By organism › Green plants › Paulowniaceae › Paulownia tomentosa

Observationobservedoriginal resultmeasured

Claim · model-written summary

Paulownia tomentosa selectively accumulated macronutrients, particularly nitrogen and phosphorus.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Outcome: selective accumulation of macronutrientse1
Qualifier: particularly nitrogen and phosphoruse1

Verbatim

e0
“This study evaluates the potential of Paulownia tomentosa (oxytree) in remediating soils contaminated by landfills”
✓ located verbatim in the source · abstract, characters 330–444

e1
“revealed the selective accumulation of macronutrients (particularly nitrogen and phosphorus)”
✓ located verbatim in the source · abstract, characters 637–729

Title

The use of oxytrees in the purification of the soil and water environment in the area of municipal waste landfills

Dąbrowska, Dominika; Rykała, Wojciech; Nadgórska-Socha, Aleksandra; et al. AGH University of Science and Technology Journals (AGH University of Science and Technology) 2026. doi:10.7494/geol.2026.52.1.21

Other claims from this paper (7)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Paulownia tomentosa selectively accumulated potentially toxic elements such as lead, zinc and copper.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Outcome: selected potentially toxic elementse2
Qualifier: such as lead, zinc and coppere2

Verbatim

e0
“This study evaluates the potential of Paulownia tomentosa (oxytree) in remediating soils contaminated by landfills”
✓ located verbatim in the source · abstract, characters 330–444

e2
“and selected potentially toxic elements (such as lead, zinc and copper)”
✓ located verbatim in the source · abstract, characters 730–801

Title

The use of oxytrees in the purification of the soil and water environment in the area of municipal waste landfills

Dąbrowska, Dominika; Rykała, Wojciech; Nadgórska-Socha, Aleksandra; et al. AGH University of Science and Technology Journals (AGH University of Science and Technology) 2026. doi:10.7494/geol.2026.52.1.21

Other claims from this paper (7)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Contaminants were primarily retained in the roots of Paulownia tomentosa.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Organ / stage: rootse3
Outcome: contaminantse3
Qualifier: primarily retainede3

Verbatim

e0
“This study evaluates the potential of Paulownia tomentosa (oxytree) in remediating soils contaminated by landfills”
✓ located verbatim in the source · abstract, characters 330–444

e3
“with the contaminants primarily retained in the roots”
✓ located verbatim in the source · abstract, characters 803–856

Title

The use of oxytrees in the purification of the soil and water environment in the area of municipal waste landfills

Dąbrowska, Dominika; Rykała, Wojciech; Nadgórska-Socha, Aleksandra; et al. AGH University of Science and Technology Journals (AGH University of Science and Technology) 2026. doi:10.7494/geol.2026.52.1.21

Other claims from this paper (7)

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Proline levels increased in Paulownia tomentosa under elevated landfill leachate exposure.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Treatment: elevated leachate exposuree4
Outcome: proline levelse4
Direction: increasede4

Not reportedComparator

Verbatim

e0
“This study evaluates the potential of Paulownia tomentosa (oxytree) in remediating soils contaminated by landfills”
✓ located verbatim in the source · abstract, characters 330–444

e4
“Stress biomarkers indicated significant physiological responses, including increased proline levels and decreased phenol and flavonoid content, reflecting plant stress under elevated leachate exposure”
✓ located verbatim in the source · abstract, characters 858–1058

Title

The use of oxytrees in the purification of the soil and water environment in the area of municipal waste landfills

Dąbrowska, Dominika; Rykała, Wojciech; Nadgórska-Socha, Aleksandra; et al. AGH University of Science and Technology Journals (AGH University of Science and Technology) 2026. doi:10.7494/geol.2026.52.1.21

Other claims from this paper (7)

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Phenol and flavonoid content decreased in Paulownia tomentosa under elevated landfill leachate exposure.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Treatment: elevated leachate exposuree4
Outcome: phenol and flavonoid contente4
Direction: decreasede4

Not reportedComparator

Verbatim

e0
“This study evaluates the potential of Paulownia tomentosa (oxytree) in remediating soils contaminated by landfills”
✓ located verbatim in the source · abstract, characters 330–444

e4
“Stress biomarkers indicated significant physiological responses, including increased proline levels and decreased phenol and flavonoid content, reflecting plant stress under elevated leachate exposure”
✓ located verbatim in the source · abstract, characters 858–1058

Title

The use of oxytrees in the purification of the soil and water environment in the area of municipal waste landfills

Dąbrowska, Dominika; Rykała, Wojciech; Nadgórska-Socha, Aleksandra; et al. AGH University of Science and Technology Journals (AGH University of Science and Technology) 2026. doi:10.7494/geol.2026.52.1.21

Other claims from this paper (7)

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Paulownia tomentosa reduced 4- and 5-ring PAH concentrations, particularly at moderate leachate levels.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Treatment: moderate leachate levelse5
Outcome: 4- and 5-ring PAH concentrationse5
Direction: reducee5

Not reportedComparator

Verbatim

e0
“This study evaluates the potential of Paulownia tomentosa (oxytree) in remediating soils contaminated by landfills”
✓ located verbatim in the source · abstract, characters 330–444

e5
“demonstrated the ability to reduce 4- and 5-ring PAH concentrations, particularly at moderate leachate levels”
✓ located verbatim in the source · abstract, characters 1082–1191

Title

The use of oxytrees in the purification of the soil and water environment in the area of municipal waste landfills

Dąbrowska, Dominika; Rykała, Wojciech; Nadgórska-Socha, Aleksandra; et al. AGH University of Science and Technology Journals (AGH University of Science and Technology) 2026. doi:10.7494/geol.2026.52.1.21

