Paper · 2022 · Catrina The International Journal of Environmental Sciences

Light Intensity and Phenotypic Response in Vicia faba L.

Radwa Elmaghalawy; Selwan Abdelhakam

5
claims
12
verbatim quotes
2
citations
2
research areas
✓
Open access

Abstract

The impacts of different light intensities on the phenotypic plasticity of several plant features in two Vicia faba varieties (Sakha1 and Giza Blanca) were explored for the genotype-environment interaction of specific traits. Plants from both genotypes were grown for 28 days in four distinct light conditions: 550 mol m-2s-1, 850 mol m-2s-1, 1200 mol m-2s-1, and 1800 mol m-2s-1, then after, various measurements were conducted. For variables measured including leaf width, shoot fresh and dry weight, and root fresh and dry weight, both genotypes showed comparable plasticity responses, showing no genotype-environment interaction for these traits. However, Sakha1 outperformed Giza Blanca in terms of leaf count, stomatal density of the abaxial surface, and root/shoot ratio as light intensity increased. The plasticity of a particular leaf area implied morphogenetic regulation for both genotypes and showed that leaves tended to expand their leaf area in low light conditions in order to capture more light. In contrast, these plants developed significantly thicker leaves when exposed to high light intensities.

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Claims 5

Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

Both Vicia faba genotypes showed comparable plasticity with no genotype-environment interaction across light intensities for leaf width and shoot fresh and dry weight.

Taxon
Vicia fabaVicia fabat0
Treatment
four distinct light conditionse1
Outcome
leaf width, shoot fresh and dry weighte2
Direction
no genotype-environment interactione2

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

t0

“Vicia faba”

✓ located verbatim in the source · title, characters 43–53 · show in text ↑
e1

“grown for 28 days in four distinct light conditions”

✓ located verbatim in the source · abstract, characters 258–309 · show in text ↑
e2

“For variables measured including leaf width, shoot fresh and dry weight, and root fresh and dry weight, both genotypes showed comparable plasticity responses, showing no genotype-environment interaction for these traits”

✓ located verbatim in the source · abstract, characters 430–649 · show in text ↑
Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

Both Vicia faba genotypes showed comparable plasticity with no genotype-environment interaction across light intensities for root fresh and dry weight.

Taxon
Vicia fabaVicia fabat0
Treatment
four distinct light conditionse1
Outcome
root fresh and dry weighte2
Direction
no genotype-environment interactione2

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

t0

“Vicia faba”

✓ located verbatim in the source · title, characters 43–53 · show in text ↑
e1

“grown for 28 days in four distinct light conditions”

✓ located verbatim in the source · abstract, characters 258–309 · show in text ↑
e2

“For variables measured including leaf width, shoot fresh and dry weight, and root fresh and dry weight, both genotypes showed comparable plasticity responses, showing no genotype-environment interaction for these traits”

✓ located verbatim in the source · abstract, characters 430–649 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Sakha1 outperformed Giza Blanca in leaf count, abaxial stomatal density and root/shoot ratio as light intensity increased.

Taxon
Vicia fabaVicia fabat0
Material
Sakha1e1
Treatment
light intensity increasede1
Outcome
leaf count, stomatal density of the abaxial surface, and root/shoot ratioe1
Direction
outperformede1
Comparator
Giza Blancae1

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

t0

“Vicia faba”

✓ located verbatim in the source · title, characters 43–53 · show in text ↑
e1

“Sakha1 outperformed Giza Blanca in terms of leaf count, stomatal density of the abaxial surface, and root/shoot ratio as light intensity increased”

✓ located verbatim in the source · abstract, characters 660–806 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Leaves of the Vicia faba plants tended to expand their leaf area in low light conditions to capture more light.

Taxon
Vicia fabaVicia fabat0
Treatment
low light conditionse1
Outcome
leaf areae1
Direction
expande1

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

t0

“Vicia faba”

✓ located verbatim in the source · title, characters 43–53 · show in text ↑
e1

“leaves tended to expand their leaf area in low light conditions in order to capture more light”

✓ located verbatim in the source · abstract, characters 917–1011 · show in text ↑
Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Vicia faba plants developed significantly thicker leaves when exposed to high light intensities.

Taxon
Vicia fabaVicia fabat0
Treatment
high light intensitiese1
Outcome
thicker leavese1
Direction
thickere1

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

t0

“Vicia faba”

✓ located verbatim in the source · title, characters 43–53 · show in text ↑
e1

“these plants developed significantly thicker leaves when exposed to high light intensities”

✓ located verbatim in the source · abstract, characters 1026–1116 · show in text ↑