zinc concentration.

    Comparative efficacy of soil and foliar zinc application for agronomic biofortification of wheat with zinc · 2025 · compared with unfertilized control

    Opposite directionCites this paper

  2. positive
    Foliar Zn increased grain Zn concentration by 84%.

    Foliar Zinc, Nitrogen, and Phosphorus Application Effects on Micronutrient Concentrations in Winter Wheat · 2014

    Same directionCited by this paper

  3. positive
    Foliar zinc with pesticides improved whole grain and milling fraction zinc concentration as effectively as foliar zinc alone.

    Improving Zinc Concentration and Bioavailability of Wheat Grain through Combined Foliar Applications of Zinc and Pesticides · 2019 · compared with foliar Zn application alone

    Same directionCited by this paper

  4. positive
    Foliar Zn+N generally increased Zn concentration and bioavailability versus foliar Zn alone.

    Improving Nutritional Quality of Wheat Grain through Foliar Zinc Combined with Macronutrients · 2017 · compared with foliar Zn alone

    Same directionCited by this paper

  5. positive
    Foliar Zn treatment increased grain Zn, especially at higher concentrations.

    Tissue Accumulation and Quantification of Zn in Biofortified Triticum aestivum Grains—Interactions with Mn, Fe, Cu, Ca, K, P and S · 2020 · compared with control—without foliar spraying

    Same directionCites this paper

  6. positive
    Zincol‐16 showed the maximum improvement in grain Zn content, 33.18 mg Zn kg −1, with soil application of Zn.

    Genotypic Variability in Root System Architecture and Its Association With Fe and Zn Biofortification in Wheat ( Triticum aestivum L.) · 2025

    Same directionCites this paper

  7. positive
    Combining zinc with methionine enhances zinc uptake and enzymatic activity.

    Enhancing Wheat Growth and Yield through Foliar Application of Zinc in Combination with Methionine, Histidine and Citric Acid as Chelators · 2024

    Same directionCites this paper

  8. negative
    Exudates from zinc-deficient grasses greatly increased zinc and iron mobilization.

    Release of zinc mobilizing root exudates in different plant species as affected by zinc nutritional status · 1991

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

371 papers more in this group

See all 380 papers →

other · nutrient: content · Triticum aestivum (wheat)Positive and negative results

75 papers: 64 positive, 11 negative or no effect

63 papers in the same direction as this claim · 11 in the opposite direction

  1. positive
    Foliar application of base cations and biostimulants led to beneficial changes in wheat nutrient homeostasis.

    Effect of biostimulants combined with fertilization on yield and nutritional value of wheat crops · 2025

    Same directionCites this paper

  2. no effect
    Humic substances did not affect macro- and micronutrient status in the second year.

    Effects of Coal- Derived Humic Substance on Some Soil Properties and Bread Wheat Yield · 2011

    Opposite direction

  3. no effect
    Only three of 66 comparisons showed significant differences in soluble P concentrations between humic acid and control treatments.

    Effect of Low‐Rate Commercial Humic Acid on Phosphorus Availability, Micronutrient Uptake, and Spring Wheat Yield · 2007 · compared with control

    Opposite direction

  4. no effect
    Acidifying amendments did not improve P fertiliser uptake in wheat grown in highly calcareous soils.

    Effect of acidifying amendments on P availability in calcareous soils · 2022

    Opposite direction

  5. negative
    Previous high-analysis fertilizer and amendment applications markedly depleted soil Zn pools compared with buffer plots.

    Dynamics of zinc under long‐term application of chemical fertilizers and amendments by maize–wheat cropping sequence in Typic Hapludalfs · 2019 · compared with buffer plots

    Opposite direction

  6. negative
    Arsenic oxide nanoparticles induced arsenic uptake and accumulation in wheat.

    Soil enrichment with actinomycete mitigates the toxicity of arsenic oxide nanoparticles on wheat and maize growth and metabolism · 2021

    Opposite direction

  7. negative
    KH, HA and FA significantly reduced nutrient bioavailability and wheat nutrient distribution.

    Wheat Productivity as Influenced by Integrated Mineral, Organic and Biofertilization · 2023

    Opposite direction

  8. negative
    The wheat straw amendment gave the lowest N concentration and uptake.

    Topsoil replacement depth and organic amendment effects on plant nutrient uptake from reclaimed natural gas wellsites · 2006

    Opposite direction

66 papers more in this group

See all 75 papers →

application · nutrient: content · Triticum aestivum (wheat)Positive and negative results

275 papers: 257 positive, 18 negative or no effect

256 papers in the same direction as this claim · 17 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
    Foliar Zn+N significantly increased Fe.

    Foliar Zinc, Nitrogen, and Phosphorus Application Effects on Micronutrient Concentrations in Winter Wheat · 2014

    Same directionCited by this paper

  2. positive
    Foliar zinc with pesticides improved whole grain and milling fraction zinc concentration as effectively as foliar zinc alone.

    Improving Zinc Concentration and Bioavailability of Wheat Grain through Combined Foliar Applications of Zinc and Pesticides · 2019 · compared with foliar Zn application alone

    Same directionCited by this paper

  3. positive
    Fulvic acids with zinc plus pesticides raised grain zinc bioavailability in 2017.

    Biofortification of wheat with zinc as affected by foliar applications of zinc, pesticides, phosphorus and biostimulants · 2021

    Same directionCites this paper

  4. positive
    Foliar Zn+N generally increased Zn concentration and bioavailability versus foliar Zn alone.

    Improving Nutritional Quality of Wheat Grain through Foliar Zinc Combined with Macronutrients · 2017 · compared with foliar Zn alone

    Same directionCited by this paper

  5. positive
    Foliar application of base cations and biostimulants led to beneficial changes in wheat nutrient homeostasis.

    Effect of biostimulants combined with fertilization on yield and nutritional value of wheat crops · 2025

    Same directionCites this paper

  6. positive
    Foliar applications significantly increased iron, zinc and manganese content in wheat grain.

    Effect of foliar fertilization applied at different phenological stages on wheat (Triticum aestivum L.) yield and grain nutrient content under greenhouse conditions · 2025

    Same directionCites this paper

  7. positive
    Zincol‐16 showed the maximum improvement in grain Zn content, 33.18 mg Zn kg −1, with soil application of Zn.

    Genotypic Variability in Root System Architecture and Its Association With Fe and Zn Biofortification in Wheat ( Triticum aestivum L.) · 2025

    Same directionCites this paper

  8. negative
    Foliar application led to less than 1% of fertilizer nitrogen absorbed into wheat grain.

    EFFECTS OF FOLIAR- AND SOIL-APPLIED NITROGEN AND SOIL NITRATE-NITROGEN LEVEL ON THE PROTEIN CONTENT OF NEEPAWA WHEAT · 1972

    Opposite direction

266 papers more in this group

See all 275 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.