Paper · 2017 · International Research Journal of Pharmacy

ALLELOPATHIC EFFECT OF CLERODENDRUM INFORTUNATUM L. LEAF EXTRACT ON SEED GERMINATION AND SEEDLING GROWTH OF SOME AGRICULTURAL CROPS OF TRIPURA, INDIA

Gopal Debnath; Panna Das; Ajay Krishna Saha

5
claims
15
verbatim quotes
8
citations
2
research areas
✓
Open access

Abstract

This study was aimed to evaluate the allelopathic effect of the aqueous leaf extract of Clerodendrum infortunatum L. on seed germination, plumule and radicle growth of some agricultural crops such as Triticum aestivum L. (Wheat), Brassica campestris (Mustard), Vigna radiata (L) R.wilczek (Mung bean) and Trigonella foenum-graecum L. (Methi). The ground leaves of C. infortunatum were mixed with distilled water in 1:10 ratio and used as stock solution. The inhibitory effect was studied at 25%, 50% and 75% of aqueous solution and distilled water (control). It was found that the aqueous leaf extract C. infortunatum had inhibitory effect on germination, plumule and radical elongation of tested crops. The results revealed that the inhibitory effect was much more pronounced at higher extract concentrations showing allelopathic potential which may be exploited in controlling seed germination and seedling growth of crops.

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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 5

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Clerodendrum leaf extract inhibited germination and seedling elongation of Triticum aestivum.

Taxon
Triticum aestivum L.Triticum aestivume0
Treatment
aqueous leaf extract C. infortunatume1
Interactor
C. infortunatumClerodendrum infortunatume1other
Outcome
germination, plumule and radical elongatione1
Direction
inhibitorye1
Comparator
distilled water (control)e2

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 ↗
Clerodendrum infortunatum
Clerodendrum infortunatum · InteractorJ.M.Garg · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Triticum aestivum L. (Wheat)”

✓ located verbatim in the source · abstract, characters 200–228 · show in text ↑
e1

“It was found that the aqueous leaf extract C. infortunatum had inhibitory effect on germination, plumule and radical elongation of tested crops.”

✓ located verbatim in the source · abstract, characters 559–703 · show in text ↑
e2

“distilled water (control)”

✓ located verbatim in the source · abstract, characters 532–557 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Clerodendrum leaf extract inhibited germination and seedling elongation of Brassica campestris.

Taxon
Brassica campestrisBrassica rapa subsp. oleiferae0
Treatment
aqueous leaf extract C. infortunatume1
Interactor
C. infortunatumClerodendrum infortunatume1other
Outcome
germination, plumule and radical elongatione1
Direction
inhibitorye1
Comparator
distilled water (control)e2

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

Brassica rapa subsp. oleifera
Brassica rapa subsp. oleifera · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Clerodendrum infortunatum
Clerodendrum infortunatum · InteractorJ.M.Garg · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Brassica campestris (Mustard)”

✓ located verbatim in the source · abstract, characters 230–259 · show in text ↑
e1

“It was found that the aqueous leaf extract C. infortunatum had inhibitory effect on germination, plumule and radical elongation of tested crops.”

✓ located verbatim in the source · abstract, characters 559–703 · show in text ↑
e2

“distilled water (control)”

✓ located verbatim in the source · abstract, characters 532–557 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Clerodendrum leaf extract inhibited germination and seedling elongation of Vigna radiata.

Taxon
Vigna radiataVigna radiatae0
Treatment
aqueous leaf extract C. infortunatume1
Interactor
C. infortunatumClerodendrum infortunatume1other
Outcome
germination, plumule and radical elongatione1
Direction
inhibitorye1
Comparator
distilled water (control)e2

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

Vigna radiata
Vigna radiata · TaxonIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗
Clerodendrum infortunatum
Clerodendrum infortunatum · InteractorJ.M.Garg · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Vigna radiata (L) R.wilczek (Mung bean)”

✓ located verbatim in the source · abstract, characters 261–300 · show in text ↑
e1

“It was found that the aqueous leaf extract C. infortunatum had inhibitory effect on germination, plumule and radical elongation of tested crops.”

✓ located verbatim in the source · abstract, characters 559–703 · show in text ↑
e2

“distilled water (control)”

✓ located verbatim in the source · abstract, characters 532–557 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Clerodendrum leaf extract inhibited germination and seedling elongation of Trigonella foenum-graecum.

Taxon
Trigonella foenum-graecum L.Trigonella foenum-graecume0
Treatment
aqueous leaf extract C. infortunatume1
Interactor
C. infortunatumClerodendrum infortunatume1other
Outcome
germination, plumule and radical elongatione1
Direction
inhibitorye1
Comparator
distilled water (control)e2

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

Trigonella foenum-graecum
Trigonella foenum-graecum · TaxonYak · CC BY-SA 3.0 · Wikimedia Commons ↗
Clerodendrum infortunatum
Clerodendrum infortunatum · InteractorJ.M.Garg · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Trigonella foenum-graecum L. (Methi)”

✓ located verbatim in the source · abstract, characters 305–341 · show in text ↑
e1

“It was found that the aqueous leaf extract C. infortunatum had inhibitory effect on germination, plumule and radical elongation of tested crops.”

✓ located verbatim in the source · abstract, characters 559–703 · show in text ↑
e2

“distilled water (control)”

✓ located verbatim in the source · abstract, characters 532–557 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Inhibition by Clerodendrum leaf extract was more pronounced at higher concentrations.

Taxon
some agricultural cropse1
Treatment
aqueous leaf extract of Clerodendrum infortunatum L.e2
Interactor
Clerodendrum infortunatum L.Clerodendrum infortunatume2other
Outcome
inhibitory effecte0
Direction
more pronouncede0
Qualifier
higher extract concentrationse0

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

Clerodendrum infortunatum
Clerodendrum infortunatum · InteractorJ.M.Garg · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The results revealed that the inhibitory effect was much more pronounced at higher extract concentrations”

✓ located verbatim in the source · abstract, characters 704–809 · show in text ↑
e1

“some agricultural crops such as Triticum aestivum L. (Wheat), Brassica campestris (Mustard), Vigna radiata (L) R.wilczek (Mung bean) and Trigonella foenum-graecum L. (Methi).”

✓ located verbatim in the source · abstract, characters 168–342 · show in text ↑
e2

“aqueous leaf extract of Clerodendrum infortunatum L.”

✓ located verbatim in the source · abstract, characters 64–116 · show in text ↑

botanical · growth · Trigonella foenum-graecum (fenugreek)Positive and negative results

15 papers: 9 positive, 6 negative or no effect

5 papers in the same direction as this paper · 9 in the opposite direction

  1. positive
  2. positive
  3. positive

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botanical · growth · Brassica rapa (field mustard)Positive and negative results

90 papers: 34 positive, 56 negative or no effect

55 papers in the same direction as this paper · 34 in the opposite direction

  1. negative
  2. positive
  3. positive

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botanical · growth · Vigna radiata (mung bean)Positive and negative results

102 papers: 59 positive, 43 negative or no effect

42 papers in the same direction as this paper · 59 in the opposite direction

  1. positive
  2. positive
  3. positive

98 papers more in this group

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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

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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.