Claim · model-written summary
Rice competition reduced purple nutsedge leaf biomass.
- Taxon
- Rice
Oryza sativat0 - Treatment
- competition from ricee0
- Interactor
- purple nutsedgee0weed
- Outcome
- leaf biomasse0
- Direction
- reducede0
- Comparator
- weedy plants grown alonee0
Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
e0“Compared with the weedy plants grown alone, competition from rice reduced purple nutsedge leaf number, shoot number, tuber production rate, and leaf biomass.”
t0“Rice”
Title
Growth of Purple Nutsedge (Cyperus rotundus) in Response to Interference with Direct-Seeded Rice
Bhagirath S. Chauhan; Jhoana Opeña Weed Technology 2012. doi:10.1614/wt-d-12-00007.1
Other claims from this paper (9)
- Intervention effect Rice competition reduced purple nutsedge leaf number, shoot number and tuber production rate.
- Intervention effect Interference by 12 rice plants reduced nutsedge leaf area by 79%.
- Intervention effect Interference by 24 rice plants reduced nutsedge leaf area by 86%.
- Intervention effect With 12 rice plants, purple nutsedge shoot biomass was 4.8 g per plant versus 26.8 without interference.
- Intervention effect With 24 rice plants, purple nutsedge shoot biomass was 2.2 g per plant versus 26.8 without interference.
- Intervention effect With 12 rice plants, nutsedge tuber production fell to 33 per plant versus 95 alone.
- Intervention effect With 24 rice plants, nutsedge tuber production fell to 17 per plant versus 95 alone.
- Intervention effect With 12 rice plants, nutsedge belowground biomass was 14 g per plant versus 40 alone.
- Intervention effect With 24 rice plants, nutsedge belowground biomass was 5 g per plant versus 40 alone.