Intervention effectmodel-written summary

Spraying NPK and NPKMg gave the highest soybean yield.

A claim from EFFECTS OF NUTRIENT FOLIAR SPRAY ON SOYBEAN GROWTH AND YIELD (GLYCINE MAX (L.) MERRILL) IN SOUTH WEST NIGERIA · 2007

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Spraying NPK and NPKMg gave the highest soybean yield.

Taxon
soybeanGlycine maxt0
Treatment
spraying NPK and NPKMge4
Outcome
yielde4
Direction
higheste4

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

t0

“SOYBEAN GROWTH AND YIELD (GLYCINE MAX (L.) MERRILL)”

✓ located verbatim in the source · title, characters 36–87
e4

“The highest yield of soybean was obtained by spraying NPK and NPKMg, but the optimum yield of soybean was obtained by spraying NPK at the pod filling stage of growth”

✓ located verbatim in the source · abstract, characters 1020–1185

Title

EFFECTS OF NUTRIENT FOLIAR SPRAY ON SOYBEAN GROWTH AND YIELD (GLYCINE MAX (L.) MERRILL) IN SOUTH WEST NIGERIA

F. O. ODELEYE; O. M. O. ODELEYE; M. O. ANIMASHAUN DOAJ (DOAJ: Directory of Open Access Journals) 2007. doi:10.15835/nbha352205

Other claims from this paper (3)

Record rev-e48869019c103e3eb139199180aec33424341bbf747a6d8654982edf515aa5d5 · schema claims-v0.9 · position 3 in the model’s answer

application · yield · Glycine max (soybean)Positive and negative results

404 papers: 332 positive, 72 negative or no effect

331 papers in the same direction as this claim · 66 in the opposite direction · 6 reporting no difference from an alternative

  1. positive
    Foliar fertilization reduced the negative effect of limited summer rainfall on soybean grain yield.

    Effect of foliar fertilization on soybean grain yield · 2015

    Same directionCites this paper

  2. positive
    The 1% foliar 19:19:19 and 13:00:45 schedule produced significantly higher soybean seed yield of 1072 kg. ha.

    Effect of foliar nutrition on yield and economics of soybean [Glycine max (L.) Merill] under rain fed condition · 2017

    Same directionCites this paper

  3. negative
    Vapor and/or spray drift that caused soybean terminal bud kill reduced soybean yields.

    Dicamba Volatility · 1979

    Opposite direction

  4. no effect
    Foliar fungicides did not affect soybean seed yield.

    Effect of Fungicide on Soybean Growth and Yield · 2009

    Opposite direction

  5. no effect
    Foliar 2,4-D had little effect on soybean yield at prebloom.

    Response of Soybeans to 2,4-D, Dicamba, and Picloram · 1969

    Opposite direction

  6. no effect
    Foliar fertilization did not significantly affect seed yield.

    Effect of Foliar Fertilization on Photosynthesis, Leaf Nutrition, and Yield of Soybeans1 · 1978

    Opposite direction

  7. negative
    K-polyphosphate mix foliar spraying reduced soybean yield by 10.9% on average over two sites.

    Foliage Injury, Nutrient Intake, and Yield of Soybeans as Influenced by Foliar Fertilization1 · 1980

    Opposite direction

  8. no effect
    Mineral N applied at the R5.3 stage, foliar or as topdressing, did not increase soybean grain yield in four field experiments.

    Mineral nitrogen impairs the biological nitrogen fixation in soybean of determinate and indeterminate growth types · 2017

    Opposite direction

395 papers more in this group

See all 404 papers →

fertilization · yield · Glycine max (soybean)Positive and negative results

1,192 papers: 1,021 positive, 171 negative or no effect

1,020 papers in the same direction as this claim · 155 in the opposite direction · 16 reporting no difference from an alternative

  1. positive
    Foliar fertilization reduced the negative effect of limited summer rainfall on soybean grain yield.

    Effect of foliar fertilization on soybean grain yield · 2015

    Same directionCites this paper

  2. no effect
    Applying 200 kg nitrogen fertilizer per hectare gave no further yield gain.

    Nitrogen nutrition of soybean in Brazil: Contributions of biological N2 fixation and N fertilizer to grain yield · 2006

    Opposite direction

  3. no effect
    Foliar fertilization did not significantly affect seed yield.

    Effect of Foliar Fertilization on Photosynthesis, Leaf Nutrition, and Yield of Soybeans1 · 1978

    Opposite direction

  4. negative
    Green manure sometimes reduced soybean yield in plots with weeds.

    Weed Control in Soybean (Glycine max) with Green Manure Crops · 1998

    Opposite direction

  5. no effect
    Fertilizer N treatments did not change soybean seed yield at any of the 12 sites

    In‐Season Fertilizer Nitrogen Applications for Soybean in Minnesota · 2001 · compared with unfertilized control plots

    Opposite direction

  6. no effect
    Inoculated cultivars did not increase N yield under increasing fertilizer N rates.

    Dinitrogen Fixation Measured by 15N Isotope Dilution in Two Canadian Soybean Cultivars1 · 1982

    Opposite direction

  7. no effect
    Soybean yield was similar across production systems and fertilization strategies.

    Normalized Difference Vegetation Index (NDVI) for soybean biomass and nutrient uptake estimation in response to production systems and fertilization strategies · 2023

    Opposite direction

  8. negative
    Rows midway between bands had lower K uptake and productivity than rows over bands.

    Potassium Placement Effects on Yield and Seed Composition of No‐Till Soybean Seeded in Alternate Row Widths · 2003 · compared with soybean rows seeded above the K bands

    Opposite direction

1,183 papers more in this group

See all 1,192 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.