Intervention effectmodel-written summary

Three zinc sulphate rates increased grains per cob and cob weight versus no zinc.

A claim from Assessment of zinc sources and levels for urea coating to achieve higher productivity and soil fertility in spring maize (Zea mays) · 2024

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Three zinc sulphate rates increased grains per cob and cob weight versus no zinc.

Taxon
maizeZea mayse1
Treatment
1.03%, 2.07% and 4.15% of Zn through ZnSO4e0
Outcome
grains/cob and cob weight/plante0
Direction
highere0
Comparator
no Zne0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingValueQualifier

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“grains/cob and cob weight/plant recorded higher with 1.03%, 2.07% and 4.15% of Zn through ZnSO4 compared to no Zn”

✓ located verbatim in the source · abstract, characters 662–775
e1

“maize (Zea mays L.)”

✓ located verbatim in the source · abstract, characters 236–255

Title

Assessment of zinc sources and levels for urea coating to achieve higher productivity and soil fertility in spring maize (Zea mays)

SEEMA SEPAT; HARMINDER SINGH; A K SINGH The Indian Journal of Agricultural Sciences 2024. doi:10.56093/ijas.v94i8.143069

Other claims from this paper (5)

Record rev-75d15906968fe045400627c9fac8d418a6f1289257643929a6b100a07a2e7047 · schema claims-v0.9 · position 1 in the model’s answer

zinc sulfate · yield · Zea mays (maize)Results differ

128 papers: 124 positive, 4 negative or no effect

123 papers in the same direction as this claim · 3 in the opposite direction · 1 reporting no difference from an alternative

  1. no effect
    Zinc sulfate at 25 versus 35 kg ha -1 did not significantly alter maize grain yield.

    Production and Profitability of Maize as Influenced by Different Levels of Nitrogen, Phosphorus and Zinc in Central Plateau Zone of Maharashtra · 2017

    Opposite direction

  2. no effect
    Zinc sulfate doses produced no change in grain yield.

    FOLIAR FEEDING WITH ZINC AS A BIOFORTIFICATION STRATEGY IN MAIZE · 2019

    Opposite direction

  3. negative
    Foliar ZnSO 4 was less effective than soil applied Zn on the more calcareous soil.

    III. Response of sweet corn to sources of zinc · 1977 · compared with soil‐applied Zn

    Opposite direction

  4. no effect
    M1 plus S8 was on par with M1 plus S4.

    Growth and Yield of Rabi Maize (Zea mays L.) at Different Planting Densities and N-Levels · 2017 · compared with M1 (1,00,000 plants ha-1) and S4 (300 kg N ha-1)

    No difference from an alternative

  5. positive
    Optimal zinc fertilizer increased summer maize grain yield.

    Effects of zinc fertilizer rate and application method on photosynthetic characteristics and grain yield of summer maize · 2016

    Same direction

  6. positive
    ZnSO4 yielded the highest corn dry matter production.

    Influence of water solubility of granular zinc fertilizers on plant uptake and growth · 1999

    Same direction

  7. positive
    Sole and combined zinc and iron sulfate application improved maize yield attributes.

    Biofortification of maize with zinc and iron not only enhances crop growthbut also improves grain quality · 2021

    Same direction

  8. positive
    Foliar spray of ZnSO4 at the 9-leaf stage gave the maximum grain yield in maize hybrid Monsanto-6525.

    Exploring the Role of Zinc in Maize (Zea Mays L.) through Soil and Foliar Application · 2015

    Same direction

119 papers more in this group

See all 128 papers →

zinc atom · yield · Zea mays (maize)Results differ

441 papers: 391 positive, 50 negative or no effect

390 papers in the same direction as this claim · 47 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
    Adding Zn to the intermediate Fe level accentuated Fe deficiency and depressed corn yield.

    Nutrient Balance Involving Phosphorus, Iron, and Zinc · 1965 · compared with intermediate Fe level

    Opposite direction

  2. negative
    Corn yield at zero zinc and 3.0 mM phosphorus was significantly lower than at 1.0 mM phosphorus.

    Potential for Phosphorus Toxicity in Zinc‐Stressed Corn and Potato · 1981 · compared with 1.0 m M P

    Opposite direction

  3. no effect
    Most foliar Zn applications had no grain-yield effect.

    Effect of Foliar Micronutrients (B, Mn, Fe, Zn) on Maize Grain Yield, Micronutrient Recovery, Uptake, and Partitioning · 2021

    Opposite direction

  4. negative
    In a pot experiment the highest Zn rate (250 ppm) slightly reduced corn yield.

    EFFECTS OF SOIL PROPERTIES AND AMENDMENTS ON THE AVAILABILITY OF ZINC IN SOILS · 1974

    Opposite direction

  5. negative
    Zn alone or P alone reduced aboveground dry matter and yield at harvest by 8-85% in LCV and FER soils relative to unfertilized plants

    Combining P and Zn fertilization to enhance yield and grain quality in maize grown on Mediterranean soils · 2021 · compared with unfertilized (control) plants

    Opposite direction

  6. no effect
    Maize grain yield did not respond to zinc application.

    Yield-limiting plant nutrients for maize production in northwest Ethiopia · 2022

    Opposite direction

  7. no effect
    Soil Zn did not affect maize yield at any Cd concentration.

    Cadmium‐zinc interaction in maize grown on sewer water irrigated soil · 1993

    Opposite direction

  8. negative
    Shoot and root dry matter yield depression under Zn stress was 78 to 95 and 72 to 94%, respectively, relative to 5 ppm supplemental Zn.

    Zinc Response in Corn as Influenced by Genetic Variability1 · 1976 · compared with 5 ppm supplemental Zn level

    Opposite direction

432 papers more in this group

See all 441 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.