Paper · 2024 · Journal of Plant Disease Sciences

BIOLOGICAL MANAGEMENT OF EARLY BLIGHT OF POTATO

Ritika Hada; D L Yadav; Chirag Gautam; et al.

3
claims
5
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

Potato is one of the most well-known vegetables in India. The demand for potatoes is rising because they are nutritious and wholesome, rich in carbohydrates, and contain little fat. Early blight, caused by Alternaria solani and Alternaria alternata, is a widespread disease affecting potato crops globally. The incidence of early blight has been observed extensively in potato-growing areas of Kota district. Chemical control methods are commonly used for managing early blight, but limited work has been done on biological management. Among bio-agents, the results revealed that tuber treatment by spray method with Trichoderma viride @ 8 g/lit per 20 kg, combined with two foliar sprays @ 5 ml/lit of water, was effective against early blight and resulted in better potato yield. This was followed by Pseudomonas fluorescens @ 8 ml/lit per 20 kg of tuber, combined with two foliar sprays @ 5 ml/lit of water, which also showed significant disease control compared to the untreated control.

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Claims 3

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tuber treatment with Trichoderma viride plus two foliar sprays was effective against early blight in potato.

Organ / stage
tubere1
Treatment
Trichoderma viride @ 8 g/lit per 20 kg, combined with two foliar sprays @ 5 ml/lit of watere1
Interactor
Alternaria solaniAlternaria solanie0pathogen
Second interactor
Trichoderma virideTrichoderma viridee1biocontrol_agent
Outcome
early blighte1
Direction
decreaseinferrede1

Not reportedComparator

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Alternaria solani
Alternaria solani · InteractorClemson University - USDA Cooperative Extension Slide Series · CC BY 3.0 us · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · Second interactorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Early blight, caused by Alternaria solani and Alternaria alternata, is a widespread disease affecting potato crops globally”

✓ located verbatim in the source · abstract, characters 182–305 · show in text ↑
e1

“tuber treatment by spray method with Trichoderma viride @ 8 g/lit per 20 kg, combined with two foliar sprays @ 5 ml/lit of water, was effective against early blight and resulted in better potato yield”

✓ located verbatim in the source · abstract, characters 580–780 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Tuber treatment with Trichoderma viride plus two foliar sprays resulted in better potato yield.

Treatment
Trichoderma viride @ 8 g/lit per 20 kg, combined with two foliar sprays @ 5 ml/lit of watere1
Interactor
Trichoderma virideTrichoderma viridee1biocontrol_agent
Outcome
potato yielde1
Direction
bettere1

Not reportedComparator

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Trichoderma viride
Trichoderma viride · InteractorKatja Schulz · CC BY 4.0 · iNaturalist ↗

Verbatim

e1

“tuber treatment by spray method with Trichoderma viride @ 8 g/lit per 20 kg, combined with two foliar sprays @ 5 ml/lit of water, was effective against early blight and resulted in better potato yield”

✓ located verbatim in the source · abstract, characters 580–780 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Pseudomonas fluorescens treatment with two foliar sprays showed significant disease control against early blight in potato compared with the untreated control.

Organ / stage
tubere3
Treatment
Pseudomonas fluorescens @ 8 ml/lit per 20 kg of tuber, combined with two foliar sprays @ 5 ml/lit of watere3
Interactor
Alternaria solaniAlternaria solanie0pathogen
Second interactor
Pseudomonas fluorescensPseudomonas fluorescense3biocontrol_agent
Outcome
disease controle3
Direction
decreaseinferrede3
Comparator
untreated controle3

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

Solanum tuberosum
Solanum tuberosum · TaxonScott Bauer, USDA ARS · Public domain · Wikimedia Commons ↗
Alternaria solani
Alternaria solani · InteractorClemson University - USDA Cooperative Extension Slide Series · CC BY 3.0 us · Wikimedia Commons ↗
Pseudomonas fluorescens
Pseudomonas fluorescens · Second interactorNinjatacoshell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Early blight, caused by Alternaria solani and Alternaria alternata, is a widespread disease affecting potato crops globally”

✓ located verbatim in the source · abstract, characters 182–305 · show in text ↑
e3

“This was followed by Pseudomonas fluorescens @ 8 ml/lit per 20 kg of tuber, combined with two foliar sprays @ 5 ml/lit of water, which also showed significant disease control compared to the untreated control”

✓ located verbatim in the source · abstract, characters 782–990 · show in text ↑

Trichoderma viride · yield · Solanum tuberosum (potato)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

application · Alternaria solani · Solanum tuberosum (potato)Positive and negative results

15 papers: 14 positive, 1 negative or no effect

13 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

11 papers more in this group

See all 15 papers →

application · yield · Solanum tuberosum (potato)Positive and negative results

191 papers: 177 positive, 14 negative or no effect

176 papers in the same direction as this paper · 14 in the opposite direction

  1. no effect
  2. no effect
  3. negative

187 papers more in this group

See all 191 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.