Paper · 2017 · Journal of Entomology and Zoology Studies

Safety of newer insecticide fipronil 200 SC to natural enemies in the chilli ecosystem of Tamil Nadu

Indhumathi Vs; C. Durairaj; S. Nakkeeran; et al.

5
claims
10
verbatim quotes
2
citations
2
research areas
✓
Open access

Abstract

A field experiment on chilli were conducted to study the effect of newer insecticide Fipronil 200 SC to natural enemies of chilli pests at Narasipuram and Mathampati villages of Coimbatore district, Tamil Nadu, India during 2013-2014. Three foliar applications were carried out at an interval of seven days after the pest population reached the economic threshold levels. The result revealed that the mean population of coccinellids was found to be more in the untreated checks followed by fipronil 200 SC at 30 and 40 g a.i. ha-1 in the first, second and third spray of foliar application. The lower dose of fipronil 200 SC at 30 g a.i. ha-1 recorded the mean population of coccinellids as 8.91/ten plants, which was next to the untreated check (11.90/ten plants) in both field trials. Taking into consideration the bioefficacy and safety aspects of chemical insecticides tested here, the present investigation has arrived at a result that fipronil 200 SC can be considered as a good option for including as a component in the management of chilli sucking pests. Even though immediate killing was not noticed in the case of fipronil, the insecticide was proved to be potent on subsequent days of insecticidal treatment and also found safe to the natural enemies.

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Claims 5

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Coccinellid populations were higher in untreated checks than after fipronil 200 SC treatment at 30 and 40 g a.i. ha-1.

Taxon
chillie0
Treatment
fipronil 200 SCe1
Interactor
coccinellidse1biocontrol_agent
Outcome
mean population of coccinellidse1
Direction
moree1
Comparator
untreated checkse1
Setting
field experimente0

Verbatim

e0

“A field experiment on chilli were conducted”

✓ located verbatim in the source · abstract, characters 0–43 · show in text ↑
e1

“the mean population of coccinellids was found to be more in the untreated checks followed by fipronil 200 SC at 30 and 40 g a.i. ha-1”

✓ located verbatim in the source · abstract, characters 397–530 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Fipronil 200 SC at 30 g a.i. ha-1 gave 8.91 coccinellids per ten plants, next to the untreated check at 11.90.

Taxon
chillie0
Treatment
fipronil 200 SC at 30 g a.i. ha-1e2
Interactor
coccinellidse2biocontrol_agent
Outcome
mean population of coccinellidse2
Direction
lowere2
Value
8.91/ten plantse2
Qualifier
11.90/ten plantse2
Comparator
untreated checke2
Setting
field trialse2

Verbatim

e0

“A field experiment on chilli were conducted”

✓ located verbatim in the source · abstract, characters 0–43 · show in text ↑
e2

“The lower dose of fipronil 200 SC at 30 g a.i. ha-1 recorded the mean population of coccinellids as 8.91/ten plants, which was next to the untreated check (11.90/ten plants) in both field trials”

✓ located verbatim in the source · abstract, characters 591–785 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Fipronil was potent against chilli sucking pests on subsequent days after the insecticidal treatment, although no immediate killing was seen.

Taxon
chillie0
Treatment
insecticidal treatmente3
Outcome
potent on subsequent dayse3

Not reportedComparatorDirection

Verbatim

e0

“A field experiment on chilli were conducted”

✓ located verbatim in the source · abstract, characters 0–43 · show in text ↑
e3

“the insecticide was proved to be potent on subsequent days of insecticidal treatment”

✓ located verbatim in the source · abstract, characters 1135–1219 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Fipronil 200 SC was found safe to natural enemies in chilli.

Taxon
chillie0
Treatment
insecticidal treatmente3
Interactor
natural enemiese4biocontrol_agent
Outcome
safe to the natural enemiese4

Not reportedComparatorDirection

Verbatim

e0

“A field experiment on chilli were conducted”

✓ located verbatim in the source · abstract, characters 0–43 · show in text ↑
e3

“the insecticide was proved to be potent on subsequent days of insecticidal treatment”

✓ located verbatim in the source · abstract, characters 1135–1219 · show in text ↑
e4

“also found safe to the natural enemies”

✓ located verbatim in the source · abstract, characters 1224–1262 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Fipronil 200 SC can be considered a good option for chilli sucking pest management.

Taxon
chillie5
Treatment
fipronil 200 SCe5
Interactor
sucking pestse5pest
Outcome
management of chilli sucking pestse5

Verbatim

e5

“fipronil 200 SC can be considered as a good option for including as a component in the management of chilli sucking pests”

✓ located verbatim in the source · abstract, characters 941–1062 · show in text ↑

fipronil · pest · Capsicum (peppers)Positive and negative results

7 papers: 6 positive, 1 negative or no effect

6 in the opposite direction

  1. positive
  2. positive
  3. positive

3 papers more in this group

See all 7 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.