Paper · 2021 · Journal of Pharmacognosy and Phytochemistry

Biochemical mechanism of Lantana camara leaf extracts in the management of Meloidogyne incognita on tomato

Kangkana Bordoloi; Bhabesh Bhagawati; Ananta Madhab Baruah; et al.

4
claims
7
verbatim quotes
6
citations
2
research areas
✓
Open access

Abstract

An experiment was carried out on the mechanism of Lantana camara leaf extract in the management of Meloidogyne incognita on tomato. For this, leaf extract of L. camara (25gm/75ml w/v) were evaluated at 25, 50, 75 and 100 percent concentration through egg hatch inhibition and larval mortality test. In-vitro efficacy test showed that maximum egg hatch inhibition and J2 mortality of M. incognita were recorded in the 100 percent concentration of L. camara leaf extract. A pot experiment study recorded maximum plant growth parameters were recorded in the 50 percent concentration whereas; minimum nematode multiplication was recorded in the 100 percent concentration of L. camara leaf extract after 35 and 45 days after inoculation. Further, biochemical analysis of tomato root revealed that maximum activity of the peroxodase, polypheno oxidase and total phenol content was recorded at 35 DAI while the same declined at 45 DAI.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Full-strength Lantana extract maximized M. incognita egg hatch inhibition and juvenile mortality in vitro.

Treatment
100 percent concentration of L. camara leaf extracte0
Interactor
M. incognitaMeloidogyne incognitae0pathogen
Outcome
egg hatch inhibition and J2 mortalitye0
Direction
maximume0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗
Meloidogyne incognita
Meloidogyne incognita · InteractorPhoto by William Wergin and Richard Sayre. Colorized by Stephen Ausmus. U.S. Department of Agriculture · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“In-vitro efficacy test showed that maximum egg hatch inhibition and J2 mortality of M. incognita were recorded in the 100 percent concentration of L. camara leaf extract.”

✓ located verbatim in the source · abstract, characters 299–469 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 100–106 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 50% Lantana extract produced maximal tomato growth parameters.

Treatment
50 percent concentratione0
Outcome
plant growth parameterse0
Direction
maximume0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“A pot experiment study recorded maximum plant growth parameters were recorded in the 50 percent concentration”

✓ located verbatim in the source · abstract, characters 470–579 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 100–106 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 100% extract minimized nematode multiplication at 35 and 45 days after inoculation.

Treatment
100 percent concentration of L. camara leaf extracte0
Outcome
nematode multiplicatione0
Direction
minimume0
Qualifier
after 35 and 45 days after inoculatione0

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“minimum nematode multiplication was recorded in the 100 percent concentration of L. camara leaf extract after 35 and 45 days after inoculation.”

✓ located verbatim in the source · abstract, characters 589–732 · show in text ↑
t0

“tomato”

✓ located verbatim in the source · title, characters 100–106 · show in text ↑
Observationobservedoriginal resultmixedmeasured

Claim · model-written summary

Tomato root peroxidase, polyphenol oxidase and total phenol peaked at 35 DAI and declined at 45 DAI.

Organ / stage
roote0
Outcome
activity of the peroxodase, polypheno oxidase and total phenol contente0
Direction
maximume0
Qualifier
at 35 DAI while the same declined at 45 DAIe0

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“biochemical analysis of tomato root revealed that maximum activity of the peroxodase, polypheno oxidase and total phenol content was recorded at 35 DAI while the same declined at 45 DAI.”

✓ located verbatim in the source · abstract, characters 742–928 · show in text ↑

Lantana camara · pest · Solanum lycopersicum (tomato)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

Lantana camara · Meloidogyne incognita · Solanum lycopersicum (tomato)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

botanical · pest · Solanum lycopersicum (tomato)Positive and negative results

104 papers: 90 positive, 14 negative or no effect

89 papers in the same direction as this paper · 14 in the opposite direction

  1. no effect
  2. negative
  3. no effect

100 papers more in this group

See all 104 papers →

botanical · Meloidogyne incognita · Solanum lycopersicum (tomato)Positive and negative results

117 papers: 115 positive, 2 negative or no effect

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

  1. no effect
  2. negative
  3. positive

113 papers more in this group

See all 117 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.