MétaCan
Menu
Back to cohort
Record W4396954996 · doi:10.15406/freij.2022.05.00102

The influence of Rhizobium tropici produced EPM biopolymer on green bush bean root and plant growth

2022· article· en· W4396954996 on OpenAlex

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.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.

Bibliographic record

VenueForestry Research and Engineering International Journal · 2022
Typearticle
Languageen
FieldEnvironmental Science
TopicCoastal Management and Development
Canadian institutionsDoug Bragg Enterprises (Canada)
Fundersnot available
KeywordsRhizobiumBiopolymerBiologyRoot nodulePlant growthBotanySymbiosisHorticultureChemistryBacteria

Abstract

fetched live from OpenAlex

A Rhizobium tropici (R. tropici) derived biopolymer has been reported as an effective, biodegradable, additive to reduce erosion. In addition to directly modifying the mechanical properties of the soil, it was postulated that indirectly it enhanced vegetation, which in turn stabilized the soil through enhanced root infrastructure. We therefore chose to study its impact directly on Green Bush Bean plants, where its effect could be measured in the early stages of plant development, starting from germination of the seeds through the initial growth of leaves and shoots. EPM derived from R. tropici bacteria ATCC (strain) grown in two laboratories were tested with similar results, indicating a high degree of reproducibility. Watering Bush Bean seeds with EPM concentrations as low as 50 and 100 mg/L produced a small increase of the germination rate, from 87% to 93% for seeds grown for ten days in a moist environment. The seeds were then transplanted into potting soil and allowed to grow for another three weeks, during which they were watered daily with tap water or the EPM solutions. Continued watering with EPM after transplantation showed enhancement in both root and stem/leaf mass three weeks after transplantation into potting soil by 45% for the two EPM biopolymers. Root density was also higher by 29% to 71% for EPM1.The mass of the leaf and shoots also showed a significant enhancement over the control, but in this case favoring EPM2, consistent with plants preferring either root or leaf production.

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: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.095
Threshold uncertainty score0.206

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 head0.240
Teacher spread0.228 · 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