Intervention effectmodel-written summary

Roullier extracts increased canola growth characteristics after three sprays over three weeks.

A claim from Plant growth regulator extracts from seaweeds promote plant growth and confer drought tolerance in canola ( Brassica napus ) · 2023

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Roullier extracts increased canola growth characteristics after three sprays over three weeks.

Treatment
Roullier extracts (RE)e0
Outcome
plant growth characteristicse0
Direction
increasee0
Qualifier
sprayed 3 times over a 3-week periode0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleComparatorSettingValue

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

Brassica napus var. napus
Brassica napus var. napus · Taxoncontri from Yonezawa-Shi, Yamagata, Japan · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“the Roullier extracts (RE) help increase plant growth characteristics and drought tolerance in canola when sprayed 3 times over a 3-week period”

✓ located verbatim in the source · abstract, characters 1029–1172

Title

Plant growth regulator extracts from seaweeds promote plant growth and confer drought tolerance in canola ( Brassica napus )

Justin B. Nichol; Alynne Kris B. Ribano; Neil M.N. Hickerson; et al. Plant Signaling & Behavior 2023. doi:10.1080/15592324.2023.2267222

Other claims from this paper (4)

Record rev-b2d7694efd848d7e598bbe8c7c016dbc5893007dcde798774d20da89fe5db5fc · schema claims-v0.9 · position 1 in the model’s answer

botanical · growth · Brassica napus (oilseed rape)Positive and negative results

65 papers: 22 positive, 43 negative or no effect

21 papers in the same direction as this claim · 43 in the opposite direction

  1. negative
    Siam weed extract at full strength reduced rape germination by 21% of control.

    Allelopathic Effect of Lantana (Lantana camara) and Siam Weed (Chromolaena odorata) on Selected Crops · 1993 · compared with control

    Opposite direction

  2. negative
    Both extracts inhibited or delayed seed germination (inferred by the authors).

    Physiological and biochemical mechanisms of allelopathy mediated by the allelochemical extracts of Phytolacca latbenia (Moq.) H. Walter · 2013

    Opposite direction

  3. negative
    Fescue ethanol extracts reduced root and top growth of rape seedlings.

    Toxicity of Tall Fescue to Rape and Birdsfoot Trefoil Seeds and Seedlings1 · 1968

    Opposite direction

  4. negative
    The extract strongly inhibited rape germination and seedling growth.

    Allelopathic effects of Hemistepta lyrata on the germination and growth of wheat, sorghum, cucumber, rape, and radish seeds · 2009

    Opposite direction

  5. negative
    Sediment extracts significantly affected final germination, rate of germination and mean period of final germination of Brassica napus seedlings compared with controls.

    Phytotoxicity of River Chenab sediments: In vitro morphological and biochemical response of Brassica napus L. · 2015 · compared with controls

    Opposite direction

  6. negative
    Chemical inhibition of radicle elongation by the extract occurred in canola.

    The Allelopathic Potential of Hairy Vetch (Vicia villosa Roth.) Mulch · 2015

    Opposite direction

  7. negative
    Culture filtrate and mycelium acetone extract of Aspergillus japonicus inhibited seedling growth of rape.

    Allelopathy of Aspergillus japonicus on Crops · 2001

    Opposite direction

  8. negative
    At the highest saffron leaf-extract concentration, canola germination was 10%.

    Effects of Saffron Corm and Leaf Extracts on Early Growth of Some Plants to Investigate the Possibility of Using Them as Associated Crop · 2014

    Opposite direction

56 papers more in this group

See all 65 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.