Paper · 2010 · Journal of environmental science & engineering

Allelopathic Effects of Corrigiola Telephiifolia Root Extracts on Germination and Seedling Growth of Raphanus Sativus and Triticum Aestivum

H. Lakmichi; Kenza Loutfi; F.Z. Bakhtaoui; et al.

10
claims
21
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

The allelopathic potential of aqueous and organic solvent extacts from Corrigiola telephiifolia Pour which is an aromatic and medicinal plant in mediterranean regions, was investigated under laboratory conditions on two plant species: Raphanus sativus and Triticum aestivum. The aqueous extract of Corrigiola telephiifolia roots had an important inhibitory effect on the seed germination of the two tested plant species. The dichloromethane and the methanol extracts significantly reduced the growth of radish roots up to 84.44% and 68.85% respectively. The butanol, the dichloromethane and the ethyl acetate extracts had a high inhibitory effect on seed germination and roots growth of wheat. The presence of saponins in butanol extracts and tanins in dichlorometane and ethyl acetate extracts may be responsible of these allelopathic activities. These results suggest that Corrigiola telephi ifolia Pour have allelopathic effects and contains potent allelochemicals which should be used for weeds management.

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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 10

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Aqueous Corrigiola root extract inhibited Raphanus seed germination.

Taxon
Raphanus SativusRaphanus sativust0
Treatment
aqueous extract of Corrigiola telephiifolia rootse0
Interactor
Corrigiola telephiifoliaCorrigiola telephiifoliae0other
Outcome
seed germinatione0
Direction
inhibitorye0

Not reportedComparator

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

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗
Corrigiola telephiifolia
Corrigiola telephiifolia · InteractorJavier martin · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The aqueous extract of Corrigiola telephiifolia roots had an important inhibitory effect on the seed germination of the two tested plant species”

✓ located verbatim in the source · abstract, characters 275–419 · show in text ↑
t0

“Raphanus Sativus”

✓ located verbatim in the source · title, characters 101–117 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Aqueous Corrigiola root extract inhibited Triticum seed germination.

Taxon
Triticum AestivumTriticum aestivumt0
Treatment
aqueous extract of Corrigiola telephiifolia rootse0
Interactor
Corrigiola telephiifoliaCorrigiola telephiifoliae0other
Outcome
seed germinatione0
Direction
inhibitorye0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Corrigiola telephiifolia
Corrigiola telephiifolia · InteractorJavier martin · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The aqueous extract of Corrigiola telephiifolia roots had an important inhibitory effect on the seed germination of the two tested plant species”

✓ located verbatim in the source · abstract, characters 275–419 · show in text ↑
t0

“Triticum Aestivum”

✓ located verbatim in the source · title, characters 122–139 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Dichloromethane extract reduced radish root growth up to 84.44%.

Treatment
dichloromethanee0
Interactor
Corrigiola telephiifolia PourCorrigiola telephiifoliae1other
Outcome
growth of radish rootse0
Direction
reducede0
Value
84.44%e0

Not reportedComparator

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

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗
Corrigiola telephiifolia
Corrigiola telephiifolia · InteractorJavier martin · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Raphanus Sativus”

✓ located verbatim in the source · title, characters 101–117 · show in text ↑
e0

“The dichloromethane and the methanol extracts significantly reduced the growth of radish roots up to 84.44% and 68.85% respectively”

✓ located verbatim in the source · abstract, characters 421–552 · show in text ↑
e1

“extacts from Corrigiola telephiifolia Pour”

✓ located verbatim in the source · abstract, characters 58–100 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Methanol extract reduced radish root growth up to 68.85%.

Treatment
methanole0
Interactor
Corrigiola telephiifolia PourCorrigiola telephiifoliae1other
Outcome
growth of radish rootse0
Direction
reducede0
Value
68.85%e0

Not reportedComparator

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

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗
Corrigiola telephiifolia
Corrigiola telephiifolia · InteractorJavier martin · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The dichloromethane and the methanol extracts significantly reduced the growth of radish roots up to 84.44% and 68.85% respectively”

✓ located verbatim in the source · abstract, characters 421–552 · show in text ↑
e1

“extacts from Corrigiola telephiifolia Pour”

✓ located verbatim in the source · abstract, characters 58–100 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Butanol extract strongly inhibited wheat germination and root growth.

