{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.brassica-napus","code":"thing-q177932","url":"https://ver.cy/models/thing/q177932/","name":"Brassica napus","alternateNames":["Rapeweed"],"kind":"thing","status":"published","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.OBJ"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"Brassica napus is an amphidiploid crucifer (AACC genome, 2n=38) formed by hybridisation of Brassica rapa (AA) and Brassica oleracea (CC), and is the cultivated species that includes oilseed rape/canola, forage rape, leaf rape, and the swollen-hypocotyl vegetable swede/rutabaga.","purpose":"Enable an AI agent to recognise Brassica napus, assess its development and condition, and determine evidence-supported options for cultivation, propagation, harvest or containment.","scope":{"in":["Species identification, including ambiguous specimens and suspected hybrids","Cultivar identity and oilseed, root, leafy or forage form","Establishment, vegetative growth, flowering and reproductive maturity","Plant condition, stress symptoms and diagnostic evidence","Reproductive compatibility, seed release and volunteer establishment","Biological suitability of particular organs for intended harvest or propagation"],"out":["Independent models of Brassica rapa, Brassica oleracea and other neighbouring taxa","Field, soil and weather systems, except their measured effects on the plant","Pathogen and pest biology, except observed host interactions","Processed oil, meal, food and feed products and their manufacturing processes","Commodity lot logistics, certification and market grading","Farm operations, pesticide authorisations and land-management policies"],"boundaries":[]},"distinguishingFeatures":["Against B. rapa, examine upper stem leaves: partial clasping and a bluish, waxy appearance support B. napus; use several characters together. [CFIA botanical description](https://inspection.canada.ca/en/plant-health/plant-varieties/novel-traits/applicants/directive-94-08/biology-documents/brassica-napus)","Against flowering B. rapa, inspect the raceme: unopened buds above open flowers support B. napus. [CFIA botanical description](https://inspection.canada.ca/en/plant-health/plant-varieties/novel-traits/applicants/directive-94-08/biology-documents/brassica-napus)","For ambiguous material, test genomic identity: typical B. napus has AACC constitution and 2n=38, distinguishing it from its diploid progenitors and B. juncea; chromosome count alone cannot exclude unusual hybrids. [CFIA genetics](https://inspection.canada.ca/en/plant-health/plant-varieties/novel-traits/applicants/directive-94-08/biology-documents/brassica-napus)","Check botanical evidence behind crop labels: canola can belong to multiple species, while rutabaga and some leafy forms belong within B. napus; neither an oilseed label nor a swollen root establishes species. [CFIA identity](https://inspection.canada.ca/en/plant-health/plant-varieties/novel-traits/applicants/directive-94-08/biology-documents/brassica-napus)"],"structure":{"bundles":[{"id":"species-and-crop-form","name":"Species and crop form","description":"Establish what Brassica material is present and which cultivated form it represents.","layers":[{"id":"species-evidence","name":"Species evidence","description":"Combine specimen observations with documentary or laboratory support.","findings":[{"id":"supported-napus-identification","name":"Supported napus identification","description":"Record the identification argument, its supporting material and unresolved alternatives.","questions":[{"text":"Which observed leaf and flowering characters support B. napus over B. rapa or another local Brassica?","id":"supported-napus-identification-q01","kind":"definition"},{"text":"Which voucher, expert determination or genomic assay supports the identification, and does any evidence conflict?","id":"supported-napus-identification-q02","kind":"provenance"}]}]},{"id":"cultivated-form","name":"Cultivated form","description":"Separate species membership from cultivar and intended harvest organ.","findings":[{"id":"form-and-lineage","name":"Form and lineage","description":"Record the claimed crop form and cultivar without treating either as a separate species.","questions":[{"text":"Is this material intended for oilseed, swollen-root, leafy or forage production, and which organ is the target?","id":"form-and-lineage-q01","kind":"definition"},{"text":"What seed, accession or breeding record supports the cultivar and parentage claim?","id":"form-and-lineage-q02","kind":"provenance"}]}]}]},{"id":"establishment-and-development","name":"Establishment and development","description":"Track whether the plant is progressing toward its intended vegetative or reproductive outcome.","layers":[{"id":"seasonal-readiness","name":"Seasonal readiness","description":"Relate establishment and environmental exposure to documented cultivar requirements.","findings":[{"id":"growth-habit-fit","name":"Growth