Intervention effectmodel-written summary

Only the highest TSP and zeolite treatment significantly increased leaf urea-N uptake.

A claim from Enhancing the Urea-N Use Efficiency in Maize (Zea mays) Cultivation on Acid Soils Amended with Zeolite and TSP · 2008

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Only the highest TSP and zeolite treatment significantly increased leaf urea-N uptake.

Taxon
maize (Zea mays)Zea mayst0
Treatment
the treatment with the highest amount of TSP and zeolitee0
Outcome
urea-N uptake in the leafe0
Direction
increasede0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“only the treatment with the highest amount of TSP and zeolite significantly increased urea-N uptake in the leaf of the test crop.”

✓ located verbatim in the source · abstract, characters 946–1075
t0

“Maize (Zea mays)”

✓ located verbatim in the source · title, characters 39–55

Title

Enhancing the Urea-N Use Efficiency in Maize (Zea mays) Cultivation on Acid Soils Amended with Zeolite and TSP

Osumanu H. Ahmed; Aminuddin Hussin; Husni M. H. Ahmad; et al. The Scientific World JOURNAL 2008. doi:10.1100/tsw.2008.68

Other claims from this paper (6)

Record rev-ee8751f30d8a4eaa32b2ae0a188b8858a700040307ac985b06666af12cd9099e · schema claims-v0.9 · position 4 in the model’s answer

other · nutrient: content · Zea mays (maize)Positive and negative results

119 papers: 107 positive, 12 negative or no effect

106 papers in the same direction as this claim · 9 in the opposite direction · 3 reporting no difference from an alternative

  1. positive
    Inorganic fertilizer mixed with zeolite increased N, P, and K uptake.

    Use of zeolite in maize (Zea mays) cultivation on nitrogen, potassium and phosphorus uptake and use efficiency. · 2010

    Same directionCites this paper

  2. positive
    Zeolite treatments improved maize N uptake and use efficiency.

    Use of formulated nitrogen, phosphorus, and potassium compound fertilizer using clinoptilolite zeolite in maize (Zea mays L.) cultivation · 2013

    Same directionCites this paper

  3. positive
    Amending inorganic fertilizers with compost and clinoptilolite zeolite increased soil total N and exchangeable Ca, Mg, and K in the maize pot study.

    Short Term Enhancement of Nutrients Availability inZea maysL. Cultivation on an Acid Soil Using Compost and Clinoptilolite Zeolite · 2016

    Same directionCites this paper

  4. positive
    The amendment significantly increased soil exchangeable ammonium, K, Ca and Mg relative to unamended urea.

    Enhancing nutrient use efficiency of maize (Zea mays L.) from mixing urea with zeolite and peat soil water · 2011 · compared with urea without additives

    Same directionCites this paper

  5. positive
    Only the highest TSP and zeolite treatment significantly increased leaf urea-N uptake in Swan.

    Enhancing the Urea-N Use Efficiency in Maize (Zea mays) Cultivation on Acid Soils using Urea Amended with Zeolite and TSP · 2009

    Same directionCites this paper

  6. positive
    Only complete fertilizer with or without HA and humin significantly retained soil available nitrate.

    Effect of N, P and K humates on dry matter of Zea mays and soil pH, exchangeable ammonium and available nitrate · 2012

    Same directionCites this paper

  7. positive
    Only the highest TSP and zeolite treatment increased leaf urea-N uptake.

    Enhancing the Urea-N Use Efficiency in Maize (Zea mays) Cultivation on Acid Soils using Urea Amended with Zeolite and TSP · 2009

    Same directionCites this paper

  8. negative
    Other amendments increased soil Fe and Pb.

    Comparative effect of activated carbon, pressmud and poultry manure on immobilization and concentration of metals in maize (Zea mays) grown on contaminated soil · 2013

    Opposite direction

110 papers more in this group

See all 119 papers →

phosphorus · nutrient: content · Zea mays (maize)Positive and negative results

244 papers: 190 positive, 54 negative or no effect

189 papers in the same direction as this claim · 50 in the opposite direction · 4 reporting no difference from an alternative

  1. positive
    Only the highest TSP and zeolite treatment significantly increased leaf urea-N uptake in Swan.

    Enhancing the Urea-N Use Efficiency in Maize (Zea mays) Cultivation on Acid Soils using Urea Amended with Zeolite and TSP · 2009

    Same directionCites this paper

  2. positive
    Only the highest TSP and zeolite treatment increased leaf urea-N uptake.

    Enhancing the Urea-N Use Efficiency in Maize (Zea mays) Cultivation on Acid Soils using Urea Amended with Zeolite and TSP · 2009

    Same directionCites this paper

  3. no effect
    Phosphorus application did not increase silicon and phosphorus contents in maize shoots and roots.

    Effect of Silicon on Low pH Soil Phosphorus Sorption and on Uptake and Growth of Maize · 2004

    Opposite direction

  4. negative
    Phosphorus deprivation decreased chlorophyll and phosphorus fractions throughout the maize shoot.

    Phosphate Deficiency in Maize. V. Mobilization of Nitrogen and Phosphorus within Shoots of Young Plants and its Relationship to Senescence · 1995

    Opposite direction

  5. no effect
    The HP treatment did not affect the absorption of Zn by maize.

    THE ROLE OF VA MYCORRHIZAE IN THE ABSORPTION OF P AND Zn BY MAIZE IN FIELD AND GROWTH CHAMBER EXPERIMENTS · 1989

    Opposite direction

  6. negative
    P uptake Vmax rose under P deficiency, especially in maize.

    Mobilization of phosphorus contributes to positive rotational effects of leguminous cover crops on maize grown on soils from northern Nigeria · 2002

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

  7. negative
    Phosphate reduced Fe uptake more in ys 1 than in Pa 54.

    Iron Uptake Dependent upon Genotype of Corn · 1969

    Opposite direction

  8. negative
    Only 32 μM phosphorus significantly lowered maize shoot zinc relative to other treatments.

    PHOSPHORUS AND ZINC INTERACTIONS AND THEIR RELATIONSHIPS WITH OTHER NUTRIENTS IN MAIZE GROWN IN CHELATOR-BUFFERED NUTRIENT SOLUTION · 2011 · compared with other treatments

    Opposite direction

235 papers more in this group

See all 244 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.