Intervention effectmodel-written summary

Zinc, iron and vermicompost significantly increased plant height over control in both years.

A claim from Study the Impact of Vermicompost, Zinc and Iron on the Performance of Hybrid Maize (Zea mays L.) · 2021

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Zinc, iron and vermicompost significantly increased plant height over control in both years.

Taxon
Hybrid Maize (Zea mays L.)Zea mayst0
Treatment
Zinc (5.0 kg) and Iron (10 kg) along with 2.5 tonne vermicompost ha-1e0
Outcome
Plant heighte0
Direction
increasee0
Value
195cm & 198 cme0
Comparator
controle0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingQualifier

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

“Soil application of Zinc (5.0 kg) and Iron (10 kg) along with 2.5 tonne vermicompost ha-1 gave significant increase (except plant population) in plant population m-2 (9.23 & 9.26), Plant height (195cm & 198 cm), number of cobs plant-1 (1.80 & 1.82), number of cobs m-2 (18 & 18) over control during 2019 and 2020.”

✓ located verbatim in the source · abstract, characters 409–722
t0

“Hybrid Maize (Zea mays L.)”

✓ located verbatim in the source · title, characters 70–96

Title

Study the Impact of Vermicompost, Zinc and Iron on the Performance of Hybrid Maize (Zea mays L.)

Hanuman Prasad Pandey; A. K. Sachan; R. K. Pathak; et al. International Journal of Plant & Soil Science 2021. doi:10.9734/ijpss/2021/v33i430424

Other claims from this paper (3)

Record rev-2bfcfe0a2a3c52ef216875c3e2d080610fd87a8dbce1d2fbfb70b402b006c6b1 · schema claims-v0.9 · position 1 in the model’s answer

iron atom · growth · Zea mays (maize)Results differ

64 papers: 57 positive, 7 negative or no effect

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

  1. negative
    Second-progeny plants from Fe nanoparticle-treated parents showed less biomass than controls and the first generation

    Physiological effects of repeated foliar application of magnetite nanoparticles on maize plants · 2017 · compared with control group and the first generation

    Opposite direction

  2. negative
    Low iron significantly decreased root volume, root length and root tip number in both cultivars.

    Root morphological and physiological characteristics in maize seedlings adapted to low iron stress · 2020

    Opposite direction

  3. negative
    Fe-MA reduced maize development.

    Organic acids as complexing agents for iron and their effects on the nutrition and growth of maize and soybean · 2021

    Opposite direction

  4. no effect
    Soil iron contamination had relatively little effect on the heat of combustion and calorific value of maize biomass.

    Effects of Humic Acids on Calorific Value and Chemical Composition of Maize Biomass in Iron-Contaminated Soil Phytostabilisation · 2024

    Opposite direction

  5. no effect
    Iron oxide nanoparticle suspensions below 50 ppm iron show no evidence of negative effects on maize seed germination and seedling growth in vitro.

    In vitro germination and growth of maize and lettuce seeds exposed to iron oxide magnetic nanoparticles · 2023

    Opposite direction

  6. negative
    Maize callus growth was 18 to 36% of control when P, K or Fe was at 1/30 of normal.

    Effect of lowered N, P, K or FE levels on the growth of regenerable maize and soybean callus cultures · 1990 · compared with control

    Opposite direction

  7. negative
    At higher concentrations, Fe restrained maize seed germination.

    Effects of Cu,Fe,Zn and Pb on Seed Germination and α-Amylase Activity of Maize · 2010

    Opposite direction

  8. positive
    Nano Fe/SiO2 at 15 mg kg−1 increased maize shoot length by 20.8%.

    Effects of nano Fe/SiO2fertilizers on germination and growth of barley and maize · 2016

    Same direction

55 papers more in this group

See all 64 papers →

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

224 papers: 183 positive, 41 negative or no effect

182 papers in the same direction as this claim · 41 in the opposite direction

  1. no effect
    Zinc deficiency did not affect the pool size of plastoquinone molecules in maize leaves.

