Intervention effectmodel-written summary

Potassium with optimal zinc and phosphorus increased grain zinc uptake from 891 to 1249 µg per pot.

A claim from Improved potassium nutrition retrieves phosphorus‐induced decrease in zinc uptake and grain zinc concentration of wheat · 2018

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Potassium with optimal zinc and phosphorus increased grain zinc uptake from 891 to 1249 µg per pot.

Treatment
K application along with optimal Zn and P supplye1
Outcome
grain Zn uptakee0
Direction
increasede0
Value
1249 µg per pote0
Qualifier
891 to 1249 µg per pote0

Not reportedTaxonMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSetting

Verbatim

e0

“increased grain Zn uptake from 891 to 1249 µg per pot without significantly affecting grain yield”

✓ located verbatim in the source · abstract, characters 1552–1649
e1

“K application along with optimal Zn and P supply to plants”

✓ located verbatim in the source · abstract, characters 1422–1480

Title

Improved potassium nutrition retrieves phosphorus‐induced decrease in zinc uptake and grain zinc concentration of wheat

Asif Naeem; Muhammad Aslam; Asma Lodhi Journal of the Science of Food and Agriculture 2018. doi:10.1002/jsfa.8961

Other claims from this paper (11)

Record rev-e93695d830a4a026037fec941cb43878cdca1c266c34b92eba7eeab9404fb190 · schema claims-v0.9 · position 10 in the model’s answer

zinc atom · nutrient: content · Triticum aestivum (wheat)Results differ

380 papers: 347 positive, 33 negative or no effect

346 papers in the same direction as this claim · 33 in the opposite direction

  1. positive
    In low phosphorus soil, wheat zinc and phosphorus uptake increased with zinc addition up to 5 mg kg−1.

    Optimization of phosphorus (P) induced zinc (Zn) deficiency in low and high P soils and monitoring their effect on productivity, Zn and P uptake by wheat (Triticum aestivumL.) · 2022

    Same directionCites this paper

  2. negative
    Exudates from zinc-deficient grasses greatly increased zinc and iron mobilization.

    Release of zinc mobilizing root exudates in different plant species as affected by zinc nutritional status · 1991

    Opposite directionAbout lacking this nutrient, so it counts the other way round

  3. negative
    Deficient zinc pretreatment increased net zinc uptake in both genotypes.

    Uptake of zinc from chelate-buffered nutrient solutions by wheat genotypes differing in zinc efficiency · 1996

    Opposite directionAbout lacking this nutrient, so it counts the other way round

  4. no effect
    Zinc fertilization did not influence mean shoot boron concentration.

    EFFECTS OF ZINC FERTILIZATION ON GRAIN YIELD AND SHOOT CONCENTRATIONS OF ZINC, BORON, AND PHOSPHORUS OF 25 WHEAT CULTIVARS GROWN ON A ZINC-DEFICIENT AND BORON-TOXIC SOIL · 2001

    Opposite direction

  5. negative
    Zinc treatment increased copper concentrations in roots, shoots and grains.

    Arbuscular mycorrhizal strategy for zinc mycoremediation and diminished translocation to shoots and grains in wheat · 2017

    Opposite direction

  6. no effect
    Zinc presence did not influence histidine uptake.

    Availability of Zinc and the Ligands Citrate and Histidine to Wheat: Does Uptake of Entire Complexes Play a Role? · 2013

    Opposite direction

  7. no effect
    Zinc supply had no significant effect on wheat Cu and Mn concentrations.

    Combined effect of iron and zinc on micronutrient levels in wheat (Triticum aestivum L.). · 2011

    Opposite direction

  8. no effect
    Soil amendments plus Zn fertilizer did not significantly decrease wheat Cd concentration.

    Evaluation of different amendments and foliar fertilizer for immobilization of heavy metals in contaminated soils · 2017

    Opposite direction

371 papers more in this group

See all 380 papers →

potassium · nutrient: content · Triticum aestivum (wheat)Positive and negative results

82 papers: 71 positive, 11 negative or no effect

70 papers in the same direction as this claim · 10 in the opposite direction · 1 reporting no difference from an alternative

  1. positive
    Wheat grain iron concentration improved as K rate rose to 48 kg K/ha.

    4R stewardship-based potassium application to enhance iron, zinc, and copper nutrient levels in wheat (Triticum aestivum L.) · 2024

    Same directionCites this paper

  2. negative
    Increasing K from 400 to 800 μ M decreased shoot Mg concentration of wheat by 13%.

