Search claims · PlantClaims

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

CEC contributed 24% to SQI.

Outcome: CECe0
Value: 24%e0

Not reportedTaxon

Verbatim

e0
“CEC (24%)”
✓ located verbatim in the source · abstract, characters 820–829

Title

Identifying soil quality indicators for two contrasting agro-ecological sub-regions of India

Padikkal Chandran; Duraisamy Vasu; Pramod Tiwary; et al. Archives of Agronomy and Soil Science 2021. doi:10.1080/03650340.2021.1958319

Other claims from this paper (10)

Method / resource Soil pH, active carbon pool, and available Zn were common soil quality indicators in both regions.
Observation SQI under cotton and sugarcane in AESR 6.1 was higher than SQI under rice in AESR 18.4.
Observation EC contributed 35% to SQI.
Observation pH contributed 23% to SQI.
Observation clay contributed 17% to SQI.
Observation ACP contributed 14% to SQI.
Association RSQI was strongly related to cotton yield (R2 = 0.52).
Association RSQI was strongly related to sugarcane yield (R2 = 0.68).
Association RSQI was strongly related to rice yield (R2 = 0.64).
Recommendation The authors concluded that region specific soil indicators are suitable for evaluating and monitoring agroecosystem functions.

Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Predictive models for soil CEC after biochar application were successfully developed from initial soil and biochar CEC.

Taxon: ryegrassLoliume3
Outcome: predictive models for estimation of soil CEC after biochar applicatione0
Comparator: initial soil and biochar CECe0

Not reportedDirection

Verbatim

e3
“grown with ryegrass”
✓ located verbatim in the source · abstract, characters 613–632

e0
“predictive models for estimation of soil CEC after biochar application were successfully developed based on initial soil and biochar CEC”
✓ located verbatim in the source · abstract, characters 1406–1542

Title

Comparative analysis and prediction of cation exchange capacity via summation: influence of biochar type and nutrient ratios

Joao Arthur Antonangelo; Steven Culman; Hailin Zhang Frontiers in Soil Science 2024. doi:10.3389/fsoil.2024.1371777

Other claims from this paper (6)

Observationobservedreview summarypositivebasis n/a

Claim · model-written summary

Steel slag improved soil pH and CEC.

Outcome: pH and CECe0

Not reportedTaxon

Verbatim

e0
“steel slag can improve some chemical characteristics like pH and CEC”
✓ located verbatim in the source · abstract, characters 1029–1097

Title

Utilization of Steel Slag in Agriculture (Review)

Rina Devnita; Apong Sandrawati; Mahfud Arifin Soil Rens Jurnal Ilmiah Lingkungan Tanah Pertanian 2021. doi:10.24198/soilrens.v19i1.35090

Other claims from this paper (3)

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Tree diversity correlated inversely with CEC.

Compound: CECe0
Direction: inversely correlatede0

Not reportedTaxonOutcome

Verbatim

e0
“and inversely correlated with CEC”
✓ located verbatim in the source · abstract, characters 998–1031

Title

RELATIONSHIPS BETWEEN TREE SPECIES DIVERSITY WITH SOIL CHEMICAL PROPERTIES IN SEMI-DRY MIOMBO WOODLAND ECOSYSTEMS

George B. Bulenga 2021

Other claims from this paper (10)

Observation Four named species dominated the Miombo woodland by IVI.
Observation The woodland had 123 recorded tree species.
Observation The woodland had a Shannon diversity value of 4.23.
Association Tree richness correlated positively with total N, available P and Mg.
Association Tree richness correlated positively with Na and CEC.
Association Tree richness correlated inversely with Ca.
Association Tree diversity correlated positively with K, Na and TEB.
Observation The authors interpreted the woodland as rich in tree diversity.
Mechanism The authors interpreted intact soil nutrients as evidence of limited disturbance under management.
Recommendation The authors recommend further studies in other ecosystems.

Observationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Soil CEC differed among systems.

Outcome: CECe0

Not reportedTaxonDirection

Verbatim

e0
“Soil properties did not show significant differences between SS, except for P, Al and CEC”
✓ located verbatim in the source · abstract, characters 706–795

Title

Reservas de carbono en tres sistemas silvopastoriles de la Amazonía peruana

María Elena Díaz Pablo; Julio Cesar Alegre Orihuela; Carlos Alfredo Gómez Bravo; et al. Manglar 2024. doi:10.57188/manglar.2024.033

Other claims from this paper (6)

Observation Soil properties generally did not differ significantly among systems.
Observation Soil P differed among systems.
Observation Soil Al differed among systems.
Observation Carbon reserves were highest in the Cedrelinga system.
Observation Carbon reserves were lower in the Inga system.
Observation Soil held more carbon than vegetation across these systems.

Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

After parasitism, hosts with decreased root CEC (category B) possibly increased the host use efficiency of sandalwood seedlings compared with hosts with increased CEC (category A).

Taxon: sandalwood seedlingse0
Treatment: decreased CEC of host root (category B)e0
Outcome: HUEe0
Direction: increasede0
Comparator: hosts belonged to category A (increased CEC)e0

Verbatim

e0
“after being parasitized, decreased CEC of host root (category B) possibly increased the HUE of sandalwood seedlings consequently, increased its biomass in comparison to hosts belonged to category A (increased CEC)”
✓ located verbatim in the source · abstract, characters 643–856

Title

Screening of Selected Hosts for Sandalwood Seedlings at Nursery Stage Based on Host Cation Exchange Capacity

Sandeep Chakraborty; L. Manjunatha; V. S. Shetteppanavar; et al. Indian Forester 2020. doi:10.36808/if/2020/v146i12/156773

Other claims from this paper (5)

Observationobservedoriginal resultmeasured

Claim · model-written summary

DBC biochar had CEC of 10.86 cmol/kg.

