Paper · 1970 · Experimental Agriculture

Genetic Studies of Two Crosses ofBrassica CampestrisL.

O. I. Joarder; A. M. Eunus

9
claims
10
verbatim quotes
2
citations
2
research areas
—
Not open access

Abstract

SUMMARY Heritability of four quantitative characters in two crosses of Brassica campestris L. was found to be high. Dominance was detected only for plant height at heading time in both the crosses, and for sowing-to-heading period in Toria-TP × Toria-7. Transgressive segregation was expected in the segregating progenies for all the characters. Epistasis was complementary in all characters except in plant height at ripening time, where it was of the duplicate type. Additive × dominance type of epistasis was most significant and was present in most of the characters. Genes for most of the characters were linked with a major gene for seed colour (Rr). Yield was genetically correlated with the four quantitative characters studied.

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Claims 9

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Heritability was high for four quantitative traits in two Brassica campestris crosses.

Taxon
Brassica campestris L.Brassica rapa subsp. oleiferae0
Outcome
Heritability of four quantitative characterse0
Direction
highe0

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 ↗

Verbatim

e0

“Heritability of four quantitative characters in two crosses of Brassica campestris L. was found to be high”

✓ located verbatim in the source · abstract, characters 8–114 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Dominance was detected for plant height at heading in both crosses.

Organ / stage
heading timee0
Outcome
Dominancee0
Qualifier
both the crossese0

Not reportedTaxon

Verbatim

e0

“Dominance was detected only for plant height at heading time in both the crosses”

✓ located verbatim in the source · abstract, characters 116–196 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Dominance was detected for sowing-to-heading period in the Toria-TP × Toria-7 cross.

Material
Toria-TP × Toria-7e0
Organ / stage
sowing-to-heading periode0
Outcome
Dominancee1

Not reportedTaxon

Verbatim

e0

“for sowing-to-heading period in Toria-TP × Toria-7”

✓ located verbatim in the source · abstract, characters 202–252 · show in text ↑
e1

“Dominance was detected”

✓ located verbatim in the source · abstract, characters 116–138 · show in text ↑
Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

Transgressive segregation was expected for all traits in the segregating progenies.

Outcome
Transgressive segregatione0
Qualifier
all the characterse0

Not reportedTaxon

Verbatim

e0

“Transgressive segregation was expected in the segregating progenies for all the characters”

✓ located verbatim in the source · abstract, characters 254–344 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Epistasis was complementary in all characters except plant height at ripening.

Outcome
Epistasise0
Qualifier
all characters except in plant height at ripening timee0

Not reportedTaxon

Verbatim

e0

“Epistasis was complementary in all characters except in plant height at ripening time”

✓ located verbatim in the source · abstract, characters 346–431 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Epistasis for plant height at ripening was of the duplicate type.

Outcome
plant height at ripening timee0
Qualifier
duplicate typee0

Not reportedTaxon

Verbatim

e0

“plant height at ripening time, where it was of the duplicate type”

✓ located verbatim in the source · abstract, characters 402–467 · show in text ↑
Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Additive × dominance epistasis was most significant and present in most characters.

Outcome
Additive × dominance type of epistasise0
Qualifier
most of the characterse0

Not reportedTaxon

Verbatim

e0

“Additive × dominance type of epistasis was most significant and was present in most of the characters”

✓ located verbatim in the source · abstract, characters 469–570 · show in text ↑
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Genes for most characters were linked to the major seed colour gene Rr.

Gene
Rre0
Outcome
Genes for most of the characterse0
Direction
linkede0

Not reportedTaxon

Verbatim

e0

“Genes for most of the characters were linked with a major gene for seed colour (Rr)”

✓ located verbatim in the source · abstract, characters 572–655 · show in text ↑
Associationobservedoriginal resultmixedmeasured

Claim · model-written summary

Yield was genetically correlated with the four quantitative characters.

Outcome
Yielde0
Direction
correlatede0
Comparator
four quantitative characterse0

Not reportedTaxon

Verbatim

e0

“Yield was genetically correlated with the four quantitative characters studied”

✓ located verbatim in the source · abstract, characters 657–735 · show in text ↑