Paper · 2020 · International Journal of Current Microbiology and Applied Sciences

Efficacy of Selected Insecticides against Leaf Hopper [Amrasca biguttula biguttula (Ishida) of Okra [Abelmoschus esculentus (L.) Moench]

H. S. Randhawa; V. K. Pandey

7
claims
15
verbatim quotes
3
citations
2
research areas
✓
Open access

Abstract

The field studies were conducted in the year 2017-18 to determine the efficacy of selected insecticides against leafhopper Amrasca biguttula biguttula (Ishida) of okra at PAU Regional Research Station Gurdaspur, Punjab (India). The studies revealed that all the treatments were found effective in reducing the population of leafhopper as compared to control. Thiamethoxam 25 WG @ 150 g/ha was the most effective treatment indicating reduction in population of leafhopper and increase green fruit yield followed by Imidacloprid 17.8 SL and synthetic insecticide Malathion 50 EC @ 150 and 1400 ml per hectare respectively. The highest cost benefit ratio (Rs. 1: 39.56) was achieved with Thiamethoxam and Imidacloprid (1: 38.76) followed it. The tested insecticides were also found safest to predators (spider and coccinelid) of okra insect-pests. The vegetable growers can make alternative spray of tested insecticides for management of okra leafhopper.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

All tested insecticides reduced leafhopper populations in okra compared with the control.

Treatment
selected insecticidese1
Interactor
Amrasca biguttula biguttulaAmrasca biguttula biguttulae1pest
Outcome
population of leafhoppere2
Direction
reducinge2
Comparator
controle2

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

Abelmoschus esculentus
Abelmoschus esculentus · TaxonKristine Paulus from New York, United States · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

t0

“Okra [Abelmoschus esculentus (L.) Moench]”

✓ located verbatim in the source · title, characters 95–136 · show in text ↑
e1

“The field studies were conducted in the year 2017-18 to determine the efficacy of selected insecticides against leafhopper Amrasca biguttula biguttula (Ishida) of okra”

✓ located verbatim in the source · abstract, characters 0–167 · show in text ↑
e2

“all the treatments were found effective in reducing the population of leafhopper as compared to control”

✓ located verbatim in the source · abstract, characters 254–357 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Thiamethoxam 25 WG at 150 g/ha gave the largest reduction in leafhopper population in okra.

Treatment
Thiamethoxam 25 WG @ 150 g/hae3
Interactor
leafhoppere3pest
Outcome
population of leafhoppere3
Direction
reductione3

Not reportedComparator

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

Abelmoschus esculentus
Abelmoschus esculentus · TaxonKristine Paulus from New York, United States · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

t0

“Okra [Abelmoschus esculentus (L.) Moench]”

✓ located verbatim in the source · title, characters 95–136 · show in text ↑
e3

“Thiamethoxam 25 WG @ 150 g/ha was the most effective treatment indicating reduction in population of leafhopper and increase green fruit yield”

✓ located verbatim in the source · abstract, characters 359–501 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Thiamethoxam 25 WG at 150 g/ha increased green fruit yield of okra.

Treatment
Thiamethoxam 25 WG @ 150 g/hae3
Outcome
green fruit yielde3
Direction
increasee3

Not reportedComparator

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

Abelmoschus esculentus
Abelmoschus esculentus · TaxonKristine Paulus from New York, United States · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

t0

“Okra [Abelmoschus esculentus (L.) Moench]”

✓ located verbatim in the source · title, characters 95–136 · show in text ↑
e3

“Thiamethoxam 25 WG @ 150 g/ha was the most effective treatment indicating reduction in population of leafhopper and increase green fruit yield”

✓ located verbatim in the source · abstract, characters 359–501 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Thiamethoxam gave the highest cost benefit ratio (1: 39.56) in okra insecticide treatments.

Treatment
Thiamethoxame4
Outcome
cost benefit ratioe4
Direction
higheste4
Value
Rs. 1: 39.56e4

Not reportedComparator

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

Abelmoschus esculentus
Abelmoschus esculentus · TaxonKristine Paulus from New York, United States · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

t0

“Okra [Abelmoschus esculentus (L.) Moench]”

✓ located verbatim in the source · title, characters 95–136 · show in text ↑
e4

“The highest cost benefit ratio (Rs. 1: 39.56) was achieved with Thiamethoxam”

✓ located verbatim in the source · abstract, characters 621–697 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Imidacloprid gave the second highest cost benefit ratio (1: 38.76) in okra, after Thiamethoxam.

Treatment
Imidaclopride5
Outcome
cost benefit ratioe4
Direction
lowerinferrede5
Value
1: 38.76e5
Comparator
Thiamethoxame5

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

Abelmoschus esculentus
Abelmoschus esculentus · TaxonKristine Paulus from New York, United States · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

t0

“Okra [Abelmoschus esculentus (L.) Moench]”

✓ located verbatim in the source · title, characters 95–136 · show in text ↑
e4

“The highest cost benefit ratio (Rs. 1: 39.56) was achieved with Thiamethoxam”

✓ located verbatim in the source · abstract, characters 621–697 · show in text ↑
e5

“Thiamethoxam and Imidacloprid (1: 38.76) followed it”

✓ located verbatim in the source · abstract, characters 685–737 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The tested insecticides were found safest to predators (spider and coccinelid) of okra insect pests.

Treatment
tested insecticidese6
Interactor
spidere6other
Second interactor
coccinelide6other
Outcome
predatorse6
Direction
safeste6

Not reportedComparator

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

Abelmoschus esculentus
Abelmoschus esculentus · TaxonKristine Paulus from New York, United States · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

t0

“Okra [Abelmoschus esculentus (L.) Moench]”

✓ located verbatim in the source · title, characters 95–136 · show in text ↑
e6

“The tested insecticides were also found safest to predators (spider and coccinelid) of okra insect-pests”

✓ located verbatim in the source · abstract, characters 739–843 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend alternative sprays of the tested insecticides for management of okra leafhopper.

Treatment
alternative spray of tested insecticidese7
Outcome
management of okra leafhoppere7

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

Abelmoschus esculentus
Abelmoschus esculentus · TaxonKristine Paulus from New York, United States · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e7

“The vegetable growers can make alternative spray of tested insecticides for management of okra leafhopper”

✓ located verbatim in the source · abstract, characters 845–950 · show in text ↑

thiamethoxam · pest · Abelmoschus esculentus (okra)Positive and negative results

13 papers: 12 positive, 1 negative or no effect

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

  1. negative
  2. positive
  3. positive

9 papers more in this group

See all 13 papers →

thiamethoxam · yield · Abelmoschus esculentus (okra)Results agree

12 papers: 12 positive, 0 negative or no effect

11 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

8 papers more in this group

See all 12 papers →

insecticide · ecology: diversity · Abelmoschus esculentus (okra)Positive and negative results

4 papers: 1 positive, 3 negative or no effect

3 in the opposite direction

  1. no effect
  2. no effect
  3. negative
See all 4 papers →

insecticide · Amrasca biguttula biguttula · Abelmoschus esculentus (okra)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 →

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.