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Record W2890899419 · doi:10.1139/cjps-2018-0113

Adzuki bean [<i>Vigna angularis</i> (Willd.) Ohwi &amp; Ohashi], oilseed radish (<i>Raphanus sativus</i> L.), and cereal rye (<i>Secale cereale</i> L.) as living mulches with and without herbicides to control annual grasses in sweet corn (<i>Zea mays</i> L.)

2018· article· en· W2890899419 on OpenAlexafffundvenueabout
Robert E. Nurse, Rolland Mensah, Darren E. Robinson, Gilles Leroux

Bibliographic record

VenueCanadian Journal of Plant Science · 2018
Typearticle
Languageen
FieldAgricultural and Biological Sciences
TopicAgronomic Practices and Intercropping Systems
Canadian institutionsUniversity of GuelphUniversité LavalAgriculture and Agri-Food Canada
FundersAgriculture and Agri-Food Canada
KeywordsAgronomySecalePendimethalinMulchRaphanusBiologyWeed controlIntercroppingCover crop

Abstract

fetched live from OpenAlex

Annual grasses are difficult to control in sweet corn in Canada due to the scarcity of registered herbicides with grass activity. In addition to the potential soil health benefits, over-seeding living mulches into the cropping system may help sweet corn growers improve annual grass control by increasing competitive ground cover. To test this hypothesis, trials were established at three locations in Ontario and Quebec, Canada, in 2008 and 2009. At each location, sweet corn was over-seeded at the 4–6 leaf stage with one of three living mulches alone or in combination with an herbicide. The living mulch/herbicide pairings were adzuki bean (linuron + S-metolachlor), cereal rye (saflufenacil), and oilseed radish (pendimethalin). All living mulch treatments were compared with an untreated control and an industry standard (S-metolachlor/atrazine). When sweet corn was over-seeded with living mulches alone, the most effective annual grass control was provided by the cereal rye. The least effective living mulch was adzuki bean, but the combination of adzuki bean plus a herbicide was the most effective for annual grass suppression. The final marketable yields in all living mulch treatments were always lower than the industry standard. In spite of effective annual grass control, reduced yields may make the adoption of the tested living mulch species less attractive to conventional sweet corn growers.

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.

How this classification was reachedexpand

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)0.002
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 score0.455
Threshold uncertainty score0.913

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0020.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0000.001
Science and technology studies0.0010.001
Scholarly communication0.0010.001
Open science0.0010.000
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 head0.012
GPT teacher head0.217
Teacher spread0.205 · 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

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations9
Published2018
Admission routes4
Has abstractyes

Explore more

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