    Photosynthetic rate, chlorophyll fluorescence parameters, and lipid peroxidation of maize leaves as affected by zinc deficiency · 2005

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

  2. no effect
    Increasing zinc dose did not further increase maize dry matter.

    Mobility and Availability to Plants of Two Zinc Sources Applied to a Calcareous Soil · 2003

    Opposite direction

  3. negative
    Zinc fertilization decreased total maize dry matter mass.

    Effect of P and Zn fertilization on biomass yield and its uptake by maize lines (Zea mays L.) · 2003 · compared with control

    Opposite direction

  4. negative
    High zinc greatly reduced corn root fresh weight.

    Zinc, Iron, and Chlorophyll Metabolism in Zinc-toxic Corn · 1977

    Opposite direction

  5. no effect
    Combined tryptophan and zinc had no additive growth effect.

    Stimulation of Growth in Zinc‐Deficient Corn Seedlings by the Addition of Tryptophan1 · 1970

    Opposite direction

  6. no effect
    Phosphorus and zinc foliar spray had no effect on dry matter yield of forage maize.

    The effects of a foliar spray containing phosphorus and zinc on the development, composition and yield of forage maize · 2001

    Opposite direction

  7. negative
    Zinc inhibited germination with concentration dependent effects.

    Effect of Copper, Zinc and Lead and Their Combinations on the Germination Capacity of Two Cereals · 2004

    Opposite direction

  8. negative
    Maize growth under both Fe and Zn deficiency was significantly higher than under Fe deficiency alone.

    Iron deficiency causes zinc excess inZea mays · 2009 · compared with only Fe-deficient conditions

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

215 papers more in this group

See all 224 papers →

fertilization · growth · Zea mays (maize)Positive and negative results

1,365 papers: 1,196 positive, 169 negative or no effect

1,195 papers in the same direction as this claim · 149 in the opposite direction · 20 reporting no difference from an alternative

  1. no effect
    Foliar fertilization did not improve maize growth under short-term drought or salt stress.

    Effect of foliar fertilization application on the growth and mineral nutrient content of maize seedlings under drought and salinity · 2008

    Opposite direction

  2. no effect
    Starter fertilizer did not increase corn height.

    Corn Yield is Equal in Conventional, Reduced, and No Tillage after 20 Years · 1996

    Opposite direction

  3. negative
    Partial fertilization reduced crop growth rate by 30% during weeks 3 to 5 after midsilking.

    EFFECT OF SOURCE-SINK RATIO ON DRY MATTER ACCUMULATION AND LEAF SENESENCE OF MAIZE · 1982

    Opposite direction

  4. no effect
    Sulfur fertilization had no significant effect on dry matter at any site.

    Nitrogen and Sulfur Effects on the Yield and Quality of Corn Grown for Grain and Silage · 1990

    Opposite direction

  5. negative
    Trichoderma combined with inorganic fertilizers was less effective and reduced maize shoot biomass and N content.

    An alternative to mineral phosphorus fertilizers: The combined effects of Trichoderma harzianum and compost on Zea mays, as revealed by 1H NMR and GC-MS metabolomics · 2018

    Opposite direction

  6. negative
    PHA showed a worse effect than HA in promoting growth of maize seedlings.

    Combining humic acid with phosphate fertilizer affects humic acid structure and its stimulating efficacy on the growth and nutrient uptake of maize seedlings · 2020 · compared with HA

    Opposite direction

  7. no effect
    Overall root growth performance of maize was similar between pure water and complete nutrient solution.

    Expansion dynamics, metabolite composition and substance transfer of the primary root growth zone ofZea maysL. grown in different external nutrient availabilities · 2003

    Opposite direction

  8. negative
    Conventionally treated fields had more lodging.

    Maize Yields and Soil Nutrient Levels With and Without Pesticides and Standard Commercial Fertilizers1 · 1980 · compared with no herbicides, insecticides, or standard commercial fertilizers

    Opposite direction

1,356 papers more in this group

See all 1,365 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.