Intervention effectmodel-written summary

Treatments increased fruit yield 89.81%.

A claim from Accumulative effects of humic acid and multinutrient foliar fertilizers on the vegetative and reproductive attributes of citrus ( Citrus reticulata cv. kinnow mandarin) · 2018

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Treatments increased fruit yield 89.81%.

Taxon
citrus treesCitruse0e1e2e3
Treatment
humic acid (HA) and multinutrient foliar fertilizer “Micro Power” (MP)e0e1e2e3
Outcome
fruit yield (kg)e0e1e2e3
Direction
increasee0e1e2e3
Value
89.81%e0e1e2e3
Comparator
control (FP)e0e1e2e3

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingQualifier

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

Citrus
Citrus · Taxon · picture of the genus (one of its species)Ellen Levy Finch ( Elf ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“89.81% increase in fruit yield (kg)”

✓ located verbatim in the source · abstract, characters 573–608
e1

“humic acid (HA) and multinutrient foliar fertilizer “Micro Power” (MP)”

✓ located verbatim in the source · abstract, characters 58–128
e2

“compared to the control (FP)”

✓ located verbatim in the source · abstract, characters 637–665
e3

“citrus trees (Citrus reticulata cv. kinnow mandarin)”

✓ located verbatim in the source · abstract, characters 322–374

Title

Accumulative effects of humic acid and multinutrient foliar fertilizers on the vegetative and reproductive attributes of citrus ( Citrus reticulata cv. kinnow mandarin)

Amir Hameed; Shabih Fatma; Javed Iqbal Wattoo; et al. Journal of Plant Nutrition 2018. doi:10.1080/01904167.2018.1510506

Other claims from this paper (5)

Record rev-e857f2274c3250b197ff40014fe4a86202bee556d3db97fb7688de4b4489a3be · schema claims-v0.9 · position 4 in the model’s answer

application · yield · CitrusPositive and negative results

16 papers: 11 positive, 5 negative or no effect

10 papers in the same direction as this claim · 4 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
    Fruit drop increased with ABA concentration after injection.

    Effects of Abscisic Acid Injection on Sugar and Organic Acid Contents of Citrus Fruit. · 1995

    Opposite direction

  2. no effect
    Per kilogram of nitrogen, foliar application was as effective as soil application for citrus fruit production.

    Foliar‐Applied Nitrogen for Citrus Fertilization · 1974 · compared with soil‐applied N

    Opposite direction

  3. no effect
    Fenbuconazole sprays did not significantly change citrus yield compared with the non-treated control.

    Sensitivity of Zasmidium citri-griseum to Fenbuconazole and Control of Citrus Greasy Spot in Panama · 2020 · compared with non-treated control

    Opposite direction

  4. negative
    Urea at 15% increased leaf abscission.

    Net CO2 Assimilation and Foliar Injury of Citrus Leaves Sprayed with Saline Solutions and Urea Nitrogen · 1995

    Opposite direction

  5. no effect
    Foliar NPK solutions did not show a consistent yield increase in well producing citrus blocks.

    Effect of winter- and springtime applications of foliar urea, NPK, or K-phosphite sprays on productivity of citrus in central Florida · 2007 · compared with standard ground-applied fertilizer programs

    No difference from an alternative

  6. positive
    Foliar methyl salicylate induced root d-limonene production, absent in controls.

    Stimulation of the Salicylic Acid Pathway Aboveground Recruits Entomopathogenic Nematodes Belowground · 2016 · compared with negative controls

    Same direction

  7. positive
    Oxamyl increased yield in one of the two seasons tested.

    Control of citrus nematode Tylenchulus semipenetrans on fine-textured soil with DBCP and oxamyl. · 1977

    Same direction

  8. positive
    The same treatment produced 58.5 kg/plant fruit yield.

    Management of citrus foot rot/gummosis through integration of agronomic practices, bioagent and chemicals · 2015

    Same direction

7 papers more in this group

See all 16 papers →

fertilization · yield · CitrusPositive and negative results

26 papers: 19 positive, 7 negative or no effect

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

  1. no effect
    Fertiliser rates could be lowered without reducing yields when using reclaimed wastewater.

    Influence of wastewater vs groundwater on youngCitrus trees · 2000

    Opposite direction

  2. no effect
    Fertilizer rates had non-significant effects on fruit diameter, dry weight and fruit N content.

    EFFECTS OF NITROGEN RATES ON DRY MATTER AND NITROGEN ACCUMULATION IN CITRUS FRUITS AND FRUIT YIELD · 2001

    Opposite direction

  3. no effect
    Copper fertigation did not affect citrus fruit yield.

    Copper supply and fruit yield of young Citrus trees: fertiliser sources and application methods · 2018

    Opposite direction

  4. no effect
    Nitrogen fertilization in the sod treatment had only limited effects on citrus yield.

    Growth, yield, and fruit quality in a factorial field experiment with citrus in relation to changes in phosphorus nutrition · 1959

    Opposite direction

  5. no effect
    Phosphorus fertilizer did not affect citrus yields.

    Phosphorus in Citrus Soils removal and redistribution of phosphorus from the soil during twenty-eight years of cropping with citrus studied · 1956

    Opposite direction

  6. no effect
    NPK tests found no consistent yield differences.

    Effect of winter- and springtime applications of foliar urea, NPK, or K-phosphite sprays on productivity of citrus in central Florida · 2007

    Opposite direction

  7. no effect
    Compost did not affect tree size and productivity.

    Compost and rootstock effects on fibrous root physiology and bacterial community composition in young citrus trees under endemic Huanglongbing · 2026

    Opposite direction

  8. positive
    CRF produced larger young trees and higher yields than FG04 and DGF.

    Response of Young and Maturing Citrus Trees Grown on a Sandy Soil to Irrigation Scheduling, Nitrogen Fertilizer Rate, and Nitrogen Application Method · 2009 · compared with FG04 and DGF

    Same direction

17 papers more in this group

See all 26 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.