Paper · 1979 · Experimental Agriculture

Short Day Induction of Flowering in Pearl Millet (Pennisetum typhoides) and its Effect on Plant Morphology

C. K. Ong; A. Everard

7
claims
15
verbatim quotes
29
citations
2
research areas
—
Not open access

Abstract

SUMMARY Four hybrids of pearl millet ( Pennisetutn typhoides ) were screened for photoperiod sensitivity in a heated temperate glasshouse and the effects of 12 h short day induction on the reproductive development and plant morphology were examined. All the hybrids (BK 560, MBH 104, MBH 110 and ICH 105) responded to 14 short days by a considerable reduction in the time to anthesis, plant height and the final number of leaves produced, without any adverse effect on head development. In another experiment BK 560 required at least four short days for floral initiation and another four for subsequent development. Short day induction had no apparent effect on the rate of leaf appearance. The results were compared to those reported for millets in general and to millets grown in the tropics.

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Four pearl millet hybrids reached anthesis sooner after 14 short days.

Taxon
Pearl MilletCenchrus americanust0
Material
BK 560, MBH 104, MBH 110 and ICH 105e0
Treatment
14 short dayse0
Outcome
time to anthesise0
Direction
reductione0

Not reportedComparator

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

Cenchrus americanus
Cenchrus americanus · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“All the hybrids (BK 560, MBH 104, MBH 110 and ICH 105) responded to 14 short days by a considerable reduction in the time to anthesis”

✓ located verbatim in the source · abstract, characters 250–383 · show in text ↑
t0

“Pearl Millet”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

The four hybrids had shorter plants after 14 short days.

Taxon
Pearl MilletCenchrus americanust0
Material
BK 560, MBH 104, MBH 110 and ICH 105e0
Treatment
14 short dayse0
Outcome
plant heighte0
Direction
reductione0

Not reportedComparator

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

Cenchrus americanus
Cenchrus americanus · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“All the hybrids (BK 560, MBH 104, MBH 110 and ICH 105) responded to 14 short days by a considerable reduction in the time to anthesis, plant height and the final number of leaves produced”

✓ located verbatim in the source · abstract, characters 250–437 · show in text ↑
t0

“Pearl Millet”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

The four hybrids produced fewer final leaves after 14 short days.

Taxon
Pearl MilletCenchrus americanust0
Material
BK 560, MBH 104, MBH 110 and ICH 105e0
Treatment
14 short dayse0
Outcome
final number of leaves producede0
Direction
reductione0

Not reportedComparator

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

Cenchrus americanus
Cenchrus americanus · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“All the hybrids (BK 560, MBH 104, MBH 110 and ICH 105) responded to 14 short days by a considerable reduction in the time to anthesis, plant height and the final number of leaves produced”

✓ located verbatim in the source · abstract, characters 250–437 · show in text ↑
t0

“Pearl Millet”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Four hybrids showed no adverse effect on head development after short day exposure.

Taxon
Pearl MilletCenchrus americanust0
Treatment
14 short dayse1
Outcome
head developmente0
Direction
without any adverse effecte0

Not reportedComparator

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

Cenchrus americanus
Cenchrus americanus · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“without any adverse effect on head development”

✓ located verbatim in the source · abstract, characters 439–485 · show in text ↑
e1

“14 short days”

✓ located verbatim in the source · abstract, characters 318–331 · show in text ↑
t0

“Pearl Millet”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

BK 560 required at least four short days for floral initiation.

Taxon
Pearl MilletCenchrus americanust0
Material
BK 560e0
Outcome
floral initiatione0
Value
four short dayse0

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

Cenchrus americanus
Cenchrus americanus · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“BK 560 required at least four short days for floral initiation”

✓ located verbatim in the source · abstract, characters 509–571 · show in text ↑
t0

“Pearl Millet”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

BK 560 required another four short days for subsequent floral development.

Taxon
Pearl MilletCenchrus americanust0
Material
BK 560e0
Outcome
subsequent developmente0
Value
another foure0

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

Cenchrus americanus
Cenchrus americanus · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“BK 560 required at least four short days for floral initiation and another four for subsequent development”

✓ located verbatim in the source · abstract, characters 509–615 · show in text ↑
t0

“Pearl Millet”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Short day induction had no apparent effect on leaf appearance rate.

Taxon
Pearl MilletCenchrus americanust0
Treatment
Short day inductione0
Outcome
rate of leaf appearancee0
Direction
no apparent effecte0

Not reportedComparator

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

Cenchrus americanus
Cenchrus americanus · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Short day induction had no apparent effect on the rate of leaf appearance.”

✓ located verbatim in the source · abstract, characters 617–691 · show in text ↑
t0

“Pearl Millet”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑

light · growth · Cenchrus americanus (pearl millet)Positive and negative results

3 papers: 1 positive, 2 negative or no effect

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

  1. positive
  2. no effect
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.