Intervention effectmodel-written summary

BA/GA4+7 did not alter fruit size at harvest and was ineffective as a thinner.

A claim from Certain chemical thinning treatments advance maturity of Paulared apple · 2001

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

BA/GA4+7 did not alter fruit size at harvest and was ineffective as a thinner.

Taxon
Malus ×domesticaMalus domesticae1
Material
Paularede1
Treatment
BA/GA 4 + 7e3
Outcome
fruit size at harveste3
Direction
did not altere3

Not reportedGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

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

Verbatim

e1

“Mature Paulared (Malus ×domestica Borkh L.)/MM106 apple trees”

✓ located verbatim in the source · abstract, characters 0–61
e3

“whereas BA/GA 4 + 7 was ineffective as a thinner and did not alter fruit size at harvest”

✓ located verbatim in the source · abstract, characters 686–774

Title

Certain chemical thinning treatments advance maturity of Paulared apple

Charles G. Embree; Douglas S. Nichols; John M. DeLong; et al. Canadian Journal of Plant Science 2001. doi:10.4141/p00-111

Other claims from this paper (10)

Record rev-c178a41ae975ca5dbc019d7ef1298655f9e1a58ae63866c0d5d3a53223617e42 · schema claims-v0.9 · position 4 in the model’s answer

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

75 papers: 57 positive, 18 negative or no effect

17 papers in the same direction as this claim · 57 in the opposite direction

  1. positive
    Benzyladenine gave a larger increase in fruit weight than thidiazuron.

    Cytokinin and Ethephon Affect Crop Load, Shoot Growth, and Nutrient Concentration of `Empire' Apple Trees · 1993 · compared with THI

    Opposite directionCited by this paper

  2. positive
    BA increased apple fruit size relative to NAA and CB, although fruit set and yield were similar.

    Benzyladenine Affects Cell Division and Cell Size during Apple Fruit Thinning · 1995 · compared with NAA, and CB

    Opposite direction

  3. positive
    In most apple trials BA increased return bloom.

    Thinning Activity of Benzyladenine on Several Apple Cultivars · 1990

    Opposite direction

  4. positive
    BA thinned apple fruit when applied to leaves.

    Mode of Action of Benzyladenine When Used as a Chemical Thinner on Apples · 1992

    Opposite direction

  5. positive
    BA thinned apple fruit and increased fruit size.

    Benzyladenine as A Chemical Thinner for `McIntosh' Apples. I. Fruit Thinning Effect1s and Associated Relationships with Photosynthesis, Assimilate Translocation, and Nonstructural Carbohydrates · 2000

    Opposite direction

  6. positive
    BA increased fruit weight more than NAA or carbaryl.

    Benzyladenine and Other Chemicals for Thinning `Empire' Apple Trees · 1993 · compared with NAA or CB

    Opposite direction

  7. positive
    Promalin before or at full bloom increased fruit size, pedicel length and leaf size on PP333-treated apples.

    Promalin or GA3 Increase Pedicel and Fruit Length and Leaf Size of ‘Delicious’ Apples Treated with Paclobutrazol · 1983

    Opposite direction

  8. positive
    AVG with GA and BA increased fruit set.

    Effect of Silver Nitrate, Aminoethoxyvinylglycine, and Gibberellins A4+7 plus 6-Benzylamino purine on Fruit Set and Development of ‘Delicious’ Apples1 · 1980

    Opposite direction

66 papers more in this group

See all 75 papers →

Gibberellic acid · yield · Malus domestica (apple)Positive and negative results

27 papers: 16 positive, 11 negative or no effect

10 papers in the same direction as this claim · 16 in the opposite direction

  1. positive
    CPPU plus GA3 improved fruit retention over GA3 alone after 14 days.

    Effects of Plant Growth Regulators on Fruit Set and Fruit Shape of Parthenocarpic Apple Fruits · 2008 · compared with GA3 alone

    Opposite direction

  2. positive
    GA3 before or at full bloom increased fruit size, pedicel length and leaf size on PP333-treated apples.

    Promalin or GA3 Increase Pedicel and Fruit Length and Leaf Size of ‘Delicious’ Apples Treated with Paclobutrazol · 1983

    Opposite direction

  3. positive
    AVG with GA and BA increased fruit set.

    Effect of Silver Nitrate, Aminoethoxyvinylglycine, and Gibberellins A4+7 plus 6-Benzylamino purine on Fruit Set and Development of ‘Delicious’ Apples1 · 1980

    Opposite direction

  4. positive
    GA and BA at 50 to 200 ppm increased fruit length, weight and length-to-diameter ratio.

    The Commercial Implications of Gibberellin A4A7 Plus Benzyladenine for Improving Shape and Yield of ‘Delicious’ Apples1 · 1974

    Opposite direction

  5. positive
    GA treatments increased average apple fruit weight in at least one experiment.

    Influences of gibberellins A4, A4+7, and A4+iso—A7on apple fruit quality and tree productivity. I. Effects on fruit russet and tree yield components · 1992

    Opposite direction

  6. positive
    Combining four early summer sprays of 316 ppm ethephon with 15 ppm GA4+7 increased return bloom of Cameo.

    Naphthaleneacetic Acid, Ethephon, and Gibberellin A4 + A7 Have Variable Effects on Flesh Firmness and Return Bloom of Apple · 2007

    Opposite direction

  7. positive
    GA4+7 induced more fruit set than GA3 in the two responsive clones.

    Effects of Gibberellins and Naphthaleneacetic Acid on Fruit Development in Seedless Apple Clones1 · 1970 · compared with GA 3

    Opposite direction

  8. positive
    GA 4+7 at 150 mg per liter increased McIntosh fruit set.

    Gibberellins A4+7 Influence Fruit Set, Fruit Quality, and Return Bloom of Apples · 1989

    Opposite direction

18 papers more in this group

See all 27 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.