Claim · model-written summary
Weed species diversity between 5-10 cm and 10-15 cm depths was lower, with the highest Sorensen similarity (81%).
Not reportedMaterialGeneCompoundOrgan / stageInteractorInteractor roleSecond interactorSecond interactor roleTreatmentComparatorSettingDirectionQualifier
Verbatim
e0“the diversity of occurring weed species between 5-10 cm and 10-15 cm depths was lower as Sorensons Index of Similarity was the highest (81%)”
Title
Weed seed distribution in different depths of soil in a crop field
Nur Jannat; Mahfuza Begum; Abdus Salam; et al. Fundamental and applied agriculture 2019. doi:10.5455/faa.19969
Other claims from this paper (15)
- Association Weed density decreased as soil depth increased.
- Observation A total of 33 weed species belonging to 17 families were found in the soil seed bank.
- Observation Thirty weed species (19 annual and 11 perennial, 15 families) were recorded at 0-5 cm soil depth.
- Observation Twenty-three weed species (15 annual and 8 perennial, 10 families) were recorded at 5-10 cm soil depth.
- Observation Nineteen weed species (13 annual and 6 perennial, 11 families) were recorded at 10-15 cm soil depth.
- Observation Of the 33 weed species, 23 were broadleaved.
- Observation Of the 33 weed species, 6 were grasses.
- Observation Of the 33 weed species, 5 were sedges.
- Observation Fimbristylis miliacea, Lindernia antipoda and Lindernia hyssopifolia were among the seven dominant weed species found at different soil depths.
- Observation Cyperus difformis, Eleusine indica and Hedyotis corimbosa were among the seven dominant weed species found at different soil depths.
- Observation Eclipta alba was among the seven dominant weed species found at different soil depths.
- Observation Annual weeds were dominant over perennial weeds at each of the three soil depths.
- Observation About 65% of weed seedlings emerged within two months of the start of the germination trial.
- Observation The remaining 35% of weed seedlings emerged within the last 4 months of the germination trial.
- Observation Weed species diversity between 0-5 cm and 10-15 cm depths was higher, with the lowest Sorensen similarity (69%).