Intervention effectmodel-written summary

Continuous P and K application increased nutrient content and uptake in rapeseed.

A claim from Effect of P and K fertilizer application on rapeseed yield and nutrient uptake · 2006

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Continuous P and K application increased nutrient content and uptake in rapeseed.

Taxon
rapeseede0
Treatment
Continuous application of P and K fertilizere0
Outcome
nutrient content and nutrient uptakee0
Direction
increasede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

Verbatim

t0

“rapeseed”

✓ located verbatim in the source · title, characters 44–52
e0

“Continuous application of P and K fertilizer were beneficial to provide balanced nutrient,increased nutrient content and nutrient uptake in rapeseed”

✓ located verbatim in the source · abstract, characters 335–483

Title

Effect of P and K fertilizer application on rapeseed yield and nutrient uptake

Ji Wu 2006

Other claims from this paper (3)

Record rev-543f74e2a7fff7b15086a05f9aa5f7e20c4fb969793a6fffc952f197b4560009 · schema claims-v0.9 · position 3 in the model’s answer

potassium · nutrient: content · Brassica napus (oilseed rape)Positive and negative results

10 papers: 8 positive, 2 negative or no effect

7 papers in the same direction as this claim · 2 in the opposite direction

  1. no effect
    Potassium application and moisture regime had very little effect on plant magnesium concentration.

    Effect of Potassium and Moisture on Rape Growth and Its Nutrient Uptake · 1996

    Opposite direction

  2. negative
    Higher potassium concentrations reduced calcium concentration in plant tissue.

    OPTIMIZATION OF CANOLA AGRONOMIC YIELD SUBMITTED TO DIFFERENT DOSES OF POTASSIUM IN FLOWERING · 2020

    Opposite direction

  3. positive
    Combined higher S and Zn doses with FYM and recommended NPK increased N, P, K, S and Zn uptake by rapeseed.

    Integrated nutrient management of rapeseed (Brassica campestris L. var. yellow sarson) grown in a typic haplaquept soil · 2017

    Same direction

  4. positive
    Total potassium accumulation increased 3.08times relative to no potassium.

    Effect of citrate acid-soluble potassium fertilizer application rate on rapeseed growth and soil potassium content · 2013 · compared with treatment of no potassium

    Same direction

  5. positive
    K application increased K uptake by 94. 1-166. 3 kg /hm2.

    Effects of nitrogen,phosphorus,potassium fertilizers on seed yield and nutrient uptake and utilization of rapeseed · 2014

    Same direction

  6. positive
    Compared with no K, K2O at 60 kg/hm2 increased rapeseed average K content by 2.7%.

    Effect of potassium application rate on yield and fertilizer-potassium utilization efficiency in rapeseed · 2011 · compared with no K treatment

    Same direction

  7. positive
    Water-soluble potassium increased aboveground potassium accumulation 2.05 times.

    Effect of Different Forms of Potassium Fertilizer Applied on Oilseed Rape · 2012 · compared with contrast treatment(without potassium fertilization)

    Same direction

  8. positive
    K fertilizer significantly enhanced shoot K accumulation compared with no fertilizer.

    Effect of nitrogen,phosphorus and potassium fertilizers on yield and chemical fertilizers utilization of spring hybrid oilseed rape in Qinghai · 2012 · compared with no fertilizer control

    Same direction

1 paper more in this group

See all 10 papers →

phosphorus · nutrient: content · Brassica napus (oilseed rape)Positive and negative results

34 papers: 28 positive, 6 negative or no effect

27 papers in the same direction as this claim · 6 in the opposite direction

  1. negative
    Phosphorus application significantly reduced oilseed rape shoot and root zinc concentrations, uptake, and acquisition efficiency.

    Responses in Zinc Uptake of Different Mycorrhizal and Non-mycorrhizal Crops to Varied Levels of Phosphorus and Zinc Applications · 2020

    Opposite direction

  2. negative
    Increasing P supply reduced grain Fe and Zn accumulation in canola.

    Nitrogen, Phosphorus, and Zinc Supply on Seed and Metal Accumulation in Canola Grain · 2015

    Opposite direction

  3. no effect
    Foliar P had limited effect on phytate and grain iron content.

