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Record W6981641235

Evaluation of a mini-container, accelerated transplant system : the black spruce summer crop / by Hector Eduardo Gonda. --

2017· other· en· W6981641235 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.

aboutThe title or abstract carries a Canadian signal from the geographic lexicon.
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

VenueKnowledge Commons (Lakehead University) · 2017
Typeother
Languageen
FieldComputer Science
TopicMathematics, Computing, and Information Processing
Canadian institutionsnot available
Fundersnot available
KeywordsBlack spruceCropGrowing seasonGreenhouseTransplantingphotoperiodismAnnual growth cycle of grapevinesSowingDry weightBud
DOInot available

Abstract

fetched live from OpenAlex

The production of black spruce ( Picea mariana (Mill.)
\nB.S.P.) bare root stock in Ontario nurseries presents two
\nmain problems. First, seedlings at the end of the first
\ngrowing season are small, and thus susceptible to frost
\nheaving. Second, it takes a long time, 3 years, to produce
\nshippable seedlings. Trying to solve these problems the
\nMinistry of Natural Resources Thunder Bay Nursery is
\ntesting an accelerated transplant system. Seedlings are
\nsown in a greenhouse in a mini-container and after 10 weeks
\nare transplanted outdoors for two growing seasons. There is
\na winter and a summer crop from the greenhouse each year.
\nThe objective of this paper was to evaluate the effect of 3
\nfactors on summer crop seedlings. The 3 factors were SOWING
\nDATE (levels: July 5, 15, 25, and August 4), the duration
\nof an initial 18-h LONG DAY treatment (levels: 7, 10, or 13
\nweeks), and the duration of a subsequent 8-h SHORT DAY
\ntreatment (levels 0, 6, or 12 days). Finally, all
\nseedlings were held under natural photoperiod until the
\ntotal length of the SHORT DAY and natural photoperiod
\ntreatments was 11 weeks. Bud initiation was monitored
\nduring this 11 week period. Bud diameter, number of
\nprimordia, basal caliper, and root dry weight were measured
\nimmediately prior to placing the seedlings in cold storage
\nfor the winter. LONG DAY was the most important factor.
\nSeedlings that received the ten-week LONG DAY treatment gave the
\nbest response. Even though 13-week LONG DAY seedlings
\nwere significantly taller, 10-week specimens showed a
\nsimilar bud diameter and basal caliper, as well as
\na significantly heavier root dry weight, and more
\nprimordia. Eventually, the containers were too small for
\n13-week LONG DAY seedlings that showed a potbound
\nsituation. Although there were some significant
\ndifferences, the various levels of the factors SOWING DATE
\nand SHORT DAY did not produce any considerable effect on
\nthe growing regime. At the end of the first growing season
\nin nursery beds, seedlings from the best treatment
\ncombinations of the summer crop reached almost a shippable
\nsize. This confirms the feasibility of the studied system
\nto produce bare root stock in two years or less.

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)0.001
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesMeta-epidemiology (narrow)
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: Not applicable
GenreCandidate signal: Other · Consensus signal: none
Teacher disagreement score0.600
Threshold uncertainty score1.000

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0010.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0010.001
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0030.000
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 head0.058
GPT teacher head0.273
Teacher spread0.215 · 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