Paper · 2015 · Indian Journal Of Nematology

Biomanagement of root-knot nematode (Meloidogyne incognita) infecting okra in West Bengal, India.

Veronica Kadam; Matiyar Rahaman Khan

11
claims
11
verbatim quotes
5
citations
2
research areas
—
Not open access

Abstract

Bioformulations significantly reduced population of Meloidogyne incognita, root galling severity and enhanced fruit yield of okra under field conditions. The population of M. incognita was relatively low in the plots receiving seed treatment with Paecilomyces lilacinus, Pochonia chlamydosporia and Pseudomonas fluorescens (10g/kg seed). However, the highest fruit yield was obtained with the application of P. lilacinus (10g/kg + FYM 10t/ha). Results of second season in the same fields during October-January, 2011–2012 confirmed that at higher initial nematode population (465/200cm3soil), adoption of above treatments showed little impact on reduction of nematode population, infection on okra and root galling severity. However, seed treatment with bioformulations (at 10g/kg of seed) proved as the most economical recommendation for root-knot nematode management in okra. This was followed by application of P. lilacinus (10g/kg seed) +FYM at 10t/ha. The study results demonstrated using bioformulations as seed treatment in the highly infested fields of root knot nematode is ineffective for the protection of okra from the infestation of root-knot nematode.

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Claims 11

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Bioformulations reduced nematode populations significantly.

Treatment
Bioformulationse0
Interactor
Meloidogyne incognitaMeloidogyne incognitae0pathogen
Outcome
population of Meloidogyne incognitae0
Direction
reducede0

Not reportedTaxonComparator

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

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

“Bioformulations significantly reduced population of Meloidogyne incognita”

✓ located verbatim in the source · abstract, characters 0–73 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Bioformulations reduced root galling severity significantly.

Treatment
Bioformulationse0
Interactor
Meloidogyne incognitaMeloidogyne incognitae0pathogen
Outcome
root galling severitye0
Direction
reducede0

Not reportedTaxonComparator

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

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

“Bioformulations significantly reduced population of Meloidogyne incognita, root galling severity”

✓ located verbatim in the source · abstract, characters 0–96 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Bioformulations enhanced okra fruit yield.

Outcome
fruit yielde0
Direction
enhancede0
Setting
field conditionse0

Not reportedTreatmentComparator

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

e0

“enhanced fruit yield of okra under field conditions.”

✓ located verbatim in the source · abstract, characters 101–153 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nematode populations were relatively low following Paecilomyces lilacinus seed treatment.

Treatment
seed treatment with Paecilomyces lilacinuse0
Interactor
M. incognitaMeloidogyne incognitae0pathogen
Outcome
population of M. incognitae0
Direction
relatively lowe0

Not reportedTaxonComparator

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

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

“The population of M. incognita was relatively low in the plots receiving seed treatment with Paecilomyces lilacinus, Pochonia chlamydosporia and Pseudomonas fluorescens (10g/kg seed).”

✓ located verbatim in the source · abstract, characters 154–337 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nematode populations were relatively low following Pochonia chlamydosporia seed treatment.

Treatment
Pochonia chlamydosporiae0
Interactor
M. incognitaMeloidogyne incognitae0pathogen
Outcome
population of M. incognitae0
Direction
relatively lowe0

Not reportedTaxonComparator

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

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

“The population of M. incognita was relatively low in the plots receiving seed treatment with Paecilomyces lilacinus, Pochonia chlamydosporia and Pseudomonas fluorescens (10g/kg seed).”

✓ located verbatim in the source · abstract, characters 154–337 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Nematode populations were relatively low following Pseudomonas fluorescens seed treatment.

Treatment
Pseudomonas fluorescense0
Interactor
M. incognitaMeloidogyne incognitae0pathogen
Outcome
population of M. incognitae0
Direction
relatively lowe0

Not reportedTaxonComparator

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

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

“The population of M. incognita was relatively low in the plots receiving seed treatment with Paecilomyces lilacinus, Pochonia chlamydosporia and Pseudomonas fluorescens (10g/kg seed).”

✓ located verbatim in the source · abstract, characters 154–337 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Paecilomyces lilacinus plus FYM produced the highest fruit yield.

Treatment
P. lilacinus (10g/kg + FYM 10t/ha)e0
Outcome
fruit yielde0
Direction
higheste0

Not reportedTaxonComparator

Verbatim

e0

“the highest fruit yield was obtained with the application of P. lilacinus (10g/kg + FYM 10t/ha).”

✓ located verbatim in the source · abstract, characters 347–443 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

At high initial nematode populations, treatments had little effect on nematode population, infection and galling.

Treatment
above treatmentse0
Outcome
nematode population, infection on okra and root galling severitye0
Direction
little impacte0
Qualifier
higher initial nematode population (465/200cm3soil)e0

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

e0

“at higher initial nematode population (465/200cm3soil), adoption of above treatments showed little impact on reduction of nematode population, infection on okra and root galling severity.”

✓ located verbatim in the source · abstract, characters 537–724 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Seed treatment with bioformulations was recommended as most economical.

Outcome
seed treatment with bioformulations (at 10g/kg of seed)e0
Direction
most economicale0

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

e0

“seed treatment with bioformulations (at 10g/kg of seed) proved as the most economical recommendation for root-knot nematode management in okra.”

✓ located verbatim in the source · abstract, characters 734–877 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

Paecilomyces lilacinus plus FYM was the next most economical option.

Outcome
application of P. lilacinus (10g/kg seed) +FYM at 10t/hae0

Not reportedTaxon

Verbatim

e0

“This was followed by application of P. lilacinus (10g/kg seed) +FYM at 10t/ha.”

✓ located verbatim in the source · abstract, characters 878–956 · show in text ↑
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Seed bioformulations were ineffective for protecting okra in highly infested fields.

Treatment
bioformulations as seed treatmente0
Outcome
protection of okra from the infestation of root-knot nematodee0
Direction
ineffectivee0
Qualifier
highly infested fieldse0

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

e0

“using bioformulations as seed treatment in the highly infested fields of root knot nematode is ineffective for the protection of okra from the infestation of root-knot nematode.”

✓ located verbatim in the source · abstract, characters 988–1165 · show in text ↑

Purpureocillium lilacinum · yield · 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 →

Pochonia chlamydosporia · Meloidogyne incognita · Abelmoschus esculentus (okra)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 →

Pseudomonas fluorescens · Meloidogyne incognita · Abelmoschus esculentus (okra)Results agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 papers →

Purpureocillium lilacinum · Meloidogyne incognita · Abelmoschus esculentus (okra)Results agree

13 papers: 13 positive, 0 negative or no effect

12 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

9 papers more in this group

See all 13 papers →

seed treatment · pest · Abelmoschus esculentus (okra)Positive and negative results

13 papers: 10 positive, 3 negative or no effect

2 papers in the same direction as this paper · 10 in the opposite direction

  1. positive
  2. positive
  3. positive

9 papers more in this group

See all 13 papers →

fertilization · yield · Abelmoschus esculentus (okra)Positive and negative results

373 papers: 355 positive, 18 negative or no effect

354 papers in the same direction as this paper · 14 in the opposite direction · 4 reporting no difference from an alternative

  1. negative
  2. no effect
  3. no effect

369 papers more in this group

See all 373 papers →

seed treatment · Meloidogyne incognita · Abelmoschus esculentus (okra)Results agree

16 papers: 16 positive, 0 negative or no effect

15 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

12 papers more in this group

See all 16 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.