Paper · 2009 · The Indian Journal of Agricultural Sciences

Allelopathic effects of jute (Corchorus capsularis and C. olitorius) and sisal (Agave sisalana) leaf leachates on rice (Oryza sativa), wheat (Triticum aestivum)

H. Chowdhury; Atanu Saha; Supta Sarkar; et al.

8
claims
8
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

A study was conducted during 2007 to screen leaf leachates of jute (Corchorus capsularis L. and C. olitorius L.) and sisal (Agave sisalana Perrine) for allelochemicals effect on germination and seedling growth of some test plants. A rice (Oryza sativa L.), wheat (Triticum aestivum L. emeond. Fiori & Paol.) and (greengram [Vigna radiata (L.) R. wilczek] allelochemicals present in the leachates inhibited differentially the germination and growth of the plants. Effect of allelochemicals on germination of the plants was less pronounced as compared to that on seedling growth. Highest inhibition on germination (paddy seeds by about 28% over control) and seedling vigour (about 48 – 62% vigour loss over the control) in the plants was recorded in case of Capsularis jute leaf extracts. Among the test plants, seedling growth of wheat was affected most by the leachates. Similar effect on germination and seedling growth of plants was also recorded when leaf samples were incorporated into soil (1: 10, w/w).

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Claims 8

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Allelochemicals in the leachates differentially inhibited rice germination and growth.

Treatment
allelochemicals present in the leachatese0
Outcome
germination and growthe0
Direction
inhibitede0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“A rice (Oryza sativa L.), wheat (Triticum aestivum L. emeond. Fiori & Paol.) and (greengram [Vigna radiata (L.) R. wilczek] allelochemicals present in the leachates inhibited differentially the germination and growth of the plants.”

✓ located verbatim in the source · abstract, characters 231–462 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Allelochemicals in the leachates differentially inhibited wheat germination and growth.

Treatment
allelochemicals present in the leachatese0
Outcome
germination and growthe0
Direction
inhibitede0

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 ↗

Verbatim

e0

“A rice (Oryza sativa L.), wheat (Triticum aestivum L. emeond. Fiori & Paol.) and (greengram [Vigna radiata (L.) R. wilczek] allelochemicals present in the leachates inhibited differentially the germination and growth of the plants.”

✓ located verbatim in the source · abstract, characters 231–462 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Allelochemicals in the leachates differentially inhibited greengram germination and growth.

Treatment
allelochemicals present in the leachatese0
Outcome
germination and growthe0
Direction
inhibitede0

Not reportedComparator

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

Vigna radiata var. radiata
Vigna radiata var. radiata · Taxon · picture of the speciesIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“(greengram [Vigna radiata (L.) R. wilczek] allelochemicals present in the leachates inhibited differentially the germination and growth of the plants.”

✓ located verbatim in the source · abstract, characters 312–462 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Leachate effects on germination were less pronounced than effects on seedling growth.

Outcome
germinatione0
Direction
less pronouncede0
Comparator
seedling growthe0

Not reportedTaxon

Verbatim

e0

“Effect of allelochemicals on germination of the plants was less pronounced as compared to that on seedling growth.”

✓ located verbatim in the source · abstract, characters 463–577 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Capsularis jute leaf extract reduced paddy germination about 28% relative to control.

Taxon
paddye0
Treatment
Capsularis jute leaf extractse0
Outcome
germinatione0
Direction
inhibitione0
Value
about 28%e0
Comparator
controle0

Verbatim

e0

“Highest inhibition on germination (paddy seeds by about 28% over control) and seedling vigour (about 48 – 62% vigour loss over the control) in the plants was recorded in case of Capsularis jute leaf extracts.”

✓ located verbatim in the source · abstract, characters 578–786 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Capsularis jute leaf extract caused about 48 – 62% seedling vigour loss relative to control.

Treatment
Capsularis jute leaf extractse0
Outcome
seedling vigoure0
Direction
vigour losse0
Value
about 48 – 62%e0
Comparator
the controle0

Not reportedTaxon

Verbatim

e0

“Highest inhibition on germination (paddy seeds by about 28% over control) and seedling vigour (about 48 – 62% vigour loss over the control) in the plants was recorded in case of Capsularis jute leaf extracts.”

✓ located verbatim in the source · abstract, characters 578–786 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Wheat seedling growth was affected most among test plants.

Treatment
the leachatese0
Outcome
seedling growthe0
Direction
affected moste0

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

e0

“seedling growth of wheat was affected most by the leachates.”

✓ located verbatim in the source · abstract, characters 810–870 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Incorporating leaf samples in soil produced similar effects on germination and seedling growth.

Treatment
leaf samples were incorporated into soil (1: 10, w/w)e0
Outcome
germination and seedling growthe0
Direction
Similar effecte0

Not reportedTaxonComparator

Verbatim

e0

“Similar effect on germination and seedling growth of plants was also recorded when leaf samples were incorporated into soil (1: 10, w/w).”

✓ located verbatim in the source · abstract, characters 871–1008 · show in text ↑

Corchorus capsularis · growth · Oryza sativa (rice)Positive and negative results

3 papers: 1 positive, 2 negative or no effect

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

  1. positive
  2. negative
See all 3 papers →

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

4 papers: 1 positive, 3 negative or no effect

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

  1. positive
  2. negative
  3. no effect
See all 4 papers →

allelopathy · growth · Oryza sativa (rice)Positive and negative results

11 papers: 5 positive, 6 negative or no effect

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

  1. positive
  2. positive
  3. positive

7 papers more in this group

See all 11 papers →

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

20 papers: 9 positive, 11 negative or no effect

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

  1. positive
  2. positive
  3. positive

16 papers more in this group

See all 20 papers →

botanical · growth · Oryza sativa (rice)Positive and negative results

211 papers: 133 positive, 78 negative or no effect

77 papers in the same direction as this paper · 133 in the opposite direction

  1. positive
  2. positive
  3. positive

207 papers more in this group

See all 211 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.