    Phosphorus and Temperature Effects on Magnesium, Calcium, and Potassium in Wheat and Tall Fescue Leaves · 1994

    Opposite direction

  3. no effect
    Sucrose uptake and efflux were insensitive to metabolic inhibitors, pH, and potassium concentration.

    Sucrose Release into the Endosperm Cavity of Wheat Grains Apparently Occurs by Facilitated Diffusion across the Nucellar Cell Membranes · 1995

    Opposite direction

  4. no effect
    Potassium and phosphorus by potassium interactions had no significant effect on Mn uptake.

    The relationship between phosphorus and copper concentrations in wheat · 1980

    Opposite direction

  5. no effect
    Differentiated P and K rates had no significant effect on nitrogen accumulation at full ripening.

    Effects of different phosphorus and potassium fertilization on contents and uptake of macronutrients (N, P, K, Ca, Mg) in winter wheat I. Content of macronutrients · 2014

    Opposite direction

  6. no effect
    Long-term fertilization had no detectable residual effect on grain K.

    Studying the Direct and Residual Effect of Long‐Term Fertilization Using Ammonium Lactate and Hot Water Extraction Methods · 2005

    Opposite direction

  7. negative
    Limiting potassium decreased nitrogen content of wheat dry matter.

    THE EFFECT OF POTASSIUM SUPPLY ON THE COMPOSITION AND QUALITY OF WHEAT. II · 1935

    Opposite direction

  8. negative
    Low-K stress strongly induced the wheat calcium signaling components CBLs and CIPKs.

    Wheat roots adapt to potassium deficiency through coordinated antioxidant, hormonal, and metabolic reprogramming: Insight from morpho-physiological, biochemical, and transcriptomic analysis · 2025 · compared with sufficient-K control

    Opposite directionAbout lacking this nutrient, so it counts the other way round

73 papers more in this group

See all 82 papers →

phosphorus · nutrient: content · Triticum aestivum (wheat)Positive and negative results

226 papers: 198 positive, 28 negative or no effect

197 papers in the same direction as this claim · 28 in the opposite direction

  1. positive
    In low phosphorus soil, wheat zinc and phosphorus uptake increased with phosphorus addition up to 10 mg kg−1.

    Optimization of phosphorus (P) induced zinc (Zn) deficiency in low and high P soils and monitoring their effect on productivity, Zn and P uptake by wheat (Triticum aestivumL.) · 2022

    Same directionCites this paper

  2. negative
    Low phosphorus reduced wheat biomass, yield and phosphorus uptake efficiency.

    QTL Mapping for Phosphorus Efficiency and Morphological Traits at Seedling and Maturity Stages in Wheat · 2017

    Opposite direction

  3. negative
    Zn uptake was reduced at the highest phosphorus level.

    Effect of phosphorus, sulphur and 'zinc on growth, yield and nutrient uptake of wheat (Triticum aestivum) · 2001

    Opposite direction

  4. negative
    Shoot P was lower in low-P than higher-P wheat at weeks three and five.

    Phosphorus acquisition and wheat growth are influenced by shoot phosphorus status and soil phosphorus distribution in a split‐root system · 2008 · compared with 14 mg P kg –1 plants

    Opposite direction

  5. negative
    Increasing soil P supply decreased shoot Zn concentration by 75% in wheat and 82% in maize.

    The effects of increased phosphorus application on shoot dry matter, shoot P and Zn concentrations in wheat (Triticum durum L.) and maize (Zea mays L.) grown in a calcareous soil · 2010 · compared with control treatment

    Opposite direction

  6. negative
    Durati shoot zinc decreased as phosphorus increased.

    Zinc Tolerance in Wheat Cultivars as Affected by Varying Levels of Phosphorus · 2006

    Opposite direction

  7. negative
    broadcast application of 160 kg P ha −1 significantly reduced plant zinc concentration.

    COMPARISON OF SINGLE LARGE BROADCAST AND SMALL ANNUAL SEED-PLACED PHOSPHORUS TREATMENTS ON YIELD AND PHOSPHORUS AND ZINC CONTENTS OF WHEAT ON CHERNOZEMIC SOILS · 1986

    Opposite direction

  8. no effect
    Calcium, magnesium, zinc, iron, and selenium concentrations generally did not change with increasing phosphorus fertilizer.

    Effect of phosphate fertilisers on the elemental composition of seed of wheat, lupin, and triticale · 1993

    Opposite direction

217 papers more in this group

See all 226 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.