Paper · 2020 · Archives of Phytopathology and Plant Protection

Effect of leaf rust disease on photosynthetic rate, chlorophyll contents and grain yield of wheat

Mahreen Yahya; Noor Abid Saeed; Sajid Nadeem; et al.

15
claims
25
verbatim quotes
31
citations
3
research areas
—
Not open access

Abstract

The objective of the present study was to investigate what extent the leaf rust disease severity affects the photosynthesis and grain yield in wheat. This was done by estimating disease severity, photosynthetic rate, chlorophyll contents and grain yield loss in six wheat varieties under the natural and fungicide treated conditions. Among six wheat varieties/lines (Galaxy-13, Millat-11, Lasani-08, Faisalabad-08 and two wheat lines NW-1-8183-8 and NW-3-3341-7), the mean severity level of leaf rust was the highest on Galaxy-13 and Faisalabad-08, however, grain yields were also higher in Galaxy-13, Millat-11 and FSD-08. Wheat lines NW-1-8183-8, NW-3-3341-7 and wheat variety Millat-11 showed less severity with high yield. One application of fungicide, propiconazole reduced the rust infections significantly and enhance the photosynthetic rate and chlorophyll contents, resulting in significantly higher yield in fungicide treated plots. On the basis of leaf rust severity and grain yield assessment, wheat varieties Galaxy-13 and FSD-08 were found highly tolerant against rust diseases. Maximum cost-benefit ratio was found in NW-3-3341-7 (1:12.2) when treated against rust fungicide. The study concluded that rust disease significantly reduced the grain yield when not protected by fungicide. Integration of host resistance with minimum fungicide application can reduce the deleterious effect of leaf rust and gives maximum net returns.

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Claims 15

Observationobservedoriginal resultmeasured

Claim · model-written summary

Leaf rust severity was highest on Galaxy-13.

Material
Galaxy-13e0
Interactor
leaf ruste0pathogen
Outcome
severity level of leaf ruste0
Direction
higheste0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the mean severity level of leaf rust was the highest on Galaxy-13 and Faisalabad-08”

✓ located verbatim in the source · abstract, characters 464–547 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Leaf rust severity was highest on Faisalabad-08.

Material
Faisalabad-08e0
Interactor
leaf ruste0pathogen
Outcome
severity level of leaf ruste0
Direction
higheste0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the mean severity level of leaf rust was the highest on Galaxy-13 and Faisalabad-08”

✓ located verbatim in the source · abstract, characters 464–547 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Galaxy-13, Millat-11 and FSD-08 had higher yields.

Material
Galaxy-13, Millat-11 and FSD-08e0
Outcome
grain yieldse0
Direction
highere0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“grain yields were also higher in Galaxy-13, Millat-11 and FSD-08”

✓ located verbatim in the source · abstract, characters 558–622 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

NW-1-8183-8 had less leaf rust severity and high yield.

Material
NW-1-8183-8e0
Outcome
less severity with high yielde0
Direction
lesse0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Wheat lines NW-1-8183-8, NW-3-3341-7 and wheat variety Millat-11 showed less severity with high yield”

✓ located verbatim in the source · abstract, characters 624–725 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

NW-3-3341-7 had less leaf rust severity and high yield.

Material
NW-3-3341-7e0
Outcome
less severity with high yielde0
Direction
lesse0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Wheat lines NW-1-8183-8, NW-3-3341-7 and wheat variety Millat-11 showed less severity with high yield”

✓ located verbatim in the source · abstract, characters 624–725 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Millat-11 had less leaf rust severity and high yield.

Material
Millat-11e0
Outcome
less severity with high yielde0
Direction
lesse0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Wheat lines NW-1-8183-8, NW-3-3341-7 and wheat variety Millat-11 showed less severity with high yield”

✓ located verbatim in the source · abstract, characters 624–725 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Propiconazole significantly reduced rust infection.

Treatment
propiconazolee0
Interactor
ruste0pathogen
Outcome
rust infectionse0
Direction
reducede0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“One application of fungicide, propiconazole reduced the rust infections significantly”

✓ located verbatim in the source · abstract, characters 727–812 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Propiconazole increased photosynthetic rate.

Treatment
propiconazolee0
Outcome
photosynthetic ratee0
Direction
enhancee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“propiconazole reduced the rust infections significantly and enhance the photosynthetic rate and chlorophyll contents”

✓ located verbatim in the source · abstract, characters 757–873 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Propiconazole increased chlorophyll content.

Treatment
propiconazolee0
Outcome
chlorophyll contentse0
Direction
enhancee0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“propiconazole reduced the rust infections significantly and enhance the photosynthetic rate and chlorophyll contents”

✓ located verbatim in the source · abstract, characters 757–873 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Fungicide treated plots had significantly higher grain yield.

Treatment
fungicidee0
Outcome
yielde0
Direction
highere0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“significantly higher yield in fungicide treated plots”

✓ located verbatim in the source · abstract, characters 888–941 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Galaxy-13 was assessed as highly tolerant of rust.

Material
Galaxy-13e0
Interactor
ruste0pathogen
Outcome
highly tolerant against rust diseasese0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“wheat varieties Galaxy-13 and FSD-08 were found highly tolerant against rust diseases”

✓ located verbatim in the source · abstract, characters 1006–1091 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

FSD-08 was assessed as highly tolerant of rust.

Material
FSD-08e0
Interactor
ruste0pathogen
Outcome
highly tolerant against rust diseasese0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“wheat varieties Galaxy-13 and FSD-08 were found highly tolerant against rust diseases”

✓ located verbatim in the source · abstract, characters 1006–1091 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Fungicide treated NW-3-3341-7 had the maximum cost benefit ratio of 1:12.2.

Material
NW-3-3341-7e0
Treatment
rust fungicidee0
Outcome
cost-benefit ratioe0
Direction
Maximume0
Value
1:12.2e0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Maximum cost-benefit ratio was found in NW-3-3341-7 (1:12.2) when treated against rust fungicide”

✓ located verbatim in the source · abstract, characters 1093–1189 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Associationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Unprotected rust disease significantly reduced grain yield.

Treatment
not protected by fungicidee0
Interactor
ruste0pathogen
Outcome
grain yielde0
Direction
reducede0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“rust disease significantly reduced the grain yield when not protected by fungicide”

✓ located verbatim in the source · abstract, characters 1216–1298 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend combining host resistance with minimal fungicide to limit rust harm and maximize returns.

Outcome
Integration of host resistance with minimum fungicide applicatione0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Integration of host resistance with minimum fungicide application can reduce the deleterious effect of leaf rust and gives maximum net returns”

✓ located verbatim in the source · abstract, characters 1300–1442 · show in text ↑
t0

“wheat”

✓ located verbatim in the source · title, characters 92–97 · show in text ↑

propiconazole · disease · Triticum aestivum (wheat)Positive and negative results

27 papers: 25 positive, 2 negative or no effect

24 papers in the same direction as this paper · 2 in the opposite direction

  1. no effect
  2. no effect
  3. positive

23 papers more in this group

See all 27 papers →

propiconazole · physiology: photosynthesis · Triticum aestivum (wheat)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

propiconazole · physiology: pigments · Triticum aestivum (wheat)Results agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

fungicide · yield · Triticum aestivum (wheat)Positive and negative results

262 papers: 232 positive, 30 negative or no effect

231 papers in the same direction as this paper · 30 in the opposite direction

  1. positive
  2. positive
  3. positive

258 papers more in this group

See all 262 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.