Treatment
butanole0
Interactor
Corrigiola telephiifolia PourCorrigiola telephiifoliae1other
Outcome
seed germination and roots growthe0
Direction
inhibitorye0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Corrigiola telephiifolia
Corrigiola telephiifolia · InteractorJavier martin · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The butanol, the dichloromethane and the ethyl acetate extracts had a high inhibitory effect on seed germination and roots growth of wheat”

✓ located verbatim in the source · abstract, characters 554–692 · show in text ↑
e1

“extacts from Corrigiola telephiifolia Pour”

✓ located verbatim in the source · abstract, characters 58–100 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Dichloromethane extract strongly inhibited wheat germination and root growth.

Treatment
dichloromethanee0
Interactor
Corrigiola telephiifolia PourCorrigiola telephiifoliae1other
Outcome
seed germination and roots growthe0
Direction
inhibitorye0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Corrigiola telephiifolia
Corrigiola telephiifolia · InteractorJavier martin · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The butanol, the dichloromethane and the ethyl acetate extracts had a high inhibitory effect on seed germination and roots growth of wheat”

✓ located verbatim in the source · abstract, characters 554–692 · show in text ↑
e1

“extacts from Corrigiola telephiifolia Pour”

✓ located verbatim in the source · abstract, characters 58–100 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Ethyl acetate extract strongly inhibited wheat germination and root growth.

Treatment
ethyl acetatee0
Interactor
Corrigiola telephiifolia PourCorrigiola telephiifoliae1other
Outcome
seed germination and roots growthe0
Direction
inhibitorye0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Corrigiola telephiifolia
Corrigiola telephiifolia · InteractorJavier martin · Public domain · Wikimedia Commons ↗

Verbatim

e0

“The butanol, the dichloromethane and the ethyl acetate extracts had a high inhibitory effect on seed germination and roots growth of wheat”

✓ located verbatim in the source · abstract, characters 554–692 · show in text ↑
e1

“extacts from Corrigiola telephiifolia Pour”

✓ located verbatim in the source · abstract, characters 58–100 · show in text ↑
Mechanismhypothesisoriginal resultmeasured

Claim · model-written summary

Authors propose saponins in butanol extract may account for allelopathic activity.

Taxon
Raphanus SativusRaphanus sativust0
Treatment
butanol extractse0
Compound
saponinse0
Outcome
allelopathic activitiese0

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

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Raphanus Sativus”

✓ located verbatim in the source · title, characters 101–117 · show in text ↑
e0

“The presence of saponins in butanol extracts and tanins in dichlorometane and ethyl acetate extracts may be responsible of these allelopathic activities”

✓ located verbatim in the source · abstract, characters 694–846 · show in text ↑
Mechanismhypothesisoriginal resultmeasured

Claim · model-written summary

Authors propose tannins in dichloromethane and ethyl acetate extracts may account for allelopathic activity.

Taxon
Triticum AestivumTriticum aestivumt0
Treatment
dichlorometane and ethyl acetate extractse0
Compound
taninse0
Outcome
allelopathic activitiese0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Triticum Aestivum”

✓ located verbatim in the source · title, characters 122–139 · show in text ↑
e0

“The presence of saponins in butanol extracts and tanins in dichlorometane and ethyl acetate extracts may be responsible of these allelopathic activities”

✓ located verbatim in the source · abstract, characters 694–846 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Authors suggest Corrigiola allelochemicals for weed management.

Taxon
Raphanus SativusRaphanus sativust0
Interactor
Corrigiola telephi ifolia Poure0other
Outcome
used for weeds managemente0

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

Raphanus sativus
Raphanus sativus · TaxonSelf, en:User:Jengod · Public domain · Wikimedia Commons ↗

Verbatim

t0

“Raphanus Sativus”

✓ located verbatim in the source · title, characters 101–117 · show in text ↑
e0

“Corrigiola telephi ifolia Pour have allelopathic effects and contains potent allelochemicals which should be used for weeds management”

✓ located verbatim in the source · abstract, characters 875–1009 · show in text ↑

botanical · growth · Raphanus sativus (radish)Positive and negative results

152 papers: 53 positive, 99 negative or no effect

98 papers in the same direction as this paper · 53 in the opposite direction

  1. positive
  2. positive
  3. positive

148 papers more in this group

See all 152 papers →

botanical · growth · Triticum aestivum (wheat)Positive and negative results

435 papers: 206 positive, 229 negative or no effect

228 papers in the same direction as this paper · 206 in the opposite direction

  1. positive
  2. positive
  3. positive

431 papers more in this group

See all 435 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.