Other claims from this paper (7)

Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Overall remediation effectiveness of Paulownia tomentosa was limited compared with phytoremediation grasses.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Outcome: overall remediation effectivenesse6
Direction: limitede6
Comparator: phytoremediation grassese6

Verbatim

e0
“This study evaluates the potential of Paulownia tomentosa (oxytree) in remediating soils contaminated by landfills”
✓ located verbatim in the source · abstract, characters 330–444

e6
“its overall remediation effectiveness was limited in comparison to phytoremediation grasses, which exhibit stronger contaminant removal potential”
✓ located verbatim in the source · abstract, characters 1202–1347

Title

The use of oxytrees in the purification of the soil and water environment in the area of municipal waste landfills

Dąbrowska, Dominika; Rykała, Wojciech; Nadgórska-Socha, Aleksandra; et al. AGH University of Science and Technology Journals (AGH University of Science and Technology) 2026. doi:10.7494/geol.2026.52.1.21

Other claims from this paper (7)

Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend optimizing leachate concentrations for Paulownia remediation of landfill soils.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Outcome: optimize leachate concentrationse7

Verbatim

e0
“This study evaluates the potential of Paulownia tomentosa (oxytree) in remediating soils contaminated by landfills”
✓ located verbatim in the source · abstract, characters 330–444

e7
“emphasizing the need to optimize leachate concentrations”
✓ located verbatim in the source · abstract, characters 1435–1491

Title

The use of oxytrees in the purification of the soil and water environment in the area of municipal waste landfills

Dąbrowska, Dominika; Rykała, Wojciech; Nadgórska-Socha, Aleksandra; et al. AGH University of Science and Technology Journals (AGH University of Science and Technology) 2026. doi:10.7494/geol.2026.52.1.21

Other claims from this paper (7)

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Irrigation frequency had a dominant and statistically significant influence on morphological parameters of Paulownia tomentosa saplings.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Treatment: irrigation frequencye2
Outcome: morphological parameterse2
Setting: Bazian district, Kurdistan Region of Iraqe0

Not reportedDirection

Verbatim

e0
“36 Paulownia tomentosa saplings under semi-arid conditions in Bazian district, Kurdistan Region of Iraq”
✓ located verbatim in the source · abstract, characters 405–508

e2
“Results revealed that irrigation frequency had a dominant and statistically significant influence on morphological parameters”
✓ located verbatim in the source · abstract, characters 685–810

Title

Influence of Irrigation Intervals and Mulching Treatments on Growth and Development of Paulownia tomentosa (Thunb.) Steud. Saplings in the Bazian District, Kurdistan Region, Iraq

Parzhin Asad Ismael; Sherzad Omar Hamad Kirkuk University Journal For Agricultural Sciences 2026. doi:10.58928/ku26.17112

Other claims from this paper (16)

Intervention effect Frequent irrigation every 3 days improved stem height of Paulownia tomentosa saplings.
Intervention effect Frequent irrigation every 3 days improved stem diameter of Paulownia tomentosa saplings.
Intervention effect Frequent irrigation every 3 days improved leaf number of Paulownia tomentosa saplings.
Intervention effect Irrigation every 9 days gave the weakest growth of Paulownia tomentosa saplings, regardless of mulching.
Intervention effect Frequent irrigation every 3 days with hay mulch greatly boosted dry biomass in all plant parts.
Intervention effect Mulching alone had little effect on growth of Paulownia tomentosa saplings.
Intervention effect With irrigation, hay mulch enhanced growth of Paulownia tomentosa saplings.
Intervention effect Hay mulch improved nitrogen uptake of Paulownia tomentosa saplings.
Intervention effect Black plastic mulch enhanced potassium absorption of Paulownia tomentosa saplings.
Observation Highest nitrogen content of Paulownia tomentosa saplings (3.23%) occurred under 9-day irrigation with hay.
Observation Highest potassium content of Paulownia tomentosa saplings (0.51%) occurred under 3-day irrigation with black plastic.
Association Phosphorus uptake of Paulownia tomentosa saplings was affected by irrigation.
Observation Protein content of Paulownia tomentosa saplings (14.98%) was reported under 9-day irrigation with hay mulch.
Observation Proline content of Paulownia tomentosa saplings (8.92 µg/g) was reported under 9-day irrigation with hay mulch.
Observation Chlorophyll of Paulownia tomentosa saplings showed no significant change among treatments.
Observation Water use efficiency of Paulownia tomentosa saplings was highest (1.53 g/L) under 9-day irrigation with black plastic.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Frequent irrigation every 3 days improved stem height of Paulownia tomentosa saplings.

Taxon: Paulownia tomentosaPaulownia tomentosae0
Treatment: Frequent irrigation, especially every 3 dayse1
Outcome: stem heighte1
Direction: improvede1
Value: 127.66 cme1

Not reportedComparator

Verbatim

e0
“36 Paulownia tomentosa saplings under semi-arid conditions in Bazian district, Kurdistan Region of Iraq”
✓ located verbatim in the source · abstract, characters 405–508

e1
“Frequent irrigation, especially every 3 days, improved stem height (127.66 cm), diameter (23.25 mm), and leaf number (21.77)”
✓ located verbatim in the source · abstract, characters 812–936

Title

Influence of Irrigation Intervals and Mulching Treatments on Growth and Development of Paulownia tomentosa (Thunb.) Steud. Saplings in the Bazian District, Kurdistan Region, Iraq

Parzhin Asad Ismael; Sherzad Omar Hamad Kirkuk University Journal For Agricultural Sciences 2026. doi:10.58928/ku26.17112

Other claims from this paper (16)

Paulownia tomentosa 836 claims

836 claims