Paper · 2011

Nodulation and nitrogen fixation of field grown common bean (Phaseolus vulgaris) as influenced by fungicide seed treatment

Ndeye Fatou Diaw Guene; Adama Diouf; Mamadou Gueye

4
claims
7
verbatim quotes
2
citations
3
research areas
—
Not open access

Abstract

A field experiment was conducted at Bel Air station, in Dakar using 15N isotope dilution technique and the non nodulating soybean (Glycine max) variety m129 as reference plant to test the compatibility of Dichlorofenthion-thiram (DCT) fungicide to the inoculation of common bean (Phaseolus vulgaris) Paulista variety with both Rhizobium etli ISRA 353 and R. tropici strain ISRA 554. Nodulation was not induced with R. etli ISRA 353 and nitrogen fixation did not occur. With R. tropici ISRA 554, a decrease in nodulation was observed, but nitrogen fixation was not significantly different compared to that of the non DCT-treated common bean.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 4

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

R. etli ISRA 353 did not induce nodulation in DCT treated common bean.

Taxon
common bean (Phaseolus vulgaris)Phaseolus vulgarist0
Treatment
R. etli ISRA 353e0
Interactor
R. etli ISRA 353Rhizobium etlie0symbiont
Outcome
Nodulatione0
Direction
not inducede0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Nodulation was not induced with R. etli ISRA 353”

✓ located verbatim in the source · abstract, characters 383–431 · show in text ↑
t0

“common bean (Phaseolus vulgaris)”

✓ located verbatim in the source · title, characters 48–80 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Nitrogen fixation did not occur with R. etli ISRA 353.

Taxon
common bean (Phaseolus vulgaris)Phaseolus vulgarist0
Interactor
R. etli ISRA 353Rhizobium etlie0symbiont
Outcome
nitrogen fixatione0
Direction
did not occure0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Nodulation was not induced with R. etli ISRA 353 and nitrogen fixation did not occur”

✓ located verbatim in the source · abstract, characters 383–467 · show in text ↑
t0

“common bean (Phaseolus vulgaris)”

✓ located verbatim in the source · title, characters 48–80 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Nodulation decreased with R. tropici ISRA 554 under DCT treatment.

Taxon
common bean (Phaseolus vulgaris)Phaseolus vulgarist0
Treatment
fungicide seed treatmentt0
Interactor
R. tropici ISRA 554Martinezella tropicie0symbiont
Outcome
nodulatione0
Direction
decreasee0

Not reportedComparator

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Martinezella tropici
Martinezella tropici · Interactor · picture from its Wikimedia Commons categoryNinjatacoshell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“With R. tropici ISRA 554, a decrease in nodulation was observed”

✓ located verbatim in the source · abstract, characters 469–532 · show in text ↑
t0

“common bean (Phaseolus vulgaris) as influenced by fungicide seed treatment”

✓ located verbatim in the source · title, characters 48–122 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Nitrogen fixation with R. tropici ISRA 554 was not significantly different from non DCT treated common bean.

Taxon
common beanPhaseolus vulgarise0
Treatment
R. tropici ISRA 554e0
Interactor
R. tropici ISRA 554Martinezella tropicie0symbiont
Outcome
nitrogen fixatione0
Direction
not significantly differente0
Comparator
non DCT-treated common beane0

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

Phaseolus vulgaris
Phaseolus vulgaris · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Martinezella tropici
Martinezella tropici · Interactor · picture from its Wikimedia Commons categoryNinjatacoshell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“With R. tropici ISRA 554, a decrease in nodulation was observed, but nitrogen fixation was not significantly different compared to that of the non DCT-treated common bean”

✓ located verbatim in the source · abstract, characters 469–639 · show in text ↑

Rhizobium etli · symbiosis · Phaseolus vulgaris (common bean)Positive and negative results

4 papers: 2 positive, 2 negative or no effect

1 paper in the same direction as this paper · 2 in the opposite direction

  1. positive
  2. positive
  3. negative
See all 4 papers →

Martinezella tropici · symbiosis · Phaseolus vulgaris (common bean)Positive and negative results

13 papers: 12 positive, 1 negative or no effect

12 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

9 papers more in this group

See all 13 papers →

fungicide · Martinezella tropici · Phaseolus vulgaris (common bean)Results agree

4 papers: 0 positive, 4 negative or no effect

3 papers in the same direction as this paper

  1. negative
  2. negative
  3. negative
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.