Intervention effectmodel-written summary

Mixed fertilizers containing sulphur, boron and amino acids gave the most significant increase in thousand seed weight and seed yield

A claim from WINTER OILSEED RAPE YIELD DEPENDING ON FOLIAR FERTILIZATION · 2020

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Mixed fertilizers containing sulphur, boron and amino acids gave the most significant increase in thousand seed weight and seed yield

Taxon
winter oilseed rapeBrassica napuse0
Treatment
mixed fertilizers containing sulphur, boron and amino acidse7
Outcome
thousand seed weight and seed yielde7
Direction
increasee7

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValueQualifier

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

Brassica napus
Brassica napus · TaxonDidier Descouens · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“on the seed yield of three winter oilseed rape morphotypes”

✓ located verbatim in the source · abstract, characters 333–391
e7

“The most significant increase in the thousand seed weight and seed yield was obtained after applying mixed fertilizers containing sulphur, boron and amino acids”

✓ located verbatim in the source · abstract, characters 2094–2254

Title

WINTER OILSEED RAPE YIELD DEPENDING ON FOLIAR FERTILIZATION

Anna Sikorska; Marek Gugała; Krystyna Zarzecka Acta Scientiarum Polonorum Agricultura 2020. doi:10.37660/aspagr.2020.19.1.2

Other claims from this paper (10)

Record rev-2c4c451e720eed6c927339c757babb98535c365e26f4d97fddb9b57c4ac00a2a · schema claims-v0.9 · position 9 in the model’s answer

boron atom · yield · Brassica napus (oilseed rape)Results differ

55 papers: 46 positive, 9 negative or no effect

45 papers in the same direction as this claim · 9 in the opposite direction

  1. positive
    Foliar boron at early flowering increased yields by up to 10%.

    Growth, yield, and yield components of canola as affected by nitrogen, sulfur, and boron application · 2015

    Same directionCited by this paper

  2. negative
    Dry matter yields of oilseed rape grown at 0.025 and 5.0 μg B/mL were lower than at 0.5 μg B/mL.

    Interaction of silicon and boron in oilseed rape plants · 1994 · compared with containing 0.5 μg B/mL

    Opposite direction

  3. no effect
    Boron fertilization had minimal effect on seed yield.

    Uptake and nutrient balance of nitrogen, sulfur, and boron for optimal canola production in eastern Canada · 2019

    Opposite direction

  4. no effect
    Boron application produced no significant increase in canola seed yield in any of the 22 experiments.

    Canola response to boron in Canadian prairie soils · 2003

    Opposite direction

  5. negative
    Boron application decreased average canola seed yield by 31%.

    STUDIES ON DIFFERENTIAL RESPONSE OF SPRING CANOLA CULTIVARS TO BORON TOXICITY · 2010 · compared with B moderate deficiency

    Opposite direction

  6. no effect
    Foliar boron alone or with Mo or Mn had no effect on canola grain yield.

    FOLIAR SPRAY EXPERIMENTS IDENTIFY NO BORON DEFICIENCY BUT MOLYBDENUM AND MANGANESE DEFICIENCY FOR CANOLA GRAIN PRODUCTION ON ACIDIFIED SANDY GRAVEL SOILS IN SOUTHWESTERN AUSTRALIA · 2011

    Opposite direction

  7. negative
    Two foliar boron sprays applied at five different growth stages slightly decreased root yield of rutabaga.

    EFFECTS OF FOLIAR SPRAYS OF BORON APPLIED AT DIFFERENT STAGES OF GROWTH ON INCIDENCE OF BROWN-HEART IN RUTABAGAS · 1987

    Opposite direction

  8. negative
    Excess boron fertilizer decreased rape seed yield in boron deficient soil.

    Application Effect of Granubor and Solubor in Rape · 2012

    Opposite direction

46 papers more in this group

See all 55 papers →

sulfur atom · yield · Brassica napus (oilseed rape)Results differ

59 papers: 49 positive, 10 negative or no effect

48 papers in the same direction as this claim · 10 in the opposite direction

  1. no effect
    Sulphur did not increase seed yield with zero or low nitrogen rates.