Outcome: CECe0
Value: 10.86 cmol/kge0

Not reportedTaxon

Verbatim

e0
“had a high CEC (10.86 cmol/kg)”
✓ located verbatim in the source · abstract, characters 1181–1211

Title

Taking Advantage of Disposal Bamboo Chopsticks to Produce Biochar for Greenhouse Crop Cultivation

Saowanee Wijitkosum; Thavivongse Sriburi; Luechai Krutnoi Emerging Science Journal 2024. doi:10.28991/esj-2024-08-03-07

Other claims from this paper (12)

Observation DBC biochar had pH 6.80.
Observation DBC biochar contained 66.80% C.
Observation DBC biochar contained 3.76% H.
Observation DBC biochar contained 25.93% O.
Observation DBC biochar contained 0.61% N.
Observation DBC biochar mesopores measured 39.077 Å.
Observation DBC biochar specific surface area was 0.542 m2/g.
Observation DBC biochar pore volume was 0.005 cc/g.
Observation DBC biochar exhibited high aromaticity and hydrophobicity.
Intervention effect DBC biochar significantly enhanced soil quality.
Intervention effect DBC biochar increased Romaine lettuce yield.
Intervention effect The 2.5% biochar treatment produced the highest yield.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Biostimulant application raised CEC by 66–72%.

Taxon: TomatoSolanum lycopersicumt0
Treatment: biostimulant applicatione0
Outcome: CECe0
Direction: increasede0
Value: 66–72%e0

Not reportedComparator

Verbatim

e0
“The CEC increased by 66–72% with the biostimulant application”
✓ located verbatim in the source · abstract, characters 1225–1286

t0
“Tomato”
✓ located verbatim in the source · title, characters 67–73

Title

Sustainable Management of Salinity Stress: Biostimulant Effects on Tomato Roots and Soil Health

Javier Zuzunaga-Rosas; Juan José Hernández-Santolaria; Sara Ibáñez-Asensio; et al. Sustainability 2026. doi:10.3390/su18104845

Other claims from this paper (8)

Intervention effect BALOX significantly increased tomato root length and total root area under salinity.
Intervention effect Root growth increased by up to 70% over control, mostly in roots below 2 mm diameter.
Intervention effect Aggregate stability increased by up to 36%.
Intervention effect Soil organic matter percentage increased by up to 6.4%.
Intervention effect Soil salinity was reduced by 20%.
Intervention effect Soil Na+ concentration was reduced by 19%.
Intervention effect Soil Cl− concentration was reduced by 24%.
Intervention effect BALOX increased fine root area and length and expanded the rhizosphere.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Soil CEC was 26, 9 me 100 g-1.

Outcome: CECe0
Value: 26, 9 me 100 g-1e0

Not reportedTaxonDirection

Verbatim

e0
“CEC 26, 9 me 100 g-1”
✓ located verbatim in the source · abstract, characters 1102–1122

Title

Morphological and agroecological study of Purwoceng Gunung (Artemisia lactiflora wall.) in areas slopes of mount Lawu

B Pujiasmanto; M T S Budiastuti; D Setyaningrum; et al. IOP Conference Series Earth and Environmental Science 2021. doi:10.1088/1755-1315/905/1/012010

Other claims from this paper (19)

Observation Stems were round, segmented, smooth and green.
Observation Leaves were oval, serrated, compound and green, with pointed tips and blunt bases.
Observation Leaf length was 4 cm.
Observation Leaf width was approximately 2 cm.
Observation Flowers occurred at stem ends and were classified as compound; roots were fibrous and yellowish white.
Observation Purwoceng Gunung had a uniform distribution pattern.
Observation Population density was low at 6 individuals per plot.
Observation INP was 4.4.
Observation Habitat climate was type C.
Observation Habitat soil organic C was 5.8%.
Observation Soil organic matter was 9.9%.
Observation Soil N was 0.27%.
Observation Soil P was 16.04%.
Observation Soil K was 0.27%.
Observation Soil pH NaF was 9.02.
Observation Soil pH H2O was 6.1.
Observation Field capacity was 43.9.
Observation Dust and clay proportions were 27.4% and 9.4%, respectively.
Observation Sand proportion was 63.2%.

Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

The management comparison showed a significant increase in CEC.

Taxon: cocoaTheobroma cacaot0
Outcome: CECe0
Direction: increasese0

Verbatim

e0
“observing significant increases for pH, OM, N, P, Ca2+, Ma2+ and CEC”
✓ located verbatim in the source · abstract, characters 1333–1401

t0
“cocoa plantations”
✓ located verbatim in the source · title, characters 64–81

Title

An organic management alternative that improves soil quality in cocoa plantations under agroforestry systems

Florida Rofner, Nelino; Paredes Arce, Mendis; Paredes Salazar, Ronald Mendis; et al. Dialnet (Universidad de la Rioja) 2022

Other claims from this paper (6)

Observation Soil indicators differed significantly among the MOM treatments.
Method / resource PCA identified sand fraction, clay, OM, N, Ca2+, Mg2+, K+ and CEC as relevant soil indicators.
Observation Modeling found a negative soil quality impact in MOM2.
Observation Modeling found a significantly positive soil quality impact in MOM4.
Observation The management comparison showed significant increases in pH, OM and N.
Observation The management comparison showed significant increases in P, Ca2+ and Ma2+.

“CEC”

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