Paper · 2014 · Journal of Taibah University for Science

Effect of soil type on the allelotoxic activity ofMedicago sativaL. residues inVicia fabaL. agroecosystems

Salama M. El-Darier; Hoda A. Abdelaziz; Marwa H. Zein El-Dien

4
claims
8
verbatim quotes
26
citations
3
research areas
✓
Open access

Abstract

The inhibitory effects of alfalfa (Medicago sativa L.) residues on seed germination, nutrient uptake and growth of broad beans (Vicia faba L.) grown in two soil types (clay and sandy soil) were investigated. An 8% aqueous extract of M. sativa strongly inhibited (41.2%) the seed germination index and the plumule and radicle lengths (by 8.6 and 4.1 cm, respectively) as compared with controls. The phytotoxicity of the aqueous extract increased from 9.9% to 59% when the concentration was increased from 1% to 8%.

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Claims 4

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Eight-percent alfalfa extract inhibited broad bean seed germination index by 41.2% versus controls.

Taxon
broad beans (Vicia faba L.)Vicia fabat0
Treatment
8% aqueous extract of M. sativae0
Interactor
M. sativaMedicago sativae0other
Outcome
seed germination indexe0
Direction
inhibitede0
Value
41.2%e0
Comparator
controlse0

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗
Medicago sativa
Medicago sativa · InteractorDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“An 8% aqueous extract of M. sativa strongly inhibited (41.2%) the seed germination index and the plumule and radicle lengths (by 8.6 and 4.1 cm, respectively) as compared with controls.”

✓ located verbatim in the source · abstract, characters 208–393 · show in text ↑
t0

“broad beans (Vicia faba L.) grown in two soil types (clay and sandy soil)”

✓ located verbatim in the source · abstract, characters 115–188 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Eight-percent alfalfa extract reduced broad bean plumule length by 8.6 cm versus controls.

Taxon
broad beans (Vicia faba L.)Vicia fabat0
Treatment
8% aqueous extract of M. sativae0
Interactor
M. sativaMedicago sativae0other
Outcome
plumulee0
Direction
inhibitede0
Value
8.6e0
Comparator
controlse0

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗
Medicago sativa
Medicago sativa · InteractorDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“An 8% aqueous extract of M. sativa strongly inhibited (41.2%) the seed germination index and the plumule and radicle lengths (by 8.6 and 4.1 cm, respectively) as compared with controls.”

✓ located verbatim in the source · abstract, characters 208–393 · show in text ↑
t0

“broad beans (Vicia faba L.) grown in two soil types (clay and sandy soil)”

✓ located verbatim in the source · abstract, characters 115–188 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Eight-percent alfalfa extract reduced broad bean radicle length by 4.1 cm versus controls.

Taxon
broad beans (Vicia faba L.)Vicia fabat0
Treatment
8% aqueous extract of M. sativae0
Interactor
M. sativaMedicago sativae0other
Outcome
radicle lengthse0
Direction
inhibitede0
Value
4.1 cme0
Comparator
controlse0

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗
Medicago sativa
Medicago sativa · InteractorDrepanostoma · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“An 8% aqueous extract of M. sativa strongly inhibited (41.2%) the seed germination index and the plumule and radicle lengths (by 8.6 and 4.1 cm, respectively) as compared with controls.”

✓ located verbatim in the source · abstract, characters 208–393 · show in text ↑
t0

“broad beans (Vicia faba L.) grown in two soil types (clay and sandy soil)”

✓ located verbatim in the source · abstract, characters 115–188 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Increasing extract concentration from 1% to 8% raised phytotoxicity from 9.9% to 59%.

Taxon
broad beans (Vicia faba L.)Vicia fabat0
Treatment
aqueous extracte0
Outcome
phytotoxicitye0
Direction
increasede0
Value
9.9% to 59%e0
Qualifier
concentration was increased from 1% to 8%e0

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

Vicia faba
Vicia faba · TaxonRahmaziz · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“The phytotoxicity of the aqueous extract increased from 9.9% to 59% when the concentration was increased from 1% to 8%.”

✓ located verbatim in the source · abstract, characters 394–513 · show in text ↑
t0

“broad beans (Vicia faba L.) grown in two soil types (clay and sandy soil)”

✓ located verbatim in the source · abstract, characters 115–188 · show in text ↑

Medicago sativa · growth · Vicia faba (faba bean)Results agree

2 papers: 0 positive, 2 negative or no effect

1 paper in the same direction as this paper

  1. negative
See all 2 papers →

botanical · growth · Vicia faba (faba bean)Positive and negative results

41 papers: 31 positive, 10 negative or no effect

9 papers in the same direction as this paper · 31 in the opposite direction

  1. negative
  2. positive
  3. positive

37 papers more in this group

See all 41 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.