Paper · 2002 · International Journal of Agriculture and Rural Development

Efficacy of different Neem (Azadirachta indica) parts in protecting susceptible soybean cultivar against parasitic nematode Meloidogyne javanica

C.M. Agu

6
claims
14
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

Powdered neem seeds, leaves and bark at the rates of 0.00, 1.04, 1.56, 2.08, 2.60 and 3.12 tons/ha were incorporated into Meloidogyne javanica infested soil in which susceptible Soybean cultivar (Samsoy – 1) was grown. Increase in the rate of each neem part produced corresponding decrease in galling incidence and nodule counts. Neem seed powder at the rates of 2.60 and 3.12 tons/ha was most effective in decreasing galling incidence compared with neem leaf powder and neem bark powder at these respective rates. Although mean leaf area and mean total dry matter of soybean were higher at the tested rates than at the zero rates in all cases, the seed powder gave the best results. [IJARD Vol.3 2002: 116-120]

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Claims 6

Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Increasing rates of each neem part decreased galling incidence.

Taxon
SoybeanGlycine maxe1
Material
Samsoy – 1e1
Treatment
each neem parte0
Interactor
Meloidogyne javanicaMeloidogyne javanicae2pathogen
Outcome
galling incidencee0
Direction
decreasee0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Increase in the rate of each neem part produced corresponding decrease in galling incidence and nodule counts.”

✓ located verbatim in the source · abstract, characters 219–329 · show in text ↑
e1

“susceptible Soybean cultivar (Samsoy – 1)”

✓ located verbatim in the source · abstract, characters 166–207 · show in text ↑
e2

“Meloidogyne javanica infested soil”

✓ located verbatim in the source · abstract, characters 122–156 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing rates of each neem part decreased soybean nodule counts.

Taxon
SoybeanGlycine maxe1
Material
Samsoy – 1e1
Treatment
each neem parte0
Outcome
nodule countse0
Direction
decreasee0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Increase in the rate of each neem part produced corresponding decrease in galling incidence and nodule counts.”

✓ located verbatim in the source · abstract, characters 219–329 · show in text ↑
e1

“susceptible Soybean cultivar (Samsoy – 1)”

✓ located verbatim in the source · abstract, characters 166–207 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Neem seed powder at 2.60 and 3.12 tons/ha decreased galling most compared with leaf powder.

Taxon
SoybeanGlycine maxe1
Treatment
Neem seed powder at the rates of 2.60 and 3.12 tons/hae0
Interactor
Meloidogyne javanicaMeloidogyne javanicae2pathogen
Outcome
galling incidencee0
Direction
decreasinge0
Comparator
neem leaf powdere0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Neem seed powder at the rates of 2.60 and 3.12 tons/ha was most effective in decreasing galling incidence compared with neem leaf powder and neem bark powder at these respective rates.”

✓ located verbatim in the source · abstract, characters 330–514 · show in text ↑
e1

“susceptible Soybean cultivar (Samsoy – 1)”

✓ located verbatim in the source · abstract, characters 166–207 · show in text ↑
e2

“Meloidogyne javanica infested soil”

✓ located verbatim in the source · abstract, characters 122–156 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Neem seed powder at 2.60 and 3.12 tons/ha decreased galling most compared with bark powder.

Taxon
SoybeanGlycine maxe1
Treatment
Neem seed powder at the rates of 2.60 and 3.12 tons/hae0
Interactor
Meloidogyne javanicaMeloidogyne javanicae2pathogen
Outcome
galling incidencee0
Direction
decreasinge0
Comparator
neem bark powdere0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Neem seed powder at the rates of 2.60 and 3.12 tons/ha was most effective in decreasing galling incidence compared with neem leaf powder and neem bark powder at these respective rates.”

✓ located verbatim in the source · abstract, characters 330–514 · show in text ↑
e1

“susceptible Soybean cultivar (Samsoy – 1)”

✓ located verbatim in the source · abstract, characters 166–207 · show in text ↑
e2

“Meloidogyne javanica infested soil”

✓ located verbatim in the source · abstract, characters 122–156 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Neem treatments increased mean soybean leaf area relative to zero rates.

Taxon
soybeanGlycine maxe0
Treatment
tested ratese0
Outcome
mean leaf areae0
Direction
highere0
Comparator
zero ratese0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“mean leaf area and mean total dry matter of soybean were higher at the tested rates than at the zero rates in all cases”

✓ located verbatim in the source · abstract, characters 524–643 · show in text ↑
e1

“Meloidogyne javanica infested soil”

✓ located verbatim in the source · abstract, characters 122–156 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Neem treatments increased mean soybean total dry matter relative to zero rates.

Taxon
soybeanGlycine maxe0
Treatment
tested ratese0
Outcome
mean total dry mattere0
Direction
highere0
Comparator
zero ratese0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“mean leaf area and mean total dry matter of soybean were higher at the tested rates than at the zero rates in all cases”

✓ located verbatim in the source · abstract, characters 524–643 · show in text ↑

botanical · Meloidogyne javanica · Glycine max (soybean)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 →

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.