Paper · 1956 · Agronomy Journal

Factors Influencing Seed Set of Oat Crosses1

Charles M. Brown; H. L. Shands

9
claims
18
verbatim quotes
4
citations
2
research areas
—
Not open access

Abstract

Synopsis Worker's experience and low field temperatures were two important factors favoring seed set in oat crosses at Madison, Wis. High temperatures at 3 to 4‐day intervals between emasculation and pollination decreased seed set. Optimum time interval was 1 to 3 days. More of the top florets set seed after short intervals, and more of the lower after long intervals. Opening and closing florets to remove 1 anther caused 30 to 50% reduction on hot days, but only 5 to 10% on cool days. Greater germination was observed by natural than by hand pollination.

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Claims 9

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Worker experience favored seed set in oat crosses.

Outcome
seed sete0
Direction
favoringe0
Qualifier
Worker's experiencee0
Setting
Madison, Wis.e0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Worker's experience and low field temperatures were two important factors favoring seed set in oat crosses at Madison, Wis.”

✓ located verbatim in the source · abstract, characters 9–132 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Low field temperatures favored seed set in oat crosses.

Treatment
low field temperaturese0
Outcome
seed sete0
Direction
favoringe0
Setting
Madison, Wis.e0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Worker's experience and low field temperatures were two important factors favoring seed set in oat crosses at Madison, Wis.”

✓ located verbatim in the source · abstract, characters 9–132 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High temperatures at 3 to 4‐day intervals decreased seed set.

Treatment
High temperaturese0
Outcome
seed sete0
Direction
decreasede0
Qualifier
3 to 4‐day intervals between emasculation and pollinatione0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“High temperatures at 3 to 4‐day intervals between emasculation and pollination decreased seed set.”

✓ located verbatim in the source · abstract, characters 133–231 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

The optimum interval between emasculation and pollination was 1 to 3 days.

Outcome
Optimum time intervale0
Value
1 to 3 dayse0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Optimum time interval was 1 to 3 days.”

✓ located verbatim in the source · abstract, characters 232–270 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

More top florets set seed after short intervals.

Organ / stage
top floretse0
Treatment
short intervalse0
Outcome
set seede0
Direction
Moree0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“More of the top florets set seed after short intervals, and more of the lower after long intervals.”

✓ located verbatim in the source · abstract, characters 271–370 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

More lower florets set seed after long intervals.

Organ / stage
lowere0
Treatment
long intervalse0
Outcome
set seede0
Direction
moree0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“More of the top florets set seed after short intervals, and more of the lower after long intervals.”

✓ located verbatim in the source · abstract, characters 271–370 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Opening and closing florets to remove 1 anther reduced seed set by 30 to 50% on hot days.

Treatment
Opening and closing florets to remove 1 anthere0
Outcome
reductione0
Direction
reductione0
Value
30 to 50%e0
Qualifier
hot dayse0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Opening and closing florets to remove 1 anther caused 30 to 50% reduction on hot days, but only 5 to 10% on cool days.”

✓ located verbatim in the source · abstract, characters 371–489 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Opening and closing florets to remove 1 anther reduced seed set by 5 to 10% on cool days.

Treatment
Opening and closing florets to remove 1 anthere0
Outcome
reductione0
Direction
reductione0
Value
5 to 10%e0
Qualifier
cool dayse0

Not reportedComparator

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Opening and closing florets to remove 1 anther caused 30 to 50% reduction on hot days, but only 5 to 10% on cool days.”

✓ located verbatim in the source · abstract, characters 371–489 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Natural pollination gave greater germination than hand pollination.

Treatment
naturale0
Outcome
germinatione0
Direction
Greatere0
Comparator
hand pollinatione0

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

Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Greater germination was observed by natural than by hand pollination.”

✓ located verbatim in the source · abstract, characters 490–559 · show in text ↑
t0

“Factors Influencing Seed Set of Oat Crosses1”

✓ located verbatim in the source · title, characters 0–44 · show in text ↑

heat · yield · Avena sativa (oats)Results agree

3 papers: 0 positive, 3 negative or no effect

2 papers in the same direction as this paper

  1. negative
  2. negative
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.