Intervention effectmodel-written summary

Most tested T. harzianum and T. virens isolates have little promise for controlling tomato sudden death after flooding.

A claim from Evaluation of Trichoderma spp. for biocontrol of tomato sudden caused by Pythium aphanidermatum following flooding in tropical hot season. · 2003

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Most tested T. harzianum and T. virens isolates have little promise for controlling tomato sudden death after flooding.

Treatment
T. harzianum and T. virens isolatese1
Interactor
T. harzianum and T. virensTrichoderma harzianumTrichoderma virense1biocontrol_agent
Outcome
control of tomato sudden deathe1
Direction
no_changeinferrede1
Setting
greenhouse and in the fielde4

Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleComparatorValueQualifier

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Trichoderma harzianum
Trichoderma harzianum · InteractorUS Department of Agriculture, Agricultural Research Service, Systematic Botany and Mycology Laboratory, [1] · Public domain · Wikimedia Commons ↗

Verbatim

e1

“Results from this study show that most tested T. harzianum and T. virens isolates have little promise for control of tomato sudden death following flooding”

✓ located verbatim in the source · abstract, characters 985–1140
e4

“evaluated for biocontrol of the disease in the greenhouse and in the field”

✓ located verbatim in the source · abstract, characters 546–620

Title

Evaluation of Trichoderma spp. for biocontrol of tomato sudden caused by Pythium aphanidermatum following flooding in tropical hot season.

H T T Le; L L Black; R A Sikora PubMed 2003

Other claims from this paper (2)

Record rev-c4b3145af66b4ec461295621081433884d4072ca43c7840a0534af2f888f1337 · schema claims-v0.9 · position 1 in the model’s answer

Trichoderma harzianum · control · Solanum lycopersicum (tomato)Positive and negative results

8 papers: 7 positive, 1 negative or no effect

7 in the opposite direction

  1. positive
    Trichoderma harzianum ICC012 + T. viride ICC080 gave promising disease control.

    Biocontrol of Fusarium crown and root rot of tomato and growth-promoting effect of bacteria isolated from recycled substrates of soilless crops · 2010

    Opposite direction

  2. positive
    Trichoderma achieved more disease reduction than chemical fungicides.

    Efficacy of Trichoderma harzianum as a Natural Biocontrol and Growth‐Promoting Agent Against Selected Tomato Fungal Pathogens · 2025 · compared with chemical fungicides

    Opposite direction

  3. positive
    The Trichoderma mixture reduced disease by 41.00% in 2008–09.

    Effect of mixture of Trichoderma isolates on biochemical parameter in tomato fruits against Sclerotinia sclerotiorum rot of tomato plant. · 2015

    Opposite direction

  4. positive
    Bagasse plus T. harzianum 10% gave 74.89% disease control and was statistically at par with WBB.

    Evaluation of different application methods of Trichodermaharzianum (Rifai) against fusarium wilt of tomato · 2014 · compared with WBB formulation

    Opposite direction

  5. positive
    Trichoderma harzianum reduced disease in tomato by 20.3 to 83.7% in greenhouse tests.

    Efficacy of Trichoderma harzianum against Fusarium oxysporum and Rhizoctonia solani on bean and tomato plants · 2022

    Opposite direction

  6. positive
    Trichoderma harzianum (TRIANUM-P) with Pseudomonas fluorescens (CHAO) showed the highest degree of control of the causal fungus compared with control in the laboratory.

    ASSESSMENT OF RESISTANCE IN TOMATO VARIETIES UNDER GREENHOUSE CONDITIONS AGAINST FUSARIUM WILT, AND BIOLOGICAL CONTROL OF THE DISEASE · 2012 · compared with control

    Opposite direction

  7. positive
    The full combined treatment achieved maximum disease control of 83.4 per cent.

    Integrated Management of Root Rot Disease Complex of Tomato (Solanum lycopersicum L.) Incited by Concomitant Occurrence of Rhizoctonia solani and Meloidogyne javanica · 2022

    Opposite direction

See all 8 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.