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Record W4296499050 · doi:10.5383/ijtee.18.01.002

Comparison of Physio-Chemical Characteristics of Different Compost Samples

2021· article· en· W4296499050 on OpenAlex
Tayyab Qureshi, Hafiz Shoaib, Ussama Ali, Muhammad Hamid Siddiqi, Muhammad Asif Hussain, Hafiz Umair Lateef

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

venuePublished in a venue whose home country is Canada.
no affNo Canadian affiliation: this work is invisible to an affiliation-only frame.
No Canadian affiliation. An affiliation-only frame, the usual design, would never have seen this work. It is one of the works that make the case for inverting the frame.

Bibliographic record

VenueInternational Journal of Sustainable Water and Environmental Systems · 2021
Typearticle
Languageen
FieldEnvironmental Science
TopicMunicipal Solid Waste Management
Canadian institutionsnot available
Fundersnot available
KeywordsCompostPotassiumMunicipal solid wasteNitrogenSalinityCarbon fibersEnvironmental scienceNutrientTotal organic carbonPulp and paper industryChemistryEnvironmental chemistryWaste managementMathematics

Abstract

fetched live from OpenAlex

The objective of the current study was to compare and analyze physiochemical characteristics of compost samples and determination of solid waste being dumped in a landfill site in Lahore, Pakistan. Different compost samples were analyzed to evaluate their physiochemical characteristics. The samples tested were collected from three different sources, i.e., Waste Buster, Kinnaird College, and Lahore Compost Private Limited, and compared with the waste sample dumped at Mahmood Booti landfill site. The analysis showed that the percentage composition of organics was highest than the other components in all the samples. The parameters that were analyzed include pH, moisture content, bulk density, salinity, carbon-nitrogen ratio, sodicity, available carbon, burned carbon, potassium, phosphorous, nitrogen, pathogens, gravel, and stones. The results were compared to the permissible limits according to The Pakistan Environmental Protection Agency (EPA) guidelines. Most of the sample components were under the permissible limits, whereas a few others were not, such as potassium and burned carbon. The amount of potassium was found to be 0.60 mg/L, 0.61 mg/L, and 0.61 mg/L for the samples collected from Waste Buster, Kinnaird College, and Lahore Compost Private Limited , respectively. This is much less than the standards set by the EPA i.e., 620-2280 mg/L which can lead to deficiency of nutrients in the compost. Burned carbon was found to be 46%, and 41% in the samples from Waste Buster and Kinnaird College respectively, which is higher than the standard of 35%. The higher amount of burned carbon can damage the plants and is not desired. The salinity content was also found to be higher in the sample from Kinnaird College which was 8.99 dS/m compared to the standard of 4.0 dS/m. The compost sample of Lahore Compost Private Limited was found to be the best among the tested samples

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Bench or experimental · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.255
Threshold uncertainty score0.384

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.001
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.012
GPT teacher head0.244
Teacher spread0.232 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it