Paper · 1966 · Ikushugaku zasshi

Experirnental Modification of Sex Expression in the Cucumber Plant : I. Alternative grafting between sub-androecious and sub-gynoecious lines

Hiroshi HAYASE

4
claims
8
verbatim quotes
1
citations
1
research areas
✓
Open access

Abstract

Sex modification was investigated in the cucumber plants differing in sex expression when they had been alternatively grafted. Understocks were petioles of the 16-17 th nodes of main stems, main and side stems. Scions were seedlings immediately after cotyledon expansion and apical parts of main stems. Survival rate in grafting was higher when understocks were main and side stems and when scion were seedlings. Sex modification was not induced when seedlings were used as scions independently of understocks. On the other hand, hermaphrodite flowers were induced in the staminate flower clusters when apical parts of androecious plants were grafted as scions. This might have resulted from the transformation of staminate flower primordia at physiological bisexual stage till completion of grafting union.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Graft survival was higher with main or side stem understocks and seedling scions.

Taxon
Cucumber PlantCucumis sativust0
Organ / stage
seedlingse0
Treatment
main and side stemse0
Outcome
Survival rate in graftinge0
Direction
highere0

Not reportedComparator

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

Cucumis sativus
Cucumis sativus · TaxonH. Zell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Survival rate in grafting was higher when understocks were main and side stems and when scion were seedlings.”

✓ located verbatim in the source · abstract, characters 303–412 · show in text ↑
t0

“Cucumber Plant”

✓ located verbatim in the source · title, characters 52–66 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Seedling scions did not induce sex modification regardless of understock.

Taxon
Cucumber PlantCucumis sativust0
Treatment
seedlings were used as scionse0
Outcome
Sex modification was not inducede0

Not reportedComparatorDirection

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

Cucumis sativus
Cucumis sativus · TaxonH. Zell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Sex modification was not induced when seedlings were used as scions independently of understocks.”

✓ located verbatim in the source · abstract, characters 413–510 · show in text ↑
t0

“Cucumber Plant”

✓ located verbatim in the source · title, characters 52–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Androecious apical scions induced hermaphrodite flowers in staminate clusters.

Taxon
Cucumber PlantCucumis sativust0
Organ / stage
staminate flower clusterse0
Treatment
apical parts of androecious plants were grafted as scionse0
Outcome
hermaphrodite flowers were inducede0

Not reportedComparatorDirection

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

Cucumis sativus
Cucumis sativus · TaxonH. Zell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“hermaphrodite flowers were induced in the staminate flower clusters when apical parts of androecious plants were grafted as scions.”

✓ located verbatim in the source · abstract, characters 530–661 · show in text ↑
t0

“Cucumber Plant”

✓ located verbatim in the source · title, characters 52–66 · show in text ↑
Mechanismhypothesisoriginal resultmeasured

Claim · model-written summary

Authors proposed transformation of staminate flower primordia during graft union as the explanation.

Taxon
Cucumber PlantCucumis sativust0
Outcome
transformation of staminate flower primordiae0
Qualifier
physiological bisexual stage till completion of grafting unione0

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

Cucumis sativus
Cucumis sativus · TaxonH. Zell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“This might have resulted from the transformation of staminate flower primordia at physiological bisexual stage till completion of grafting union.”

✓ located verbatim in the source · abstract, characters 662–807 · show in text ↑
t0

“Cucumber Plant”

✓ located verbatim in the source · title, characters 52–66 · show in text ↑

grafting · phenology · Cucumis sativus (cucumber)Positive and negative results

11 papers: 10 positive, 1 negative or no effect

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

  1. negative
  2. positive
  3. positive

7 papers more in this group

See all 11 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.