Intervention effectmodel-written summary

OF, BC and SB produced the highest vitamin C content, 48.4 mg/kg.

A claim from Effects of organic and bacterial fertilizer application on cabbage characteristic and rhizosphere soil microorganisms · 2025

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

OF, BC and SB produced the highest vitamin C content, 48.4 mg/kg.

Treatment
combined application of OF, BC, and SB treatmente0
Outcome
vitamin C contente0
Direction
higheste0
Value
48.4 mg/kge0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingQualifier

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

Brassica oleracea var. capitata
Brassica oleracea var. capitata · TaxonThamizhpparithi Maari · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The vitamin C content was highest at 48.4 mg/kg with the combined application of OF, BC, and SB treatment”

✓ located verbatim in the source · abstract, characters 831–936
t0

“cabbage”

✓ located verbatim in the source · title, characters 59–66

Title

Effects of organic and bacterial fertilizer application on cabbage characteristic and rhizosphere soil microorganisms

Caixia Sun; Liping Chen; Yuhong Liu; et al. Plant Stress 2025. doi:10.1016/j.stress.2025.101008

Other claims from this paper (6)

Record rev-82afe650a4dbc2c3867916578f88fbdd683b50b4b9af09472864c1b52413ef6e · schema claims-v0.9 · position 3 in the model’s answer

fertilization · quality: phytochemicals · Brassica oleracea (wild cabbage)Results differ

66 papers: 57 positive, 9 negative or no effect

56 papers in the same direction as this claim · 9 in the opposite direction

  1. no effect
    Total glucosinolate content did not differ significantly between rich and poor sulphur fertilisation.

    Total and individual glucosinolate contents in inflorescences of eight broccoli cultivars grown under various climatic and fertilisation conditions · 2003 · compared with poor

    Opposite direction

  2. no effect
    Nitrogen fertilization rate does not affect broccoli weight and vitamin C losses during storage in the first year.

    Effect of nitrogen fertilization on head size, vitamin C content and storage life of broccoli (Brassica oleracea var. Italica) · 1994

    Opposite direction

  3. negative
    Nitrogen and sulfur fertilization tended to decrease broccoli vitamin C by about 9.2% versus control.

    Selected yield and qualitative parameters of broccoli in dependence on nitrogen,sulfur, and zinc fertilization · 2016 · compared with the control

    Opposite direction

  4. 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

  5. negative
    Fertilised treatments had significantly lower ascorbic acid content (282-301 mg/kg) than the unfertilised control (334 mg/kg).

    Digestate is equal or a better alternative to mineral fertilization of kohlrabi · 2013 · compared with unfertilised control

    Opposite direction

  6. negative
    Phenolic content tended to decrease as vermicompost rose.

    Vermicompost soil amendment influences yield, growth responses and nutritional value of Kale (Brassica oleracea Acephala group), Radish (Raphanus sativus) and Tomato (Solanum lycopersicum L) · 2021

    Opposite direction

  7. no effect
    Fertilization did not influence antioxidant capacity, total phenols, ascorbic acid or phenolic acids.

    EFFECT OF ANAEROBIC DIGESTATES APPLICATION ON QUALITATIVE TRAITS IN EARLY AND LATE CAULIFLOWER · 2013

    Opposite direction

  8. no effect
    The study found no evidence that organic chicken manure N nutrition affects broccoli glucosinolate concentrations.

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

    Opposite direction

57 papers more in this group

See all 66 papers →

biochar · quality: phytochemicals · Brassica oleracea (wild cabbage)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this claim

  1. positive
    T5 gave the best total phenolics value, 19.50 ± 0.31 mg/g.

    Combined Use of Spent Mushroom Substrate Biochar and PGPR Improves Growth, Yield, and Biochemical Response of Cauliflower (Brassica oleracea var. botrytis): A Preliminary Study on Greenhouse Cultivation · 2022

    Same direction

  2. positive
    Biochar and AMF together increased phenolic accumulation in Chinese kale leaves.

    Effects of Biochar and Arbuscular Mycorrhizal Fungi on Soil Health in Chinese Kale (Brassica oleracea var. alboglabra L.) Cultivation · 2024

    Same direction

  3. positive
    Cabbage grown in saline soil had 56.0% greater phenolics content under CMB 20 than under CMB 0.

    Compost-mixed Biochar Improves Saline Soil Properties and Enhances Brassica Oleracea var. Capitata physio-biochemical Responses · 2026 · compared with CMB 0

    Same direction

  4. positive
    vitamin C was maximum under PSB 100L/ha + Biochar 30t/ha (91.55 mg).

    Influence of photosynthetic bacteria and biochar on growth, yield and biochemical parameters of broccoli (Brassica oleracea var. italica) · 2020

    Same direction

See all 5 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.