Paper · 2009 · Egyptian Journal of Agricultural Research

EFFICIENCY OF NATURAL PRODUCT EMAMECTIN BENZOATE AGAINST COTTON LEAFWORM, SPODOPTERA LITTORALIS (BOISD) AND PINK BOLLWORM, PECTINOPHORA GOSSYPIELLA (SAUND.)

SAMY A. RASLAN; WAHED M. H. DESUKY; ADEL E. AMER; et al.

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

Abstract

Field and laboratory trials were conducted in Zagazig – Sharkia Governorate during 2007 and 2008 cotton seasons to evaluate the efficacy of emamectin benzoate (against cotton leafworm Spodoptera littoralis and pink bollworm Pectinophora gossypiella. Emamectin benzoate resulted in initial kill of 93.73 and 92.39 % reductions in the numbers of cotton leafworm Spodoptera littoralis, larvae, comparing with 98.22 and 95.93 % for the recommended IGR hexaflumuron (Consult) (while as the residual effect emamectin benzoate revealed to 83.69 and 82.35% reductions comparing with 95.07 and 93.93 % for the hexaflumuron, in 2007 and 2008 cotton seasons, respectively. The efficiency of emamectin benzoate in comparison with the recommended insecticide chlorpyriphos (Dursban) against cotton bollworm, pink bollworm, Pectinophora gossypiella, they resulted in 59.40 and 54.68% for emamectin benzoate, and 81.81 and 83.21% for chlorpyriphos as average seasonal reductions, during the two cotton seasons, respectively. Laboratory trials revealed that LC50 and LC90 of emamectin benzoate were higher with cotton leafworm than pink bollworm, which were 2.783 and 1.656 ppm at LC50, while they were 29.096 and 11.193 ppm at LC90, respectively. The slope value of emamectin benzoate with cotton leafworm was 1.257 less than with pink bollworm which recorded 1.544.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Emamectin benzoate gave an initial kill of 93.73 and 92.39 % reductions in cotton leafworm larvae, against 98.22 and 95.93 % for hexaflumuron.

Treatment
emamectin benzoatee0
Interactor
Spodoptera littoralisSpodoptera littoralise0pest
Outcome
initial kille0
Direction
reductionse0
Value
93.73 and 92.39 %e0
Qualifier
98.22 and 95.93 %e0
Comparator
recommended IGR hexaflumurone0
Setting
Zagazig – Sharkia Governoratee1

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗
Spodoptera littoralis
Spodoptera littoralis · InteractorNir Ofir · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Emamectin benzoate resulted in initial kill of 93.73 and 92.39 % reductions in the numbers of cotton leafworm Spodoptera littoralis, larvae, comparing with 98.22 and 95.93 % for the recommended IGR hexaflumuron”

✓ located verbatim in the source · abstract, characters 250–460 · show in text ↑
e1

“Field and laboratory trials were conducted in Zagazig – Sharkia Governorate during 2007 and 2008 cotton seasons”

✓ located verbatim in the source · abstract, characters 0–111 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Emamectin benzoate gave a residual reduction of 83.69 and 82.35 % in 2007 and 2008, against 95.07 and 93.93 % for hexaflumuron.

Treatment
emamectin benzoatee2
Outcome
residual effecte2
Direction
reductionse2
Value
83.69 and 82.35%e2
Qualifier
95.07 and 93.93 %e2
Comparator
hexaflumurone2
Setting
2007 and 2008 cotton seasonse2

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“Field and laboratory trials were conducted in Zagazig – Sharkia Governorate during 2007 and 2008 cotton seasons”

✓ located verbatim in the source · abstract, characters 0–111 · show in text ↑
e2

“the residual effect emamectin benzoate revealed to 83.69 and 82.35% reductions comparing with 95.07 and 93.93 % for the hexaflumuron, in 2007 and 2008 cotton seasons”

✓ located verbatim in the source · abstract, characters 481–646 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Emamectin benzoate gave average seasonal reductions of 59.40 and 54.68 % against cotton bollworm, against 81.81 and 83.21 % for chlorpyriphos.

