Paper · 2020 · International Journal of Chemical Studies

Integrated management strategies in chilli powdery mildew

Sabeena I Bademiyya; SA Ashtaputre

13
claims
39
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

Powdery mildew of chilli caused by Leveillula taurica is one of the most serious diseases of chilli. To assess the efficacy of fungicides, bioagents and botanicals against chilli powdery mildew in vitro evaluation was carried out. Among the ten fungicides evaluated, the maximum inhibition of conidial germination was recorded in azoxystrobin (90.38%) and least inhibition of conidial germination was observed in carbendazim (71.47 %) at 0.15 per cent concentration. Among the four bioagents evaluated Bacillus subtilis (50.48 %) was found effective and nimbicidin (65.05 %) at 2.5 was recorded maximum conidial germination inhibition among the botanicals. Based on the results of in vitro evaluation, the effective fungicide, botanical and bioagent were selected for field trial to check their efficacy. Among the eight treatments three sprays of azoxystrobin (0.1%) was found effective by showing less per cent disease index of 6.86 with yield of 13.25 q/ha and cost benefit ratio of 1: 3.33 followed by treatment with two sprays of azoxystrobin (0.1%) and one spray of Nimbicidin (2.5%) with per cent disease index of 13.89 and yield of 12.54 q/ha and cost benefit ratio of 1:3.26. Whereas, three sprays of Bacillus subtilis (1%) was found to be least effective by showing high per cent disease index of 34.58 with yield of 8.78 q/ha and cost benefit ratio of 1:2.52.

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Claims 13

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Azoxystrobin gave the maximum inhibition of Leveillula taurica conidial germination (90.38%) among the fungicides in vitro.

Taxon
chillie0
Treatment
azoxystrobine1
Interactor
Leveillula tauricae0pathogen
Outcome
inhibition of conidial germinatione1
Direction
maximume1
Value
90.38%e1
Setting
in vitro evaluatione2

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“the maximum inhibition of conidial germination was recorded in azoxystrobin (90.38%)”

✓ located verbatim in the source · abstract, characters 267–351 · show in text ↑
e2

“in vitro evaluation was carried out”

✓ located verbatim in the source · abstract, characters 194–229 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Carbendazim gave the least inhibition of Leveillula taurica conidial germination (71.47%) among the fungicides in vitro.

Taxon
chillie0
Treatment
carbendazime1
Interactor
Leveillula tauricae0pathogen
Outcome
inhibition of conidial germinatione1
Direction
leaste1
Value
71.47 %e1
Setting
in vitro evaluatione2

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“least inhibition of conidial germination was observed in carbendazim (71.47 %)”

✓ located verbatim in the source · abstract, characters 356–434 · show in text ↑
e2

“in vitro evaluation was carried out”

✓ located verbatim in the source · abstract, characters 194–229 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Bacillus subtilis was the most effective of the four bioagents in vitro, with 50.48% conidial germination inhibition.

Taxon
chillie0
Treatment
Bacillus subtilise1
Interactor
Leveillula tauricae0pathogen
Second interactor
Bacillus subtilisBacillus subtilise1biocontrol_agent
Outcome
effectivee1
Value
50.48 %e1
Setting
in vitro evaluatione2

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

Bacillus subtilis
Bacillus subtilis · Second interactorY tambe (original uploader) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“Among the four bioagents evaluated Bacillus subtilis (50.48 %) was found effective”

✓ located verbatim in the source · abstract, characters 467–549 · show in text ↑
e2

“in vitro evaluation was carried out”

✓ located verbatim in the source · abstract, characters 194–229 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Nimbicidin gave the maximum conidial germination inhibition (65.05%) among the botanicals in vitro.

Taxon
chillie0
Treatment
nimbicidine1
Interactor
Leveillula tauricae0pathogen
Outcome
conidial germination inhibitione1
Direction
maximume1
Value
65.05 %e1
Qualifier
at 2.5e1
Setting
in vitro evaluatione2

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“nimbicidin (65.05 %) at 2.5 was recorded maximum conidial germination inhibition among the botanicals”

✓ located verbatim in the source · abstract, characters 554–655 · show in text ↑
e2

“in vitro evaluation was carried out”

✓ located verbatim in the source · abstract, characters 194–229 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Three sprays of azoxystrobin (0.1%) in the field trial gave a less per cent disease index (6.86) than the other treatments.

Taxon
chillie0
Treatment
three sprays of azoxystrobin (0.1%)e1
Interactor
Leveillula tauricae0pathogen
Outcome
per cent disease indexe1
Direction
lesse1
Value
6.86e1
Setting
field triale2

Not reportedComparator

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“three sprays of azoxystrobin (0.1%) was found effective by showing less per cent disease index of 6.86 with yield of 13.25 q/ha and cost benefit ratio of 1: 3.33”

✓ located verbatim in the source · abstract, characters 832–993 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Three sprays of azoxystrobin (0.1%) in the field trial gave a higher yield (13.25 q/ha).

Taxon
chillie0
Treatment
three sprays of azoxystrobin (0.1%)e1
Outcome
yielde1
Direction
higherinferrede1
Value
13.25 q/hae1
Setting
field triale2

Not reportedComparator

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“three sprays of azoxystrobin (0.1%) was found effective by showing less per cent disease index of 6.86 with yield of 13.25 q/ha and cost benefit ratio of 1: 3.33”

✓ located verbatim in the source · abstract, characters 832–993 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Three sprays of azoxystrobin (0.1%) in the field trial gave a higher cost benefit ratio (1: 3.33).

