Paper · 1985 · CFTRI Institutional Repository

Preliminary studies on the use of growth regulators for hastening or delaying of maturation rate of apples.

M. S. Krishnaprakash; B. Aravinda Prasad; S. Dhanaraj; et al.

4
claims
4
verbatim quotes
0
citations
3
research areas
—
Not open access

Abstract

Early or late harvesting of apples to extend the period of availability and to regulate the market supply is a regular practice with growers in order to get better prices. However, this is not done on a scientific basis and hence in the early harvested apples the storage and sensory quality is affected, while in the late harvested apples there is considerable loss due to excessive preharvest drops as well as deterioration in the storage quality. A study was carried out using growth regulators- alpha-Naphthalene acetic acid (at 100 ppm), Gibberellic acid (at 25 ppm) and Alar (at TODD ppm) alone as well as Alar in combination with each one of the other two in order to regulate the maturation rate of apples. The data on maturation pattern of apples revealed that preharvest application around 110±10 days of Alar in combination with GA delays attainment of optimum harvest maturity of apples, while alpha-NAA alone or in combination with Alar can hasten the maturation rate of apples. The data on sensory evaluation of apples confirmed the hastening effect of alpha-NAA alone or in combination with Alar.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Preharvest Alar with GA delayed optimum harvest maturity of apples.

Treatment
Alar in combination with GAe0
Outcome
attainment of optimum harvest maturity of applese0
Direction
delayse0
Qualifier
around 110±10 dayse0

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

“preharvest application around 110±10 days of Alar in combination with GA delays attainment of optimum harvest maturity of apples”

✓ located verbatim in the source · abstract, characters 770–898 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Alpha-NAA alone hastened apple maturation.

Treatment
alpha-NAA alonee0
Outcome
maturation rate of applese0
Direction
hastene0

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

“alpha-NAA alone or in combination with Alar can hasten the maturation rate of apples”

✓ located verbatim in the source · abstract, characters 906–990 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Alpha-NAA with Alar hastened apple maturation.

Treatment
alpha-NAA alone or in combination with Alare0
Outcome
maturation rate of applese0
Direction
hastene0

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

“alpha-NAA alone or in combination with Alar can hasten the maturation rate of apples”

✓ located verbatim in the source · abstract, characters 906–990 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Sensory evaluation confirmed the hastening effect of alpha-NAA alone or with Alar.

Outcome
hastening effect of alpha-NAA alone or in combination with Alare0

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 data on sensory evaluation of apples confirmed the hastening effect of alpha-NAA alone or in combination with Alar.”

✓ located verbatim in the source · abstract, characters 992–1111 · show in text ↑

Daminozide · yield · Malus domestica (apple)Results differ

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3 in the opposite direction

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  2. negative
  3. no effect
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Daminozide · phenology · Malus domestica (apple)Positive and negative results

8 papers: 7 positive, 1 negative or no effect

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

  1. no effect
  2. positive
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Gibberellic acid · yield · Malus domestica (apple)Positive and negative results

27 papers: 16 positive, 11 negative or no effect

15 papers in the same direction as this paper · 11 in the opposite direction

  1. no effect
  2. negative
  3. no effect

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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.