Intervention effectmodel-written summary

Mancozeb plus monochrotophos spray gave 2.67% purple blotch severity.

A claim from Management of purple blotch and Stemphylium blight of onion in Tarai and Bhabar regions of Uttarakhand, India · 2016

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Mancozeb plus monochrotophos spray gave 2.67% purple blotch severity.

Taxon
onionAllium cepat0
Treatment
foliar spray of mancozeb (@ 0.3%) + monochrotophos (@ 0.05%)e0
Interactor
purple blotche0pathogen
Outcome
disease severity of purple blotche0
Direction
minimume0
Value
2.67%e0
Comparator
checke0

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleSettingQualifier

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The minimum disease severity of purple blotch and stemphylium blight with the foliar spray of mancozeb (@ 0.3%) + monochrotophos (@ 0.05%) were observed 2.67% and 2.57% respectively with the total yield of seed was1844.44 kg/ha over check 893.33 kg/ha in 2011.”

✓ located verbatim in the source · abstract, characters 580–840
t0

“onion”

✓ located verbatim in the source · title, characters 54–59

Title

Management of purple blotch and Stemphylium blight of onion in Tarai and Bhabar regions of Uttarakhand, India

Deepa Nainwal; Karuna Vishunavat Journal of Applied and Natural Science 2016. doi:10.31018/jans.v8i1.765

Other claims from this paper (10)

Record rev-8fa63013cdc052e102b5e2f3b7c7b01b32f79f75844e64efca24a76576e4c8a0 · schema claims-v0.9 · position 3 in the model’s answer

mancozeb · disease · Allium cepa (onion)Results agree

12 papers: 12 positive, 0 negative or no effect

11 papers in the same direction as this claim

  1. positive
    Mancozeb at 0.25% was most effective against onion foliar blight and was at par with hexaconazole.

    Integrated Disease Management of Foliar Blight Disease of Onion: A Case Study of Application of Confounded Factorials · 2012 · compared with hexaconazole at 0.06 per cent

    Same direction

  2. positive
    Granosan 200 dust reduced basal rot by 77%.

    Chemical Control of Basal Rot of Onion in Zambia · 1981

    Same direction

  3. positive
    The polymer, fipronil, carbendazim and mancozeb treatment had the lowest disease index, 36.39.

    Polymer coating for higher pesticide use efficiency, seed yield and quality in onion (Allium cepa) · 2019

    Same direction

  4. positive
    Mancozeb-treated onion had 4.4% disease incidence and 91.4% control.

    Control Efficacy of Several Fungicides against Downy Mildew of Onion at Nursery Seedling Stage · 2016

    Same direction

  5. positive
    Mancozeb reduced PDI to 43.33% compared with control.

    Efficacy of Novel Fungicides against Purple Blotch in Onion (Allium cepa L.) in the Western Undulating Zone of Odisha, India · 2020 · compared with control

    Same direction

  6. positive
    T4 produced minimum disease incidence over three years.

    Spray Scheduling for Management of Foliar Diseases in Onion (Allium cepaL.) · 2014

    Same direction

  7. positive
    T. harzianum seed treatment plus mancozeb and carbendazim drenching reduced basal rot incidence in vivo.

    IN VITRO STUDY OF ONION BASAL ROT CAUSED BY FUSARIUM OXYPORUM · 2020

    Same direction

  8. positive
    Galben Mancozeb 58% reduced onion disease incidence by 64–73%.

    EVALUATION OF FUNGICIDES FOR CONTROLLING DOWNY MILDEW AND PURPLE BLOTCH DISEASES OF ONION · 1995

    Same direction

3 papers more in this group

See all 12 papers →

application · disease · Allium cepa (onion)Positive and negative results

40 papers: 35 positive, 5 negative or no effect

34 papers in the same direction as this claim · 5 in the opposite direction

  1. negative
    Spraying the same bacterial suspension on onion foliage also produced symptoms.

    First Report of a Leaf Blight of Onion Caused by Xanthomonas spp. in Georgia · 2003

    Opposite direction

  2. negative
    Foliar boron increased visible toxicity symptoms in onions.

    The Contribution of Foliar Exposure to Boron Toxicity · 2007 · compared with without a component of foliar contact

    Opposite direction

  3. negative
    Only injured onion bulbs developed soft rot after a 10 min soak in P. cepacia suspension.

    A Field and Storage Rot of Onion (Allium cepa L. var. cepa) Caused by Pseudomonas cepacia in Lowland Papua New Guinea · 1987

    Opposite direction

  4. negative
    Spraying the fungicide can reduce miscorrhizal colonization on the roots of shallots.

    EFFECT OF SPRAYING SOME SYNTHETIC CHEMICAL FUNGICIDES USED BY BREBES FARMERS ON MYCORRHIZAL SYMBIOSE AND GROWTH IN SHALLOTS · 2023

    Opposite direction

  5. no effect
    High-dilution sulphur sprays did not influence the incidence and damage of onion thrips compared with untreated control.

    High dilutions of Sulphur and relationship with the onion thrips, downy mildew incidence and yield of onion in organic system · 2015 · compared with untreated plot

    Opposite direction

  6. positive
    Inoculation reproduced symptoms and the bacterium was reisolated.

    Xanthomonas Blight of Onion in South Africa · 2001

    Same direction

  7. positive
    Seed treatment followed by four monthly foliar sprays of procymidone reduced onion white rot incidence by 71% in the first season relative to untreated control.

    Additional studies on the chemical control of onion white rot ( Sclerotium cepivorum Berk.) in New Zealand · 1991 · compared with untreated control

    Same direction

  8. positive
    The processing conditions that minimize browning of dried onions were immersion temperature and 18 min immersion time, compared with control air dehydration.

    Effect of Mild Heat Treatments Prior to Air Dehydration of Dried Onions Quality · 1990 · compared with control

    Same direction

31 papers more in this group

See all 40 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.