Paper · 2025 · Journal of Scientific Research and Reports

Survey and Identification of Plant Parasitic Nematodes Associated with Tea Gardens in Dibrugarh District of Assam, India

Hemanga Jyoti Gogoi; Aparajita Borah; Bornali Mahanta

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claims
10
verbatim quotes
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citations
3
research areas
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Open access

Abstract

The present investigation was carried out to determine the occurrence and distribution of plant parasitic nematodes associated with tea plants in different tea gardens in Dibrugarh district. A survey of plant parasitic nematodes revealed that eight genera of plant parasitic nematodes were found to be associated with tea plants in the Dibrugarh district. The genera of plant parasitic nematodes recorded were viz., Helicotylenchus, Hoplolaimus, Tylenchorhynchus, Paratylenchus, Meloidogyne Xiphinema, and also nematode genera found under Tylenchus and Criconematids. Community analysis of plant parasitic nematodes revealed that the genus Helicotylenchus ranked first in relative frequency, absolute frequency, absolute density, relative density, and prominence value. The genus Hoplolaimus ranked second in relative frequency, absolute frequency, absolute density, relative density, and prominence value. Paratylenchus ranked third in relative frequency, absolute frequency, absolute density, relative density, and prominence value.

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Claims 5

Observationobservedoriginal resultmeasured

Claim · model-written summary

Eight genera of plant-parasitic nematodes were found with tea plants in Dibrugarh.

Taxon
tea plantse0
Interactor
plant parasitic nematodese0pestt0
Outcome
plant parasitic nematodese0
Value
eight generae0
Setting
Dibrugarh districte0

Verbatim

e0

“eight genera of plant parasitic nematodes were found to be associated with tea plants in the Dibrugarh district”

✓ located verbatim in the source · abstract, characters 243–354 · show in text ↑
t0

“Plant Parasitic Nematodes”

✓ located verbatim in the source · title, characters 29–54 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

The reported nematode genera associated with tea included Helicotylenchus, Hoplolaimus, Tylenchorhynchus, Paratylenchus, Meloidogyne, Xiphinema, Tylenchus and Criconematids.

Taxon
Teat0
Interactor
plant parasitic nematodese0pestt0
Outcome
genera of plant parasitic nematodese0

Verbatim

e0

“The genera of plant parasitic nematodes recorded were viz., Helicotylenchus, Hoplolaimus, Tylenchorhynchus, Paratylenchus, Meloidogyne Xiphinema, and also nematode genera found under Tylenchus and Criconematids”

✓ located verbatim in the source · abstract, characters 356–566 · show in text ↑
t0

“Tea”

✓ located verbatim in the source · title, characters 71–74 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Helicotylenchus ranked first across frequency, density and prominence measures in the tea-associated nematode community.

Taxon
Teat0
Interactor
HelicotylenchusHelicotylenchuse0pestt0
Outcome
relative frequency, absolute frequency, absolute density, relative density, and prominence valuee0
Direction
ranked firste0

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

Helicotylenchus
Helicotylenchus · Interactor · picture of the genus (one of its species)KarmTogo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the genus Helicotylenchus ranked first in relative frequency, absolute frequency, absolute density, relative density, and prominence value”

✓ located verbatim in the source · abstract, characters 630–768 · show in text ↑
t0

“Tea”

✓ located verbatim in the source · title, characters 71–74 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Hoplolaimus ranked second across frequency, density and prominence measures in the tea-associated nematode community.

Taxon
Teat0
Interactor
HoplolaimusHoplolaimuse0pestt0
Outcome
relative frequency, absolute frequency, absolute density, relative density, and prominence valuee0
Direction
ranked seconde0

Verbatim

e0

“The genus Hoplolaimus ranked second in relative frequency, absolute frequency, absolute density, relative density, and prominence value”

✓ located verbatim in the source · abstract, characters 770–905 · show in text ↑
t0

“Tea”

✓ located verbatim in the source · title, characters 71–74 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Paratylenchus ranked third across frequency, density and prominence measures in the tea-associated nematode community.

Taxon
Teat0
Interactor
ParatylenchusParatylenchuse0pestt0
Outcome
relative frequency, absolute frequency, absolute density, relative density, and prominence valuee0
Direction
ranked thirde0

Verbatim

e0

“Paratylenchus ranked third in relative frequency, absolute frequency, absolute density, relative density, and prominence value”

✓ located verbatim in the source · abstract, characters 907–1033 · show in text ↑
t0

“Tea”

✓ located verbatim in the source · title, characters 71–74 · show in text ↑