Intervention effectmodel-written summary

Leaf area fell about 47% under low light plus UV-B.

A claim from The Response of Bean Plants to UV-B Radiation Under Different Irradiances of Background Visible Light · 1990

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Leaf area fell about 47% under low light plus UV-B.

Taxon
Bean Plantst0
Treatment
LL + UV-Be0
Outcome
leaf areae0
Direction
decreasee0
Value
c. 47%e0
Comparator
controlse0

Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingQualifier

Verbatim

e0

“there was a substantial decrease in leaf area, particularly under LL + UV-B (c. 47% relative to controls)”

✓ located verbatim in the source · abstract, characters 1756–1861
t0

“Bean Plants”

✓ located verbatim in the source · title, characters 16–27

Title

The Response of Bean Plants to UV-B Radiation Under Different Irradiances of Background Visible Light

YAN-PING CEN; JANET F. BORNMAN Journal of Experimental Botany 1990. doi:10.1093/jxb/41.11.1489

Other claims from this paper (9)

Record rev-d98658a9075166f01220b05e1a583fdb98459202f21f6cbf73d453368528441f · schema claims-v0.9 · position 9 in the model’s answer

uv · growth · Phaseolus vulgaris (common bean)Positive and negative results

9 papers: 2 positive, 7 negative or no effect

6 papers in the same direction as this claim · 2 in the opposite direction

  1. negative
    A 15% UV-B increase reduced bean total dry weight by 24.5 to 34.3% similarly at all light levels.

    The importance of the ratio UV‐B/photosynthetic active radiation (PAR) during leaf development as determining factor of plant sensitivity to increased UV‐B irradiance: effects on growth, gas exchange and pigmentation of bean plants (Phaseolus vulgaris cv. Label) · 1994

    Same directionCites this paper

  2. negative
    A UV-B-induced reduction in leaf area during vegetative growth resulted in decreased dry weight after 57 days.

    UV‐B increases the harvest index of bean (Phaseolus vulgaris L.) · 1995

    Same directionCites this paper

  3. positive
    UV-C seed treatment enhanced rooting of infected green bean seedlings compared with control.

    Enhancement of resistance against Rhizoctonia solani by glycine betaine and UV-C radiation in green bean (Phaseolus vulgaris L.) · 2019 · compared with control

    Opposite direction

  4. positive
    UV-treated green bean seeds produced plants with greater shoot and root fresh and dry weights under saline stress.

    INFLUENCE OF SEED TREATMENT WITH UV-C ON SALINE STRESS TOLERANCE IN GREEN BEANS (Phaseolus vulgaris L.) · 2014 · compared with control

    Opposite direction

  5. negative
    UV-C exposure reduced bean seedling height.

    Morphological and physiological effects of UV-C radiation on bean plant (Phaseolus vulgaris). · 2013

    Same direction

  6. negative
    UV-B exposure reduced bean plant height, leaf number, and leaf area.

    How does UV-B radiation affect the initial growth of common bean (Phaseolus vulgaris L.)? Physiological and structural aspects · 2019

    Same direction

  7. negative
    Enhanced UV-B irradiation inhibited kidney bean height and dry weight relative to no UV-B.

    Effect of UV-B on fatty Acid Composition, Lipid Peroxidation and Polyamine in Kidney Bean(Phaseolus vulgaris L.) · 2006 · compared with No UV-B

    Same direction

  8. no effect
    The UV light protocol did not affect seed germination after accelerated darkening, unlike the greenhouse and cabinet protocols.

    Seedcoat darkening in pinto bean (Phaseolus vulgaris L.) · 2005 · compared with the greenhouse and the cabinet protocols

    Same direction

See all 9 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.