Taxon
chillie0
Treatment
three sprays of azoxystrobin (0.1%)e1
Outcome
cost benefit ratioe1
Direction
higherinferrede1
Value
1: 3.33e1
Setting
field triale2

Not reportedComparator

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“three sprays of azoxystrobin (0.1%) was found effective by showing less per cent disease index of 6.86 with yield of 13.25 q/ha and cost benefit ratio of 1: 3.33”

✓ located verbatim in the source · abstract, characters 832–993 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Two sprays of azoxystrobin and one spray of Nimbicidin (2.5%) in the field trial gave a lower per cent disease index (13.89).

Taxon
chillie0
Treatment
two sprays of azoxystrobin (0.1%) and one spray of Nimbicidin (2.5%)e1
Interactor
Leveillula tauricae0pathogen
Outcome
per cent disease indexe1
Direction
lowerinferrede1
Value
13.89e1
Setting
field triale2

Not reportedComparator

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“two sprays of azoxystrobin (0.1%) and one spray of Nimbicidin (2.5%) with per cent disease index of 13.89 and yield of 12.54 q/ha and cost benefit ratio of 1:3.26”

✓ located verbatim in the source · abstract, characters 1021–1183 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Two sprays of azoxystrobin and one spray of Nimbicidin (2.5%) in the field trial gave a higher yield (12.54 q/ha).

Taxon
chillie0
Treatment
two sprays of azoxystrobin (0.1%) and one spray of Nimbicidin (2.5%)e1
Outcome
yielde1
Direction
higherinferrede1
Value
12.54 q/hae1
Setting
field triale2

Not reportedComparator

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“two sprays of azoxystrobin (0.1%) and one spray of Nimbicidin (2.5%) with per cent disease index of 13.89 and yield of 12.54 q/ha and cost benefit ratio of 1:3.26”

✓ located verbatim in the source · abstract, characters 1021–1183 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Two sprays of azoxystrobin and one spray of Nimbicidin (2.5%) in the field trial gave a higher cost benefit ratio (1:3.26).

Taxon
chillie0
Treatment
two sprays of azoxystrobin (0.1%) and one spray of Nimbicidin (2.5%)e1
Outcome
cost benefit ratioe1
Direction
higherinferrede1
Value
1:3.26e1
Setting
field triale2

Not reportedComparator

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“two sprays of azoxystrobin (0.1%) and one spray of Nimbicidin (2.5%) with per cent disease index of 13.89 and yield of 12.54 q/ha and cost benefit ratio of 1:3.26”

✓ located verbatim in the source · abstract, characters 1021–1183 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Three sprays of Bacillus subtilis (1%) in the field trial were the least effective, with a high per cent disease index (34.58).

Taxon
chillie0
Treatment
three sprays of Bacillus subtilis (1%)e1
Interactor
Leveillula tauricae0pathogen
Second interactor
Bacillus subtilisBacillus subtilise1biocontrol_agent
Outcome
per cent disease indexe1
Direction
highe1
Value
34.58e1
Setting
field triale2

Not reportedComparator

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

Bacillus subtilis
Bacillus subtilis · Second interactorY tambe (original uploader) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“three sprays of Bacillus subtilis (1%) was found to be least effective by showing high per cent disease index of 34.58 with yield of 8.78 q/ha and cost benefit ratio of 1:2.52”

✓ located verbatim in the source · abstract, characters 1194–1369 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Three sprays of Bacillus subtilis (1%) in the field trial gave a lower yield (8.78 q/ha).

Taxon
chillie0
Treatment
three sprays of Bacillus subtilis (1%)e1
Outcome
yielde1
Direction
lowerinferrede1
Value
8.78 q/hae1
Setting
field triale2

Not reportedComparator

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“three sprays of Bacillus subtilis (1%) was found to be least effective by showing high per cent disease index of 34.58 with yield of 8.78 q/ha and cost benefit ratio of 1:2.52”

✓ located verbatim in the source · abstract, characters 1194–1369 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Three sprays of Bacillus subtilis (1%) in the field trial gave a lower cost benefit ratio (1:2.52).

Taxon
chillie0
Treatment
three sprays of Bacillus subtilis (1%)e1
Outcome
cost benefit ratioe1
Direction
lowerinferrede1
Value
1:2.52e1
Setting
field triale2

Not reportedComparator

Verbatim

e0

“Powdery mildew of chilli caused by Leveillula taurica”

✓ located verbatim in the source · abstract, characters 0–53 · show in text ↑
e1

“three sprays of Bacillus subtilis (1%) was found to be least effective by showing high per cent disease index of 34.58 with yield of 8.78 q/ha and cost benefit ratio of 1:2.52”

✓ located verbatim in the source · abstract, characters 1194–1369 · show in text ↑
e2

“selected for field trial to check their efficacy”

✓ located verbatim in the source · abstract, characters 755–803 · show in text ↑

Bacillus subtilis · yield · Capsicum (peppers)Positive and negative results

5 papers: 4 positive, 1 negative or no effect

4 in the opposite direction

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

Bacillus subtilis · disease · Capsicum (peppers)Positive and negative results

9 papers: 8 positive, 1 negative or no effect

8 in the opposite direction

  1. positive
  2. positive
  3. positive

5 papers more in this group

See all 9 papers →

azoxystrobin · disease · Capsicum (peppers)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 →

azoxystrobin · yield · Capsicum (peppers)Results 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 →

application · yield · Capsicum (peppers)Positive and negative results

74 papers: 73 positive, 1 negative or no effect

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

  1. positive
  2. negative
  3. positive

70 papers more in this group

See all 74 papers →

application · disease · Capsicum (peppers)Results agree

35 papers: 35 positive, 0 negative or no effect

34 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

31 papers more in this group

See all 35 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.