Intervention effectmodel-written summary

The 100% RDN soil application plus one 0.4% nano-urea spray gave the maximum plant height of 23.63 cm.

A claim from Effect of Nano-urea on Performance of Strawberry (Fragaria × Ananassa Duch.) cv. Winter Dawn · 2025

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 100% RDN soil application plus one 0.4% nano-urea spray gave the maximum plant height of 23.63 cm.

Taxon
strawberryFragaria ×ananassat0
Treatment
100% RDN through soil application along with a single foliar spray of 0.4% nano-ureae0
Outcome
plant heighte0
Direction
maximume0
Value
23.63 cme0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Fragaria x ananassa
Fragaria ×ananassa · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The treatment receiving 100% RDN through soil application along with a single foliar spray of 0.4% nano-urea recorded the maximum values for plant height (23.63 cm), leaf area (123.60 cm²), plant dry weight (46.33 g), fruit length (62.27 mm), fruit diameter (43.13 mm), yield per plot (8.73 kg), and yield per hectare (19.39 t).”

✓ located verbatim in the source · abstract, characters 762–1090
t0

“Strawberry”

✓ located verbatim in the source · title, characters 38–48

Title

Effect of Nano-urea on Performance of Strawberry (Fragaria × Ananassa Duch.) cv. Winter Dawn

Manish Kumar Sonkar; Goutam Mandal; Navdeep Kumar; et al. International Journal of Plant & Soil Science 2025. doi:10.9734/ijpss/2025/v37i55460

Other claims from this paper (7)

Record rev-414b0b976cf74b60b1deff29e1c8de6ee916168b3bba7aee169ee3c373ce1dbf · schema claims-v0.9 · position 1 in the model’s answer

nitrogen · growth · Fragaria x ananassa (strawberry)Positive and negative results

32 papers: 26 positive, 6 negative or no effect

25 papers in the same direction as this claim · 5 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
    The larger nitrogen dose lowered fruit dry matter, extract and calcium.

    YIELDING AND CHEMICAL COMPOSITION OF "HONEOYE" CULTIVAR STRAWBERRIES DEPENDING ON THE KIND OF SUBSTRATUM AND NITROGEN DOSE · 2011 · compared with nitrogen dose of 140 mg N·dm-3

    Opposite direction

  2. no effect
    Reduced nitrogen did not significantly change plant height.

    Growth and Yield of Strawberry Cultivars under Low Nitrogen Supply in Italy · 2023

    Opposite direction

  3. negative
    High nitrogen decreased leaf area.

    Effect of Different Nitrogen Level on the Strawberry Growth · 2013

    Opposite direction

  4. negative
    Urea lowered strawberry lateral root frequency at 60 days compared with organic fertilizers and control.

    Effect of N Fertilizers on Root Growth and Endogenous Hormones in Strawberry · 2009 · compared with two organic fertilizers (OFA and OFB) and the control (CK)

    Opposite direction

  5. no effect
    The specified fertilizer combinations did not significantly affect plant height and leaf count.

    The Effect Of The Administration Of Calcium Chloride (CaCl2) And Phosphoric Acid Fertilizer (H3PO4) On The Growth And Production Of Strawberry (Fragaria ananassa) · 2021

    Opposite direction

  6. no effect
    Plant height reached 21.24 cm with 25 % of nitrogen from FYM plus Azotobacter, at par with 100 % urea plus Azotobacter.

    Effect of Fym, Urea and Azotobacter on Growth, Yield and Quality of Strawberry Cv. Chandler · 2009 · compared with plants supplied with cent per cent nitrogen in the form of urea in combination with Azotobacter

    No difference from an alternative

  7. positive
    Elevated nitrogen significantly increased strawberry dry weight.

    Effects of nitrogen, phosphorus, potassium and calcium nutrition on strawberry anthracnose · 2006

    Same direction

  8. positive
    Nitrogen deficiency reduced strawberry total dry biomass and relative growth rate.

    The Growth and Yield Responses ofFragaria ananassato Elevated CO2and N Supply · 1998

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

23 papers more in this group

See all 32 papers →

application · growth · Fragaria x ananassa (strawberry)Positive and negative results

58 papers: 51 positive, 7 negative or no effect

50 papers in the same direction as this claim · 6 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
    Foliar fertilization of inoculated plants generally decreased root growth.