habit fit","description":"Record evidence that the planting history can support the required development.","questions":[{"text":"What evidence establishes this cultivar's seasonal habit and flowering requirements?","id":"growth-habit-fit-q01","kind":"provenance"},{"text":"What emergence date, cold exposure and day-length history have these plants actually experienced?","id":"growth-habit-fit-q02","kind":"measurement"}]}]},{"id":"organ-development","name":"Organ development","description":"Assess growth by organ and observation scale.","findings":[{"id":"development-relative-to-use","name":"Development relative to use","description":"Interpret rosette growth, bolting, root enlargement and pod development against the intended harvest.","questions":[{"text":"What developmental stages occur across the sampled plants, branches and target organs?","id":"development-relative-to-use-q01","kind":"measurement"},{"text":"Does observed bolting or organ maturity support the intended harvest, or require changing its timing?","id":"development-relative-to-use-q02","kind":"action"}]}]}]},{"id":"condition-and-response","name":"Condition and response","description":"Connect organ-level injury and growth limitations to defensible management choices.","layers":[{"id":"host-diagnostics","name":"Host diagnostics","description":"Describe symptoms before assigning pest, pathogen or environmental causes.","findings":[{"id":"injury-and-causal-evidence","name":"Injury and causal evidence","description":"Keep observed root, stem, leaf and pod abnormalities separate from diagnostic conclusions.","questions":[{"text":"What root swellings, stem lesions, leaf feeding or pod damage are present, and how extensive are they?","id":"injury-and-causal-evidence-q01","kind":"measurement"},{"text":"Which tests support or exclude suspected clubroot, blackleg, Sclerotinia, insect injury or abiotic stress?","id":"injury-and-causal-evidence-q02","kind":"provenance"}]}]},{"id":"intervention-fit","name":"Intervention fit","description":"Evaluate proposed responses against cultivar evidence, stage and local conditions.","findings":[{"id":"supported-management-response","name":"Supported management response","description":"Record what supports intervention and what requires further diagnosis.","questions":[{"text":"What measured water or nutrient limitation, or confirmed damaging organism, is the proposed intervention addressing?","id":"supported-management-response-q01","kind":"measurement"},{"text":"Does the proposed action fit this cultivar's documented traits, developmental stage and linked local authorisation?","id":"supported-management-response-q02","kind":"action"}]}]}]},{"id":"reproduction-and-persistence","name":"Reproduction and persistence","description":"Assess pollen contribution, seed production and establishment beyond the intended planting.","layers":[{"id":"pollination-context","name":"Pollination context","description":"Record fertility and potential pollen exchange for the observed planting.","findings":[{"id":"pollen-and-parentage-control","name":"Pollen and parentage control","description":"Identify the reproductive evidence needed for seed production or isolation.","questions":[{"text":"What evidence establishes pollen fertility or a claimed male-sterility and fertility-restoration system?","id":"pollen-and-parentage-control-q01","kind":"provenance"},{"text":"Which nearby B. napus or potentially compatible Brassica populations overlap in flowering, and what isolation is justified?","id":"pollen-and-parentage-control-q02","kind":"action"}]}]},{"id":"seed-escape-and-return","name":"Seed escape and return","description":"Track released seed and subsequent plants without assuming their origin.","findings":[{"id":"volunteer-establishment","name":"Volunteer establishment","description":"Connect seed-loss observations to monitoring and control of later emergence.","questions":[{"text":"How much seed release or spillage was observed, where did it occur, and what later emergence was measured?","id":"volunteer-establishment-q01","kind":"measurement"},{"text":"Should these volunteers be retained, sampled or removed before reproduction, considering their identity and documented tolerance traits?","id":"volunteer-establishment-q02","kind":"action"}]}]}]},{"id":"harvest-and-use-suitability","name":"Harvest and use suitability","description":"Determine whether the intended organ is ready and supported for its proposed destination.","layers":[{"id":"harvest-readiness","name":"Harvest readiness","description":"Evaluate the target organ rather than imposing oilseed criteria on every crop form.","findings":[{"id":"organ-specific-harvest-decision","name":"Organ-specific harvest decision","description":"Record maturity evidence and the consequences of harvesting or waiting.","questions":[{"text":"For the intended organ, what seed moisture and colour change, root dimensions or leaf condition