Paper · 1991 · Journal of the American Society for Horticultural Science

Fruit and Hormones Influence Flowering of Apple. I. Effect of Cultivar

Joann M. McLaughlin; Duane W. Greene

7
claims
14
verbatim quotes
31
citations
3
research areas
✓
Open access

Abstract

Fruit-bearing limbs of five apple (Malus domestics Borkh.) cultivars varying in degree of biennial bearing were either unsprayed or received five repeat applications of BA at 50 mg·liter -1 with daminozide at 2000 mg·liter -1 . BA and daminozide increased early appendage formation of potential flower buds, but this increase was sustained only on `Early McIntosh' and `Baldwin'. BA and daminozide increased return bloom on all treated limbs, with the exception of `Early McIntosh'. The annually bearing cultivars McIntosh and Delicious initiated 20 appendages before the formation of floral parts, while the biennially bearing cultivars Golden Delicious, Baldwin, and Early McIntosh initiated 19, 18, and 22 appendages, respectively. Flower removal before bloom increased appendage formation on the biennial cultivar Baldwin but not on the annual cultivar Delicious. Chemical names used: N -(phenylmethyl) -1 H -purine-6-arnine (BA); butanedioic acid mono(2,2-dimethyihydrazide) (daminozide).

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Claims 7

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

BA and daminozide increased early appendage formation.

Treatment
BA and daminozidee0
Outcome
early appendage formation of potential flower budse0
Direction
increasede0
Qualifier
sustained only on `Early McIntosh' and `Baldwin'e0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“BA and daminozide increased early appendage formation of potential flower buds, but this increase was sustained only on `Early McIntosh' and `Baldwin'.”

✓ located verbatim in the source · abstract, characters 228–379 · show in text ↑
t0

“Apple”

✓ located verbatim in the source · title, characters 42–47 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

BA and daminozide increased return bloom except in Early McIntosh.

Treatment
BA and daminozidee0
Outcome
return bloome0
Direction
increasede0
Qualifier
exception of `Early McIntosh'e0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“BA and daminozide increased return bloom on all treated limbs, with the exception of `Early McIntosh'.”

✓ located verbatim in the source · abstract, characters 380–482 · show in text ↑
t0

“Apple”

✓ located verbatim in the source · title, characters 42–47 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

McIntosh and Delicious initiated 20 appendages before floral parts.

Material
McIntosh and Deliciouse0
Outcome
appendagese0
Value
20 appendagese0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“The annually bearing cultivars McIntosh and Delicious initiated 20 appendages before the formation of floral parts”

✓ located verbatim in the source · abstract, characters 483–597 · show in text ↑
t0

“Apple”

✓ located verbatim in the source · title, characters 42–47 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Golden Delicious initiated 19 appendages.

Material
Golden Deliciouse0
Outcome
appendagese0
Value
19e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“the biennially bearing cultivars Golden Delicious, Baldwin, and Early McIntosh initiated 19, 18, and 22 appendages, respectively.”

✓ located verbatim in the source · abstract, characters 605–734 · show in text ↑
t0

“Apple”

✓ located verbatim in the source · title, characters 42–47 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Baldwin initiated 18 appendages.

Material
Baldwine0
Outcome
appendagese0
Value
18e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“the biennially bearing cultivars Golden Delicious, Baldwin, and Early McIntosh initiated 19, 18, and 22 appendages, respectively.”

✓ located verbatim in the source · abstract, characters 605–734 · show in text ↑
t0

“Apple”

✓ located verbatim in the source · title, characters 42–47 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Early McIntosh initiated 22 appendages.

Material
Early McIntoshe0
Outcome
appendagese0
Value
22e0

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“the biennially bearing cultivars Golden Delicious, Baldwin, and Early McIntosh initiated 19, 18, and 22 appendages, respectively.”

✓ located verbatim in the source · abstract, characters 605–734 · show in text ↑
t0

“Apple”

✓ located verbatim in the source · title, characters 42–47 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Flower removal increased appendage formation in Baldwin but not Delicious.

Material
Baldwine0
Treatment
Flower removal before bloome0
Outcome
appendage formatione0
Direction
increasede0

Not reportedComparator

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

Malus domestica
Malus domestica · TaxonW.carter · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Flower removal before bloom increased appendage formation on the biennial cultivar Baldwin but not on the annual cultivar Delicious.”

✓ located verbatim in the source · abstract, characters 735–867 · show in text ↑
t0

“Apple”

✓ located verbatim in the source · title, characters 42–47 · show in text ↑

Daminozide · yield · Malus domestica (apple)Results differ

19 papers: 14 positive, 5 negative or no effect

13 papers in the same direction as this paper · 5 in the opposite direction

  1. no effect
  2. negative
  3. negative

15 papers more in this group

See all 19 papers →

N-benzyladenine · yield · Malus domestica (apple)Results differ

75 papers: 57 positive, 18 negative or no effect

56 papers in the same direction as this paper · 18 in the opposite direction

  1. positive
  2. positive
  3. no effect

71 papers more in this group

See all 75 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.