Paper · 2007 · Legume Research - An International Journal

Effect of Mutagens on M 1 Parameters and Qualitative Changes Induced in M 2 Generation in Lentil

Animesh Sinha; J. P. Lal

6
claims
11
verbatim quotes
4
citations
4
research areas
—
Not open access

Abstract

Using gamma rays, ethyl methane sulphonate (EMS), sodium azide (SA) and their combinations, various biological parameters were evaluated in M1 generation in three lentil varieties viz., K 75, L 4076 and PL 406. A reduction in germination, root and shoot length of seedling, pollen fertility, survival, plant height and grain yield were noticed. EMS has profound effect on chlorophyll as well as viable mutations in M2 generation. Three types of chlorophyll mutations viz., albina, xantha and viridis were found. Viable mutants were higher in bold seeded varieties than the small seeded variety. Among 14 types of viable mutants recorded, mutants with spreading habit, profuse branching, compactness and tendriller leaves, were induced in higher frequency in PL 406 while mutantsin respect of plant height and leaf size their frequency washigher in K 75.

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Claims 6

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Mutagens reduced germination, seedling growth, pollen fertility, survival, height and yield.

Taxon
lentilLens culinarise0
Treatment
gamma rays, ethyl methane sulphonate (EMS), sodium azide (SA) and their combinationse0
Outcome
germination, root and shoot length of seedling, pollen fertility, survival, plant height and grain yielde0
Direction
reductione0

Not reportedComparator

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Using gamma rays, ethyl methane sulphonate (EMS), sodium azide (SA) and their combinations, various biological parameters were evaluated in M1 generation in three lentil varieties viz., K 75, L 4076 and PL 406. A reduction in germination, root and shoot length of seedling, pollen fertility, survival, plant height and grain yield were noticed.”

✓ located verbatim in the source · abstract, characters 0–344 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

EMS profoundly affected chlorophyll and viable mutations in M2.

Taxon
LentilLens culinarist0
Treatment
EMSe0
Outcome
chlorophyll as well as viable mutationse0

Not reportedDirection

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“EMS has profound effect on chlorophyll as well as viable mutations in M2 generation.”

✓ located verbatim in the source · abstract, characters 345–429 · show in text ↑
t0

“Lentil”

✓ located verbatim in the source · title, characters 90–96 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Albina, xantha and viridis mutations were found.

Taxon
LentilLens culinarist0
Outcome
chlorophyll mutations viz., albina, xantha and viridise0

Not reportedDirection

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Three types of chlorophyll mutations viz., albina, xantha and viridis were found.”

✓ located verbatim in the source · abstract, characters 430–511 · show in text ↑
t0

“Lentil”

✓ located verbatim in the source · title, characters 90–96 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Bold seeded varieties had more viable mutants than the small seeded variety.

Taxon
LentilLens culinarist0
Material
bold seeded varietiese0
Outcome
Viable mutantse0
Direction
highere0

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Viable mutants were higher in bold seeded varieties than the small seeded variety.”

✓ located verbatim in the source · abstract, characters 512–594 · show in text ↑
t0

“Lentil”

✓ located verbatim in the source · title, characters 90–96 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

PL 406 had higher frequency of spreading, branching, compact and tendriller mutants.

Taxon
LentilLens culinarist0
Material
PL 406e0
Outcome
mutants with spreading habit, profuse branching, compactness and tendriller leavese0
Direction
higher frequencye0

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“mutants with spreading habit, profuse branching, compactness and tendriller leaves, were induced in higher frequency in PL 406”

✓ located verbatim in the source · abstract, characters 638–764 · show in text ↑
t0

“Lentil”

✓ located verbatim in the source · title, characters 90–96 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

K 75 had higher frequency of plant height and leaf size mutants.

Taxon
LentilLens culinarist0
Material
K 75e0
Outcome
mutantsin respect of plant height and leaf sizee0
Direction
washighere0

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“mutantsin respect of plant height and leaf size their frequency washigher in K 75.”

✓ located verbatim in the source · abstract, characters 771–853 · show in text ↑
t0

“Lentil”

✓ located verbatim in the source · title, characters 90–96 · show in text ↑

salicylic acid · yield · Lens culinaris (lentil)Positive and negative results

6 papers: 5 positive, 1 negative or no effect

5 in the opposite direction

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 papers →

radiation · yield · Lens culinaris (lentil)Positive and negative results

3 papers: 2 positive, 1 negative or no effect

2 in the opposite direction

  1. positive
  2. positive
See all 3 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.