Paper · 1975 · HortScience

Foam Sprays of Plant Growth Regulating Chemicals on Rose Shoot Development at Cutback1

William J. Carpenter

4
claims
8
verbatim quotes
7
citations
3
research areas
✓
Open access · cc-by-nc-nd

Abstract

Abstract Expanded foam sprays of (2-chloroethyl)phosphonic acid (ethephon), 6-(benzylamino)-9-(2-tetrahydropyran-yl)-9H-purine (PBA), and 6-benzylamino purine (BA) at 1000 and 2000 ppm applied at plant cutback increased the total number of flowering stems per plant and the number of stems from axillary buds within 30 cm of the bud union, compared with conventional sprays of the same chemicals and concentration. Sprays of plant growth regulators were most effective when applied at cutback, with less benefit from treatments 3 weeks before cutback or 1 or 3 weeks after cutback. No chemical or method of application effectively promoted shoot development from the bud union.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by-nc-nd. Read at the source ↗

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Foam sprays at cutback increased flowering stems relative to conventional sprays.

Taxon
Roset0
Treatment
Expanded foam sprayse0
Outcome
total number of flowering stems per plante0
Direction
increasede0
Qualifier
at 1000 and 2000 ppm applied at plant cutbacke0
Comparator
conventional sprays of the same chemicals and concentratione0

Verbatim

e0

“Expanded foam sprays of (2-chloroethyl)phosphonic acid (ethephon), 6-(benzylamino)-9-(2-tetrahydropyran-yl)-9H-purine (PBA), and 6-benzylamino purine (BA) at 1000 and 2000 ppm applied at plant cutback increased the total number of flowering stems per plant and the number of stems from axillary buds within 30 cm of the bud union, compared with conventional sprays of the same chemicals and concentration”

✓ located verbatim in the source · abstract, characters 9–413 · show in text ↑
t0

“Rose Shoot Development”

✓ located verbatim in the source · title, characters 52–74 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Foam sprays at cutback increased stems from axillary buds near the bud union.

Taxon
Roset0
Treatment
Expanded foam sprayse0
Outcome
number of stems from axillary buds within 30 cm of the bud unione0
Direction
increasede0
Comparator
conventional sprays of the same chemicals and concentratione0

Verbatim

e0

“Expanded foam sprays of (2-chloroethyl)phosphonic acid (ethephon), 6-(benzylamino)-9-(2-tetrahydropyran-yl)-9H-purine (PBA), and 6-benzylamino purine (BA) at 1000 and 2000 ppm applied at plant cutback increased the total number of flowering stems per plant and the number of stems from axillary buds within 30 cm of the bud union, compared with conventional sprays of the same chemicals and concentration”

✓ located verbatim in the source · abstract, characters 9–413 · show in text ↑
t0

“Rose Shoot Development”

✓ located verbatim in the source · title, characters 52–74 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Growth regulator sprays were most effective at cutback compared with other timings.

Taxon
Roset0
Treatment
applied at cutbacke0
Outcome
most effectivee0
Direction
most effectivee0
Comparator
treatments 3 weeks before cutback or 1 or 3 weeks after cutbacke0

Verbatim

e0

“Sprays of plant growth regulators were most effective when applied at cutback, with less benefit from treatments 3 weeks before cutback or 1 or 3 weeks after cutback”

✓ located verbatim in the source · abstract, characters 415–580 · show in text ↑
t0

“Rose Shoot Development”

✓ located verbatim in the source · title, characters 52–74 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

No chemical or application method effectively promoted shoots from the bud union.

Taxon
Roset0
Treatment
chemical or method of applicatione0
Outcome
shoot development from the bud unione0
Direction
Noe0

Not reportedComparator

Verbatim

e0

“No chemical or method of application effectively promoted shoot development from the bud union”

✓ located verbatim in the source · abstract, characters 582–676 · show in text ↑
t0

“Rose Shoot Development”

✓ located verbatim in the source · title, characters 52–74 · show in text ↑

application · phenology · RosaPositive and negative results

10 papers: 9 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

6 papers more in this group

See all 10 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.