Intervention effectmodel-written summary

Zn nanoparticle seed coating at 750 ppm gave higher field emergence (89.67 %) than bulk forms and control.

A claim from Seed polymer coating with Zn and Fe nanoparticles: An innovative seed quality enhancement technique in pigeonpea · 2016

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Zn nanoparticle seed coating at 750 ppm gave higher field emergence (89.67 %) than bulk forms and control.

Taxon
pigeonpeaCajanus cajant0
Treatment
seed polymer coating with Zn NPs at 750 ppme0
Outcome
field emergencee0
Direction
highere0
Value
89.67 %e0
Comparator
bulk forms and controle0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingQualifier

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

Cajanus cajan
Cajanus cajan · TaxonFilo gèn' · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Among the treatments seed polymer coating with Zn NPs at 750 ppm recorded significantly higher seed germination (96.00 %), seedling length (26.63 cm), seedling dry weight (85.00 mg), speed of germination (32.95), field emergence (89.67 %), seedling vigour index (2556), dehydrogenase activity (0.975 OD value) and ?-amylase activity (25.67 mm) and lowest abnormal seedlings (2.50 %) over their bulk forms and control followed by Fe and Zn NPs at 500 ppm.”

✓ located verbatim in the source · abstract, characters 258–712
t0

“Seed polymer coating with Zn and Fe nanoparticles: An innovative seed quality enhancement technique in pigeonpea”

✓ located verbatim in the source · title, characters 0–112

Title

Seed polymer coating with Zn and Fe nanoparticles: An innovative seed quality enhancement technique in pigeonpea

Pradeep Korishettar; S. N. Vasudevan; N. M. Shakuntala; et al. Journal of Applied and Natural Science 2016. doi:10.31018/jans.v8i1.814

Other claims from this paper (11)

Record rev-8fe06e4df64d3f62ead574b50bc3ab55ba41b25f9f673e68e5901a297c91f70c · schema claims-v0.9 · position 5 in the model’s answer

zinc atom · growth · Cajanus cajan (pigeon pea)Results differ

9 papers: 5 positive, 4 negative or no effect

4 papers in the same direction as this claim · 4 in the opposite direction

  1. negative
    Zinc fertilizer (15 mg kg-1 soil) depressed plant growth of pigeonpea.

    Vesicular-arbuscular mycorrhizae (VAM) improve phosphorus and zinc nutrition and growth of pigeonpea in a Vertisol · 1991

    Opposite direction

  2. negative
    Zinc application reduced pigeon pea foliage and total growth.

    Zinc-Induced Changes in Growth Characters, Foliar Properties, and Zn-Accumulation Capacity of Pigeon Pea at Different Stages of Plant Growth · 2008

    Opposite direction

  3. negative
    Zn exposure reduced plant dry matter.

    Interactive Effects of Zinc-Arbuscular Mycorrhizal (AM) Fungi on Cadmium Uptake, Rubisco, Osmolyte Synthesis and Yield in Cajanus cajan (L.) Millsp. · 2020

    Opposite direction

  4. negative
    Zinc and nickel treatments decreased root and shoot dry weights and relative growth indices.

    Organ compartmentation of zinc and nickel in pigeonpea seedlings in relation to cultivar tolerance · 2000

    Opposite direction

  5. positive
    Zinc application improved plant height, branches per plant and pods per plant of pigeonpea genotypes.

    Classification of Pigeonpea (Cajanus cajan (L.) Millsp.) Genotypes for Zinc Efficiency · 2020 · compared with without application of Zn fertilizer

    Same direction

  6. positive
    plant height was higher under zinc biofortification than other treatments (252.5cm).

    Growth, Yield and Economics of Pigeonpea as Influenced by Biofortification of Zinc and Iron · 2020 · compared with rest of the treatments

    Same direction

  7. positive
    Soil zinc at 50–100 mg kg -1 benefited pigeon pea growth.

    Phytoremediating capability and nutrient status of four plant species under zinc stress · 2012

    Same direction

  8. positive
    The combined VAM, Pdr, Zn and P treatment gave the best plant nutrition and growth.

    Vesicular-arbusc ular M ycorrhizae (VAM) Improve Phosphorus and Zinc Nutrition and Growth of Pigeonpea in a Vertisol · 1991

    Same direction

See all 9 papers →

storage · growth · Cajanus cajan (pigeon pea)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this claim

  1. positive
    Seed coating with ZnO raised germination percentage to 93–100%, compared with 80% for uncoated seeds.

    Zinc delivery to plants through seed coating with nano-zinc oxide particles · 2015 · compared with uncoated seeds

    Same direction

  2. positive
    Seed polymer coating with Fe NPs at 25 ppm gave significantly higher seed germination (94.75 %) than bulk forms and control in pigeonpea.

    Studies on effect of polymer seed coating, nanoparticles and hydro priming on seedling characters of Pigeonpea (Cajanus cajan L.) see · 2017 · compared with bulk forms and control

    Same direction

  3. positive
    Seeds stored 36 months showed higher germination speed.

    Physiological Quality of Cajanus cajan (L.) Millsp. Seeds as Affected by Storage Duration · 2026

    Same direction

See all 4 papers →

nanoparticle · growth · Cajanus cajan (pigeon pea)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this claim

  1. positive
    nano malathion 50 per cent lesser than normal dosage gave higher seed germination (98.0) than untreated seeds and macro insecticides.

    Effect of nano based seed treatment insecticides on seed quality in Pigeonpea · 2017 · compared with untreated seeds and macro insecticides

    Same directionCites this paper

  2. positive
    Nanoiron priming improved pigeonpea germination, seed vigor and early seedling growth.

    Comparative evaluation of green synthesized and commercial iron and zinc nanoparticles on germination, growth and productivity of pigeonpea · 2025

    Same direction

  3. positive
    SiO2 nanoparticles at 250 mg gave superior germination at 0, 6 and 10 months of storage (98, 89 and 80%).

    Influence of seed treatment with nanoparticles on seed quality and storability of pigeonpea cv. BRG-2 · 2021

    Same direction

  4. positive
    Pigeon pea had 95.33% germination with the treatment.

    Validating Protocol and Deciphering the Nanoparticulate Seed Treatment in Enhancing Seed Quality of Soybean, Pigeon Pea and Groundnut · 2023

    Same direction

  5. positive
    Seed polymer coating with Fe NPs at 25 ppm gave significantly higher seed germination (94.75 %) than bulk forms and control in pigeonpea.

    Studies on effect of polymer seed coating, nanoparticles and hydro priming on seedling characters of Pigeonpea (Cajanus cajan L.) see · 2017 · compared with bulk forms and control

    Same direction

  6. positive
    Nanoparticle priming at 50 ppm significantly improved germination to 97.76%.

    Biogenic iron nanoparticles as a new priming solution to improve seed germination and vigor in pigeonpea (Cajanus Cajan L.) · 2026

    Same direction

See all 7 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.