    Sulphur uptake, yield responses and the interactions between nitrogen and sulphur in winter oilseed rape (Brassica napus) · 1996

    Opposite direction

  2. no effect
    S applied to the seedbed as calcium sulphate did not increase yield.

    Seedbed fertilizer requirements of winter oilseed rape · 1978

    Opposite direction

  3. negative
    Applying 65 kg/ha sulphur decreased oilseed rape yield by 11.4% compared with 40 kg/ha sulphur.

    Sulphur Nutrition and its Effect on Yield and Oil Content of Oilseed Rape (Brassica Napus L.) · 2017 · compared with sulphur dose of 40 kg.ha-1

    Opposite direction

  4. no effect
    Seed yield was generally unaffected by sulfur application time.

    Sulfur Nutrition of Rapeseed II. Effect of Time of Sulfur Application · 1984

    Opposite direction

  5. no effect
    Elemental S fertilizers did not significantly increase seed yield in their first application year.

    Optimizing yield and quality of canola seed with balanced fertilization in the Parkland Zone of western Canada · 2002

    Opposite direction

  6. no effect
    Sulphur level had no observed effect on yield parameters.

    Effect of sulphur levels on transgenic double‐low Brassica napus plants expressing a seed‐specific gene encoding a methionine‐rich 2S albumin · 1996

    Opposite direction

  7. no effect
    Sulfur application had no obvious yield increase.

    [Effects of sulfur on chemical properties of calcareous soil]. · 2007

    Opposite direction

  8. no effect
    The nitrogen by sulphur interaction did not significantly affect seeds per rapeseed silique in any year.

    Sulphur as a factor that affects nitrogen effectiveness in spring rapeseed agrotechnics. Part I. Chosen yield components · 2016

    Opposite direction

50 papers more in this group

See all 59 papers →

fertilization · yield · Brassica napus (oilseed rape)Positive and negative results

378 papers: 337 positive, 41 negative or no effect

336 papers in the same direction as this claim · 37 in the opposite direction · 4 reporting no difference from an alternative

  1. positive
    Autumn foliar fertilization increased plant density before harvest.

    The response of winter oilseed rape to diverse foliar fertilization · 2019

    Same directionCited by this paper

  2. positive
    Variants D and E significantly increased pods per plant, seed yield, and fat yield versus control.

    The Reaction of Winter Oilseed Rape to Different Foliar Fertilization with Macro- and Micronutrients · 2021 · compared with the control

    Same directionCites this paper

  3. positive
    Fertilization in the dry-spring year raised shoot dry weight, pods per plant and seeds per pod of oilseed rape.

    Technology of winter oilseed rape with foliar fertilization. · 2019 · compared with control

    Same directionCited by this paper

  4. negative
    The authors concluded that N fertiliser could not compensate for the yield reduction in canola and wheat due to late sowing.

    Effects of sowing time and nitrogen fertiliser on canola and wheat, and nitrogen fertiliser on Indian mustard. I. Dry matter production, grain yield, and yield components · 2001

    Opposite direction

  5. no effect
    Incorporation timing of feedlot cattle manure had no impact on soil or crop performance.

    Effect of rate, frequency and incorporation of feedlot cattle manure on soil nitrogen availability, crop performance and nitrogen use efficiency in east-central Saskatchewan · 2004

    Opposite direction

  6. no effect
    Fertilizer timing had little effect on crop yield.

    Combining agronomic practices and herbicides improves weed management in wheat–canola rotations within zero-tillage production systems · 2005

    Opposite direction

  7. no effect
    Nutrient applications were unnecessary to raise canola yield in fertile fields.

    Effects of Manure and Fertilizer Applications on Canola Oil Content and Fatty Acid Composition · 2010

    Opposite direction

  8. no effect
    The HI-S:total S ratio was not affected by nitrogen fertilizer application at normal field rates in a growth chamber study.

    USE OF PLANT ANALYSIS TO PREDICT SULFUR DEFICIENCY IN RAPESEED (Brassica napus and B. campestris) · 1983

    Opposite direction

369 papers more in this group

See all 378 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.