Claim · model-written summary
Stem extract above 50 g L-1 inhibited rice germination and seedling growth by over 50% versus control.
- Taxon
- rice
Oryza sativat0 - Treatment
- stemse0
- Outcome
- rice germination and seedling growthe0
- Direction
- inhibitorye0
- Value
- more than 50%e0
- Comparator
- controle0
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleSettingQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“Aqueous extracts of leaves and stems had an inhibitory effect on rice germination and seedling growth more than 50% that of control at concentrations higher than 50 g L-1”
t0“rice”
Title
Ramida Krumsri; Hisashi Kato Noguchi; Thanatsan Poonpaiboonpipat Australian Journal of Crop Science 2020. doi:10.21475/ajcs.20.14.09.p2494
Other claims from this paper (10)
- Intervention effect Leaf extract above 50 g L-1 inhibited rice germination and seedling growth by over 50% versus control.
- Intervention effect Root extracts had no effect on rice seeds at any tested concentration.
- Intervention effect Leaf extract at 100 g L-1 completely inhibited rice germination.
- Intervention effect Stem extract at 100 g L-1 completely inhibited rice germination.
- Association Inhibition increased with extract concentration.
- Observation Leaf extracts had higher total phenolics than other plant-part extracts, at 7.36 mg GE g-1 DW.
- Observation Leaf extracts had higher total flavonoids than other plant-part extracts, at 254.19 µg QE g-1 DW.
- Intervention effect Whole dried weed residue suppressed rice emergence, height and dry weight versus extracted residue.
- Observation Residue inhibition of rice seedlings was greatest one to three days after application.
- Observation Residue inhibition disappeared by day 30.