Paper · 2022 · The future of Horticulture

MITIGATION OF EXCESSIVE PROTON CONCENTRATIONS OF“CRIMSON” GRAPES BY THIDIAZURON AND BENZYLADENINE

Karim Farag; Neven Nagy; Said Attia; et al.

9
claims
24
verbatim quotes
0
citations
2
research areas
✓
Open access · cc-by

Abstract

The present study was conducted during the two consecutive seasons 2018 and 2019 on "Crimson Seedless" table grapes to mitigate the excessive ProTon concentration by some cytokinin use. The following treatments were used: control, thidiazuron at 50ppm (TDZ), abscisic acid at 250ppm (ABA) preceded by TDZ at 50ppm, ABA at 500ppm preceded by TDZ at 50ppm, benzyl adenine at 50ppm (6-BA), ABA at 250ppm preceded by 6-BA at 50ppm, ABA at 500ppm preceded by 6-BA at 50ppm, ABA at 250ppm and ABA at 500ppm.Treatment of TDZ and 6-BA were applied at berry set while ABA treatment was applied at 10-15% berry coloration. The results showed that pre-harvest application of TDZ or 6-BA increased cluster weight, 100 berry weight, pedicel weight, berry acidity, berry and leaves chlorophylls and decreased berry coloration, TSS, total sugars. The application of ABA at 10-15% berry coloration enhanced berry anthocyanin content, TSS, Total sugars and lowered acidity and chlorophyll. The present study recommended using either TDZ or 6-BA at 50ppm followed by ProTon at 500ppm to mitigate the excessive ProTon concentration on "Crimson Seedless" grapes.

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Claims 9

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

TDZ at 50 ppm increased cluster weight, 100 berry weight and pedicel weight in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
TDZe1
Outcome
cluster weight, 100 berry weight, pedicel weighte1
Direction
increasede1
Comparator
controle2

Verbatim

e1

“pre-harvest application of TDZ or 6-BA increased cluster weight, 100 berry weight, pedicel weight, berry acidity, berry and leaves chlorophylls and decreased berry coloration, TSS, total sugars”

✓ located verbatim in the source · abstract, characters 637–830 · show in text ↑
e2

“treatments were used: control”

✓ located verbatim in the source · abstract, characters 200–229 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

TDZ increased berry acidity and berry and leaves chlorophylls in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
TDZe1
Outcome
berry acidity, berry and leaves chlorophyllse1
Direction
increasede1
Comparator
controle2

Verbatim

e1

“pre-harvest application of TDZ or 6-BA increased cluster weight, 100 berry weight, pedicel weight, berry acidity, berry and leaves chlorophylls and decreased berry coloration, TSS, total sugars”

✓ located verbatim in the source · abstract, characters 637–830 · show in text ↑
e2

“treatments were used: control”

✓ located verbatim in the source · abstract, characters 200–229 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

TDZ decreased berry coloration, TSS and total sugars in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
TDZe1
Outcome
berry coloration, TSS, total sugarse1
Direction
decreasede1
Comparator
controle2

Verbatim

e1

“pre-harvest application of TDZ or 6-BA increased cluster weight, 100 berry weight, pedicel weight, berry acidity, berry and leaves chlorophylls and decreased berry coloration, TSS, total sugars”

✓ located verbatim in the source · abstract, characters 637–830 · show in text ↑
e2

“treatments were used: control”

✓ located verbatim in the source · abstract, characters 200–229 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

6-BA at 50 ppm increased cluster weight, 100 berry weight and pedicel weight in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
6-BAe1
Outcome
cluster weight, 100 berry weight, pedicel weighte1
Direction
increasede1
Comparator
controle2

Verbatim

e1

“pre-harvest application of TDZ or 6-BA increased cluster weight, 100 berry weight, pedicel weight, berry acidity, berry and leaves chlorophylls and decreased berry coloration, TSS, total sugars”

✓ located verbatim in the source · abstract, characters 637–830 · show in text ↑
e2

“treatments were used: control”

✓ located verbatim in the source · abstract, characters 200–229 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

6-BA increased berry acidity and berry and leaves chlorophylls in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
6-BAe1
Outcome
berry acidity, berry and leaves chlorophyllse1
Direction
increasede1
Comparator
controle2

Verbatim

e1

“pre-harvest application of TDZ or 6-BA increased cluster weight, 100 berry weight, pedicel weight, berry acidity, berry and leaves chlorophylls and decreased berry coloration, TSS, total sugars”

✓ located verbatim in the source · abstract, characters 637–830 · show in text ↑
e2

“treatments were used: control”

✓ located verbatim in the source · abstract, characters 200–229 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

6-BA decreased berry coloration, TSS and total sugars in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
6-BAe1
Outcome
berry coloration, TSS, total sugarse1
Direction
decreasede1
Comparator
controle2

Verbatim

e1

“pre-harvest application of TDZ or 6-BA increased cluster weight, 100 berry weight, pedicel weight, berry acidity, berry and leaves chlorophylls and decreased berry coloration, TSS, total sugars”

✓ located verbatim in the source · abstract, characters 637–830 · show in text ↑
e2

“treatments were used: control”

✓ located verbatim in the source · abstract, characters 200–229 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

ABA applied at 10-15% berry coloration enhanced berry anthocyanin content, TSS and total sugars in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
ABA at 10-15% berry coloratione1
Outcome
berry anthocyanin content, TSS, Total sugarse1
Direction
enhancede1

Not reportedComparator

Verbatim

e1

“The application of ABA at 10-15% berry coloration enhanced berry anthocyanin content, TSS, Total sugars and lowered acidity and chlorophyll”

✓ located verbatim in the source · abstract, characters 832–971 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

ABA applied at 10-15% berry coloration lowered berry acidity and chlorophyll in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
ABA at 10-15% berry coloratione1
Outcome
acidity and chlorophylle1
Direction
lowerede1

Not reportedComparator

Verbatim

e1

“The application of ABA at 10-15% berry coloration enhanced berry anthocyanin content, TSS, Total sugars and lowered acidity and chlorophyll”

✓ located verbatim in the source · abstract, characters 832–971 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend TDZ or 6-BA at 50 ppm followed by ProTon at 500 ppm to mitigate excessive ProTon concentration in Crimson Seedless grapes

Taxon
table grapese3
Material
Crimson Seedlesse3
Treatment
TDZ or 6-BA at 50ppm followed by ProTon at 500ppme1
Outcome
mitigate the excessive ProTon concentratione1

Verbatim

e1

“The present study recommended using either TDZ or 6-BA at 50ppm followed by ProTon at 500ppm to mitigate the excessive ProTon concentration”

✓ located verbatim in the source · abstract, characters 973–1112 · show in text ↑
e3

“"Crimson Seedless" table grapes”

✓ located verbatim in the source · abstract, characters 84–115 · show in text ↑

N-benzyladenine · yield · VitisPositive and negative results

10 papers: 8 positive, 2 negative or no effect

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

  1. negative
  2. negative
  3. positive

6 papers more in this group

See all 10 papers →

Thidiazuron · yield · VitisResults agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 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.