Intervention effectmodel-written summary

polymer-coated urea+foliar N increased leaf Zn in second crop corn.

A claim from Management of nitrogen fertilization on agronomic and nutritional characteristics in second crop corn · 2020

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

polymer-coated urea+foliar N increased leaf Zn in second crop corn.

Organ / stage
leavese1
Treatment
polymer-coated urea+foliar Ne0
Outcome
Zne0
Direction
benefitede0

Not reportedMaterialGeneCompoundInteractorInteractor 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

“Ca was favored by the use of conventional urea and split conventional urea, Mg and Mn were only benefited by foliar N application, and Zn was benefited by the use of conventional urea, split conventional urea, conventional urea + foliar N, and polymer-coated urea+foliar N.”

✓ located verbatim in the source · abstract, characters 1819–2092
e1

“contents of Ca, Mg, Zn, and Mn in the leaves of second crop corn”

✓ located verbatim in the source · abstract, characters 1753–1817
t0

“second crop corn”

✓ located verbatim in the source · title, characters 85–101

Title

Management of nitrogen fertilization on agronomic and nutritional characteristics in second crop corn

Daiane de Souza Bueno; Sebastião Ferreira de Lima; Matildes Blanco; et al. Bioscience Journal 2020. doi:10.14393/bj-v36n2a2020-45166

Other claims from this paper (8)

Record rev-0dc1bfe3fc4dc6f40c01f7e053f7b3ed5aa96f62ad97d0033b5990587d2cea3f · schema claims-v0.9 · position 9 in the model’s answer

application · nutrient: content · Zea mays (maize)Positive and negative results

161 papers: 151 positive, 10 negative or no effect

150 papers in the same direction as this claim · 9 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
    Spray timing did not affect plant-part nitrogen content relative to controls.

    Uptake, Distribution, and Remobilization of 15N‐labeled Urea Applied to Maize Canopies1 · 1985 · compared with controls

    Opposite direction

  2. no effect
    Humus did not significantly affect P and Ca uptake.

    Effects of soil applied humic substances to dry weight and mineral nutrients uptake of maize under calcareous soil conditions · 2008

    Opposite direction

  3. no effect
    Low boron use and zinc solution spray did not affect grain boron uptake.

    Application of Different Levels of Zinc and Boron on Concentration and Uptake of Zinc and Boron in the Corn Grain · 2010

    Opposite direction

  4. negative
    Osmotic stress before or during the absorption period reduced Rb absorption to 20% or less of controls.

    INFLUENCE OF MANNITOL ON ABSORPTION AND RETENTION OF RUBIDIUM BY EXCISED CORN ROOTS · 1973 · compared with controls

    Opposite direction

  5. no effect
    Phosphite application number generally did not change phosphorus concentrations in corn grain, leaf and stem.

    Does phosphite, a reduced form of phosphate contribute to phosphorus nutrition in corn (Zea mays L.)? · 2019

    Opposite direction

  6. negative
    Four foliar CaCl 2 applications increased shoot cadmium concentration relative to two.

    Effects of Ca on growth and some physiological characteristics of maize under Cd stress · 2001 · compared with foliar application CaCl 2 two times

    Opposite direction

  7. no effect
    Leaf nutrient content did not differ before and after chelate application in either hybrid.

    Agronomic characteristics and management of diseases in maize with chelate-based products containing calcium, copper, manganese, and zinc · 2020 · compared with before

    Opposite direction

  8. negative
    Micronutrient enriched FYM with Jeevamrut gave significantly lower total digestible nutrient in fodder maize.

    Impact of integrated nitrogen management on the nutritional quality of fodder maize · 2025

    Opposite direction

152 papers more in this group

See all 161 papers →

nitrogen · nutrient: content · Zea mays (maize)Positive and negative results

489 papers: 403 positive, 86 negative or no effect

402 papers in the same direction as this claim · 83 in the opposite direction · 3 reporting no difference from an alternative

  1. no effect
    Decreasing nitrate flux to the leaves left leaf nitrate contents unchanged.

    Nitrate Reductase Activity in Maize (Zea mays L.) Leaves · 1976

    Opposite direction

  2. negative
    Low nitrogen reduced ear-leaf specific nitrogen content by 38%.

    Within-Leaf Nitrogen Allocation in Adaptation to Low Nitrogen Supply in Maize during Grain-Filling Stage · 2016

    Opposite direction

  3. no effect
    Plant density and N rate treatments did not modify P, K and S partitioning to plant components during vegetative or reproductive periods.

    Maize Nutrient Accumulation and Partitioning in Response to Plant Density and Nitrogen Rate: I. Macronutrients · 2013

    Opposite direction

  4. no effect
    Nitrogen sources did not differ significantly in corn N accumulation.

    Fate of Nitrogen‐15 Enriched Ammonium Nitrate Applied to Corn · 1993

    Opposite direction

  5. negative
    Nitrogen fertilizer reduced grain Ca and Zn concentrations in maize.

    Mineral Composition of the Grains of Tropical Maize Varieties as Affected by Pre‐Anthesis Drought and Rate of Nitrogen Fertilization · 2005

    Opposite direction

  6. no effect
    Ammonium did not retard nitrate uptake.

    Uptake and Assimilation of Ammonium‐N and Nitrate‐N and Their Influence on the Growth of Corn (Zea mays L.)1 · 1972

    Opposite direction

  7. negative
    Six P-solubilizing strains completely failed to promote P acquisition in maize fertilized with nitrate and Rock-P in a calcareous sub-soil

    The Form of N Supply Determines Plant Growth Promotion by P-Solubilizing Microorganisms in Maize · 2019

    Opposite direction

  8. negative
    Urea and lime plots had the greatest calcium losses, 500–1000 kg ha −1.

    Cation and Nitrate Leaching in an Oxisol of the Brazilian Amazon · 1993

    Opposite direction

480 papers more in this group

See all 489 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.