Intervention effectmodel-written summary

DPPH values (0.77) were higher under ammonium nitrogen treatments in broccoli.

A claim from Influence of nitrogen treatments on some nutrient concentration and bioactive compounds of broccoli · 2024

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

DPPH values (0.77) were higher under ammonium nitrogen treatments in broccoli.

Treatment
ammonium nitrogen treatmentse1
Outcome
DPPHe0
Direction
highere1
Value
0.77e0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Brassica oleracea var. italica
Brassica oleracea var. italica · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“broccoli”

✓ located verbatim in the source · title, characters 91–99
e0

“DPPH (0.77”

✓ located verbatim in the source · abstract, characters 712–722
e1

“values were higher in the ammonium nitrogen treatments”

✓ located verbatim in the source · abstract, characters 737–791

Title

Influence of nitrogen treatments on some nutrient concentration and bioactive compounds of broccoli

Ercan Ekbic; Gulhan Kose BMC Plant Biology 2024. doi:10.1186/s12870-024-05823-w

Other claims from this paper (12)

Record rev-9de4cf347ae1c225f2e8f8026fbe674ce372f32f044101666f04a14f5003e937 · schema claims-v0.9 · position 5 in the model’s answer

nitrogen · quality: phytochemicals · Brassica oleracea (wild cabbage)Positive and negative results

24 papers: 20 positive, 4 negative or no effect

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

  1. negative
    Urea at 250 kg ha-1 with amino acids significantly decreased vitamin C.

    Application of Cysteine, Methionine and Amino Acid Containing Fertilizers to Replace Urea: The Effects on Yield and Quality of Broccoli · 2017

    Opposite direction

  2. negative
    Higher ammonium proportion decreased vitamin C in kale leaves and stalks.

    Effect of Ammonium and Nitrate Ratio on Nutritional Quality of Chinese Kale · 2012

    Opposite direction

  3. negative
    Inorganic nitrogen from 0 to 135 kg ha-1 decreased vitamin C content.

    RESPONSE OF FARMYARD MANURE AND INORGANIC NITROGEN ON VEGETATIVE GROWTH, LEAF YIELD AND QUALITY OF KALE (BRASSICA OLERACEAVARACEPHALA) IN TEMPERATE REGION OF KASHMIR VALLEY · 2022

    Opposite direction

  4. no effect
    The study found no evidence that N supply rate affects broccoli glucosinolate concentrations.

    Organic Nitrogen Nutrition Does Not Increase Glucosinolate Concentrations in Broccoli (Brassica oleracea L. var. italica) · 2024

    Opposite direction

  5. positive
    Low N and high S maximized total glucosinolates in both cultivars.

    Cabbage Yield and Glucosinolate Concentrations as Affected by Nitrogen and Sulfur Fertility · 2005

    Same direction

  6. positive
    Urea treatment increased ascorbic acid content in broccoli heads each year.

    Broccoli yield and its quality in spring growing cycle as dependent on nitrogen fertilization. · 2005

    Same direction

  7. positive
    Nitrogen application significantly increased total phenolics and antioxidant capacity.

    Vitamin C, Phenolic Compounds and Antioxidant Capacity of Broccoli Florets Grown under Different Nitrogen Treatments Combined with Selenium · 2017

    Same direction

  8. positive
    Increased nitrogen and sulphur fertilization significantly increased cauliflower vitamin C content.

    FERTILISATION IMPACT ON THE CONTENT OF SELECTED BIOACTIVE COMPOUNDS IN CAULIFLOWER · 2013

    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.