    Response of canola, wheat, and pea to foliar phosphorus fertilization at a phosphorus-deficient site in eastern Saskatchewan · 2020

    Opposite direction

  4. negative
    High phosphorus with low boron decreased boron concentration in newly initiated leaves relative to medium phosphorus with low boron.

    Imbalance between boron and phosphorus supply influences boron deficiency symptoms in Brassica napus L. · 2025 · compared with medium P and low B combination

    Opposite direction

  5. negative
    Phosphorus application decreased seed nitrogen concentration.

    Yield, yield components and seed quality of two rapeseed cultivars as affected by different levels of phosphorus and boron under greenhouse conditions · 2016

    Opposite direction

  6. negative
    Higher phosphorus application significantly decreased zinc uptake by rapeseed seeds and straw.

    SOIL SALINITY PHOSPHORUS AND ZINC FERTILIZATION INFLUENCES ON YIELD, OIL CONTENT AND ZINC UPTAKE BY OILSEED RAPE · 2000

    Opposite direction

  7. positive
    Rock phosphate plus Penicillium bilaji yielded canola phosphorus uptake nearly equal to monoammonium phosphate alone at the same phosphorus rate.

    INCREASED YIELDS AND PHOSPHORUS UPTAKE BY WESTAR CANOLA (Brassica napus L.) INOCULATED WITH A PHOSPHATE-SOLUBILIZING ISOLATE OF Penicillium bilaji · 1989 · compared with monoammonium phosphate (MAP) alone at the same rate of P

    Same direction

  8. positive
    Increasing phosphorus significantly increased shoot phosphorus concentration.

    Dry matter production and uptake of zinc and phosphorus in two oilseed rape genotypes under differential rates of zinc and phosphorus supply · 1998

    Same direction

25 papers more in this group

See all 34 papers →

fertilization · nutrient: content · Brassica napus (oilseed rape)Positive and negative results

109 papers: 95 positive, 14 negative or no effect

94 papers in the same direction as this claim · 13 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
    P increased nitrate in rape.

    Effects of Nitrogen and Phosphorus Fertilization on Plant Growth and Nitrate Accumulation in Vegetables · 2004

    Opposite direction

  2. no effect
    In non-leached soils, canola B uptake did not differ among fertilizer treatments.

    Slow and Fast‐Release Boron Sources in Potash Fertilizers: Spatial Variability, Nutrient Dissolution and Plant Uptake · 2018

    Opposite direction

  3. negative
    Green manure increased canola Pb concentration.

    Green Manure and Overlapped Rhizosphere Effects on Pb Chemical Forms in Soil and Plant Uptake in Maize/Canola Intercrop Systems: A Rhizobox Study · 2014

    Opposite direction

  4. negative
    Lower nutrient solution Zn reduced tissue Zn concentration.

    Limited Zn supply affects nutrient distribution, carbon metabolism and causes nitro-oxidative stress in sensitive Brassica napus · 2022

    Opposite direction

  5. negative
    Late sulfur fertilization generally reduced sulfur uptake in grain and straw relative to fertilization at seeding.

    The effect of time of S application on yield and sulphur uptake of canola · 1991 · compared with at seeding

    Opposite direction

  6. no effect
    Manure additions did not significantly affect extractable soil inorganic phosphorus and potassium.

    Hog and cattle manure additions in the Black Soil Zone of Saskatchewan: agronomic considerations · 1999

    Opposite direction

  7. no effect
    Triple doses did not change Ca:Mg or Ca:P seed ratios.

    Effect of Fertilizer Granulates on Ionic and Weight Relations Among Macronutrients in Spring Rape Seeds · 2019

    Opposite direction

  8. no effect
    Seed nitrogen, phosphorus, magnesium, and sulfur contents did not differ among the three fertilizer origins.

    Analysis of the Content of Macroelements in Soil and Seeds of Winter Rape (Brassica Napus Var. Napus) as a Result of Fertilization using Two-Component Mineral Fertilizers · 2019

    Opposite direction

100 papers more in this group

See all 109 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.