Treatment
emamectin benzoatee3
Interactor
Pectinophora gossypiellaPectinophora gossypiellae3pest
Outcome
average seasonal reductionse3
Direction
reductionse3
Value
59.40 and 54.68%e3
Qualifier
81.81 and 83.21%e3
Comparator
chlorpyriphos (Dursban)e3

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗
Pectinophora gossypiella
Pectinophora gossypiella · InteractorAlbertonatureza · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e1

“Field and laboratory trials were conducted in Zagazig – Sharkia Governorate during 2007 and 2008 cotton seasons”

✓ located verbatim in the source · abstract, characters 0–111 · show in text ↑
e3

“The efficiency of emamectin benzoate in comparison with the recommended insecticide chlorpyriphos (Dursban) against cotton bollworm, pink bollworm, Pectinophora gossypiella, they resulted in 59.40 and 54.68% for emamectin benzoate, and 81.81 and 83.21% for chlorpyriphos as average seasonal reductions, during the two cotton seasons, respectively”

✓ located verbatim in the source · abstract, characters 662–1008 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Chlorpyriphos (Dursban) gave average seasonal reductions of 81.81 and 83.21 % against cotton bollworm, against 59.40 and 54.68 % for emamectin benzoate.

Treatment
chlorpyriphos (Dursban)e3
Interactor
Pectinophora gossypiellaPectinophora gossypiellae3pest
Outcome
average seasonal reductionse3
Direction
reductionse3
Value
81.81 and 83.21%e3
Qualifier
59.40 and 54.68%e3
Comparator
emamectin benzoatee3

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗
Pectinophora gossypiella
Pectinophora gossypiella · InteractorAlbertonatureza · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e1

“Field and laboratory trials were conducted in Zagazig – Sharkia Governorate during 2007 and 2008 cotton seasons”

✓ located verbatim in the source · abstract, characters 0–111 · show in text ↑
e3

“The efficiency of emamectin benzoate in comparison with the recommended insecticide chlorpyriphos (Dursban) against cotton bollworm, pink bollworm, Pectinophora gossypiella, they resulted in 59.40 and 54.68% for emamectin benzoate, and 81.81 and 83.21% for chlorpyriphos as average seasonal reductions, during the two cotton seasons, respectively”

✓ located verbatim in the source · abstract, characters 662–1008 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

The LC50 of emamectin benzoate was higher for cotton leafworm than for pink bollworm, at 2.783 and 1.656 ppm.

Treatment
emamectin benzoatee4
Interactor
cotton leafworme4pest
Outcome
LC50e4
Direction
highere4
Value
2.783 and 1.656 ppme4
Comparator
pink bollworme4

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“Field and laboratory trials were conducted in Zagazig – Sharkia Governorate during 2007 and 2008 cotton seasons”

✓ located verbatim in the source · abstract, characters 0–111 · show in text ↑
e4

“Laboratory trials revealed that LC50 and LC90 of emamectin benzoate were higher with cotton leafworm than pink bollworm, which were 2.783 and 1.656 ppm at LC50”

✓ located verbatim in the source · abstract, characters 1010–1169 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

The LC90 of emamectin benzoate was higher for cotton leafworm than for pink bollworm, at 29.096 and 11.193 ppm.

Treatment
emamectin benzoatee4
Interactor
cotton leafworme4pest
Outcome
LC90e4
Direction
highere4
Value
29.096 and 11.193 ppme5
Comparator
pink bollworme4

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“Field and laboratory trials were conducted in Zagazig – Sharkia Governorate during 2007 and 2008 cotton seasons”

✓ located verbatim in the source · abstract, characters 0–111 · show in text ↑
e4

“Laboratory trials revealed that LC50 and LC90 of emamectin benzoate were higher with cotton leafworm than pink bollworm, which were 2.783 and 1.656 ppm at LC50”

✓ located verbatim in the source · abstract, characters 1010–1169 · show in text ↑
e5

“while they were 29.096 and 11.193 ppm at LC90”

✓ located verbatim in the source · abstract, characters 1171–1216 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

The slope value of emamectin benzoate was 1.257 with cotton leafworm, less than 1.544 with pink bollworm.

Treatment
emamectin benzoatee6
Interactor
cotton leafworme6pest
Outcome
slope valuee6
Direction
lesse6
Value
1.257e6
Qualifier
1.544e6
Comparator
pink bollworme6

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e1

“Field and laboratory trials were conducted in Zagazig – Sharkia Governorate during 2007 and 2008 cotton seasons”

✓ located verbatim in the source · abstract, characters 0–111 · show in text ↑
e6

“The slope value of emamectin benzoate with cotton leafworm was 1.257 less than with pink bollworm which recorded 1.544”

✓ located verbatim in the source · abstract, characters 1232–1350 · show in text ↑

chlorpyrifos · Pectinophora gossypiella · Gossypium hirsutum (cotton)Positive and negative results

7 papers: 6 positive, 1 negative or no effect

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

  1. negative
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

emamectin benzoate · Spodoptera littoralis · Gossypium hirsutum (cotton)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 →

emamectin benzoate · Pectinophora gossypiella · Gossypium hirsutum (cotton)Results agree

7 papers: 7 positive, 0 negative or no effect

6 papers in the same direction as this paper

  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.