    The Effect of a Substrate Containing Arbuscular Mycorrhizal Fungi and Rhizosphere Microorganisms (Trichoderma, Bacillus, Pseudomonas and Streptomyces) and Foliar Fertilization on Growth Response and Rhizosphere pH of Three Strawberry Cultivars · 2007

    Opposite direction

  2. negative
    Hot water spraying tended to shorten Hitachi-hime plants.

    Preventive Effect and Mode of Action of Repetitive Hot Water Spraying against Powdery Mildew in Strawberry · 2017

    Opposite direction

  3. negative
    PP412 significantly retarded strawberry runner growth in autumn.

    Effect of 2(3-chlorophenylcarbamoyloxy) propionic acid and ethephon on runner development, flowering and fruiting behaviour of strawberries · 1974

    Opposite direction

  4. no effect
    Salicylic acid sprays did not significantly affect strawberry root fresh and dry weights.

    Change in chlorophylls composition and some morphological attributes of strawberry (Fragaria × ananassa Duch cv. Camarosa) in response to salicylic acid spray · 2014

    Opposite direction

  5. no effect
    Spraying 0.1% sodium sulfate chitosan had virtually no impact on growth and development.

    EX VITRO ADAPTATION OF REGENERATED STRAWBERRY (MOSCOW DELICACY VARIETY) · 2015

    Opposite direction

  6. negative
    Spraying after anther dehiscence decreased achene set and berry development in strawberry.

    Effect of captan on pollen germination and fruit set in strawberry · 2011

    Opposite direction

  7. no effect
    Strawberry plant establishment did not differ significantly between 6 days of irrigation with kaolin and 10 days irrigation.

    Improving Irrigation Management for Strawberry Establishment in West-central Florida · 2010 · compared with 10 d of sprinkler irrigation

    No difference from an alternative

  8. positive
    Foliar chitosan increased plant growth.

    Chitosan biopolymer promotes yield and stimulates accumulation of antioxidants in strawberry fruit · 2018 · compared with untreated control

    Same direction

49 papers more in this group

See all 58 papers →

nanoparticle · growth · Fragaria x ananassa (strawberry)Results agree

24 papers: 24 positive, 0 negative or no effect

23 papers in the same direction as this claim

  1. positive
    The combined 150 ppm nanoparticle treatment gave the highest plant height of 17.24 cm.

    Effect of Different Concentrations of Iron Oxide and Zinc Oxide Nanoparticles on Growth and Yield of Strawberry (Fragaria x ananassa Duch) cv. Chandler · 2017

    Same direction

  2. positive
    ZnO nanocomposite packaging reduced microbial growth in stored strawberries through day 16.

    Preparation and Application of LDPE/ZnO Nanocomposites for Extending Shelf Life of Fresh Strawberries · 2015

    Same direction

  3. positive
    Applied nanofertilizers improved the growth of strawberry seedlings compared with the control.

    Biological Nanofertilizers to Enhance Growth Potential of Strawberry Seedlings by Boosting Photosynthetic Pigments, Plant Enzymatic Antioxidants, and Nutritional Status · 2023 · compared with control

    Same direction

  4. positive
    Combined SA and INs improved growth, pigments, RWC and MSI under salinity.

    Positive responses of strawberry (Fragaria × ananassa Duch.) explants to salicylic and iron nanoparticle application under salinity conditions · 2018

    Same direction

  5. positive
    Active nanocomposites reduced microbial growth on strawberries.

    Effect of montmorillonite and starch nanocrystals based biodegradable films loaded with lemongrass oil nanoemulsion on quality, enzymatic activity and shelf life of strawberry · 2023

    Same direction

  6. positive
    Group 4 active film was most effective at reducing microbial growth.

    Evaluation of bioactive low‐density polyethylene (LDPE) nanocomposite films in combined treatment with irradiation on strawberry shelf‐life extension · 2023

    Same direction

  7. positive
    Combined ZnO nanoparticles and melatonin gave the highest shoot length under non-stress conditions (22.33 ± 1.53 cm).

    Synergistic effects of Vachellia nilotica-derived zinc oxide nanoparticles and melatonin on drought tolerance in Fragaria × ananassa · 2025 · compared with others

    Same direction

  8. positive
    Coated strawberries had no microbial growth after ten days.

    Enhancement of Strawberry Shelf Life via a Multisystem Coating Based on Lippia graveolens Essential Oil Loaded in Polymeric Nanocapsules · 2024

    Same direction

15 papers more in this group

See all 24 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.