Intervention effectmodel-written summary

Leaf phosphorus concentration did not change.

A claim from Diagnostic leaf analysis for stone fruit. 7. Effects of fertilizer nitrogen, phosphorus, and potassium on leaf composition of peach · 1976

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Leaf phosphorus concentration did not change.

Treatment
Fertilizer nitrogene1
Outcome
Phosphorus concentratione0
Direction
not changede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Prunus persica
Prunus persica · TaxonAllagash Brewing · CC BY 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Phosphorus concentration was not changed”

✓ located verbatim in the source · abstract, characters 412–452
e1

“Fertilizer nitrogen increased”

✓ located verbatim in the source · abstract, characters 234–263
t0

“peach”

✓ located verbatim in the source · title, characters 126–131

Title

Diagnostic leaf analysis for stone fruit. 7. Effects of fertilizer nitrogen, phosphorus, and potassium on leaf composition of peach

DR Leece Australian Journal of Experimental Agriculture and Animal Husbandry 1976. doi:10.1071/ea9760775

Other claims from this paper (6)

Record rev-08a70f3c7dbd2cbd09991390281cce007ee91cf3d32fc6a53df77e1407068158 · schema claims-v0.9 · position 5 in the model’s answer

nitrogen · nutrient: content · Prunus persica (peach)Positive and negative results

10 papers: 5 positive, 5 negative or no effect

4 papers in the same direction as this claim · 5 in the opposite direction

  1. positive
    Zinc plus high nitrogen reduced arsenic uptake.

    EFFECT OF VARIOUS SOIL TREATMENTS FOR CORRECTING ARSENIC INJURY OF PEACH TREES · 1950

    Opposite direction

  2. positive
    Peach leaf nitrogen content rose linearly with soil nitrogen rate.

    Spad index for diagnosis of nitrogen status in ‘Esmeralda’ peach · 2021

    Opposite direction

  3. positive
    Urea increased peach tree nitrogen uptake by 32% on average versus control or organic compost, regardless of Paspalum.

    Nitrogen Sources in Young Peach Trees in the Presence and Absence of Paspalum notatum Co-Cultivation · 2022 · compared with the control treatment or with organic compost

    Opposite direction

  4. positive
    Increasing nitrogen rates increased nitrogen content of peach leaves and fruits.

    Using the nitrification inhibitor DMPP to enhance uptake efficiency in a fertigated peach orchard plantation · 2018

    Opposite direction

  5. positive
    Peach total nitrogen absorption was highest with urea mixed with ammonium nitrogen.

    Effect of NO_3~-N and NH_4~--N on Urea Absorption and Distribution in Peach under Coated Controlled Release Conditions · 2012

    Opposite direction

  6. no effect
    Full-bloom flowers had approximately equal total nitrogen under nil and plus nitrogen treatments.

    The nitrogen nutrition of the peach tree. IV. Storage and mobilization of nitrogen in mature trees · 1969 · compared with plus nitrogen treatments

    Same direction

  7. no effect
    Autumn or spring KNO 3 or urea sprays did not significantly increase peach leaf nitrogen concentration.

    Effect of Potassium Nitrate Foliar Sprays on Leaf Nitrogen Concentration and Growth of Peach Trees1 · 1971

    Same direction

  8. negative
    Leaf N concentration was 3.7% at 0 and 45 kg ha-1 N versus 4.1% at the highest two rates.

    IMPACT OF NITROGEN ON VEGETATIVE GROWTH OF MATURE PEACH TREES IN A SUBTROPICAL CLIMATE · 2015 · compared with highest two N treatments

    Same direction

1 paper more in this group

See all 10 papers →

fertilization · nutrient: content · Prunus persica (peach)Positive and negative results

26 papers: 20 positive, 6 negative or no effect

5 papers in the same direction as this claim · 20 in the opposite direction

  1. positive
    BCRF increased peach tree storage nutrients.

    Application of Bag-Controlled Release Fertilizer Facilitated New Root Formation, Delayed Leaf, and Root Senescence in Peach Trees and Improved Nitrogen Utilization Efficiency · 2021

    Opposite direction

  2. positive
    Compost increased potassium concentration in peach fine roots and leaves.

    NUTRIENT PARTITIONING IN POTTED PEACH (PRUNUS PERSICAL.) TREES SUPPLIED WITH MINERAL AND ORGANIC FERTILIZERS · 2010

    Opposite direction

  3. positive
    Ns1 increased uptake and use efficiency for N, K and Fe.

    Nutritional Efficiency and Morphophysiological Aspects With Growth in the ‘Okinawa Roxo’ Peach Rootstock · 2019

    Opposite direction

  4. positive
    Higher solution Mg significantly increased Mg concentration in peach leaves, stems and roots.

    Influence of Magnesium Concentrations in Nutrient Solution on Growth, Tissue Concentration, and Nutrient Uptake of Peach Seedlings1 · 1981

    Opposite direction

  5. positive
    Organic fertilization increased soil organic matter, total N and nitrate-N in a commercial peach orchard compared with mineral fertilization.

    EFFECT OF MINERAL AND ORGANIC FERTILIZATION ON SOIL CHEMICAL, BIOLOGICAL AND PHYSICAL FERTILITY IN A COMMERCIAL PEACH ORCHARD · 2006 · compared with mineral fertilization

    Opposite direction

  6. positive
    The 2x compost treatment increased replant-site soil phosphorus at 15 cm.

    Annual compost amendments can replace synthetic fertilizer, improve soil moisture, and ensure tree performance during peach orchard establishment in a humid subtropical climate · 2023 · compared with control treatment

    Opposite direction

  7. positive
    Manure apparently increased seedling uptake of N, P, and K except at the highest phosphate supply.

    Responses of peach seedlings in sand culture to factorial combinations of nitrogen, phosphorus, and sheep manure · 1969

    Opposite direction

  8. positive
    Stem injected nutrient solution significantly increased leaf N, P, K, Ca and Fe, Mn, Cu, Zn, B contents.

    Effect of stem-injected nutrient solution on some physiological indices and leaf mineral element contents of 'Okubo' peach tree · 2013

    Opposite direction

17 papers more in this group

See all 26 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.