have been measured?","id":"organ-specific-harvest-decision-q01","kind":"measurement"},{"text":"Do those observations support harvest now, considering uneven maturity, pod opening or declining organ quality?","id":"organ-specific-harvest-decision-q02","kind":"action"}]}]},{"id":"destination-evidence","name":"Destination evidence","description":"Separate proposed use from analytically demonstrated suitability.","findings":[{"id":"composition-supported-use","name":"Composition-supported use","description":"Link representative organ samples to composition results and the destination's acceptance criteria.","questions":[{"text":"Which representative assays establish relevant oil content, erucic acid, glucosinolates or other destination-specific properties?","id":"composition-supported-use-q01","kind":"measurement"},{"text":"Which linked specification determines acceptance for the proposed use, and what remains untested?","id":"composition-supported-use-q02","kind":"boundary"}]}]}]},{"id":"evidence-and-external-alignment","name":"Evidence and external alignment","description":"What the world already says about this thing, gathered so the model can be checked against it.","layers":[{"id":"reported-evidence","name":"Reported evidence","description":"Findings from the breadth pass, kept separate from the structural claims.","findings":[{"id":"evidence-kinds","name":"Kinds and varieties","description":"Reported by the breadth pass; each item needs checking against its source before it becomes normative.","questions":[{"text":"Which of these kinds and varieties hold for the sense of Brassica napus this model covers, and on what evidence?","id":"evidence-kinds-q01","kind":"provenance"}]},{"id":"evidence-identifiers","name":"Identifiers and schemes","description":"Reported by the breadth pass; each item needs checking against its source before it becomes normative.","questions":[{"text":"Which of these identifiers and schemes hold for the sense of Brassica napus this model covers, and on what evidence?","id":"evidence-identifiers-q01","kind":"provenance"}]},{"id":"evidence-standards-and-regulation","name":"Standards and regulation","description":"Reported by the breadth pass; each item needs checking against its source before it becomes normative.","questions":[{"text":"Which of these standards and regulation hold for the sense of Brassica napus this model covers, and on what evidence?","id":"evidence-standards-and-regulation-q01","kind":"provenance"}]},{"id":"evidence-real-world-use","name":"Real-world use","description":"Reported by the breadth pass; each item needs checking against its source before it becomes normative.","questions":[{"text":"Which of these real-world use hold for the sense of Brassica napus this model covers, and on what evidence?","id":"evidence-real-world-use-q01","kind":"provenance"}]},{"id":"evidence-measurements","name":"Typical measurements","description":"Reported by the breadth pass; each item needs checking against its source before it becomes normative.","questions":[{"text":"Which of these typical measurements hold for the sense of Brassica napus this model covers, and on what evidence?","id":"evidence-measurements-q01","kind":"provenance"}]},{"id":"evidence-failure-modes-and-hazards","name":"Failure modes and hazards","description":"Reported by the breadth pass; each item needs checking against its source before it becomes normative.","questions":[{"text":"Which of these failure modes and hazards hold for the sense of Brassica napus this model covers, and on what evidence?","id":"evidence-failure-modes-and-hazards-q01","kind":"provenance"}]},{"id":"evidence-regional-variation","name":"Regional variation","description":"Reported by the breadth pass; each item needs checking against its source before it becomes normative.","questions":[{"text":"Which of these regional variation hold for the sense of Brassica napus this model covers, and on what evidence?","id":"evidence-regional-variation-q01","kind":"provenance"}]},{"id":"evidence-neighbours","name":"Neighbouring kinds and how to tell them apart","description":"Reported by the breadth pass; each item needs checking against its source before it becomes normative.","questions":[{"text":"Which of these neighbouring kinds and how to tell them apart hold for the sense of Brassica napus this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Describe Brassica napus and its crops from botanical and agricultural sources.","Record crop condition, pests and yields for a farmer who has authorized it.","Label and identify varieties, including whether they are genetically modified, from official records."],"mustNot":["Mislabel genetically modified seed or produce as conventional, or the reverse.","Apply pesticides to a crop beyond the label's rules or near pollinators in flower.","Plant or release modified varieties where they are not authorized.","Misstate a variety's erucic acid or glucosinolate profile for food or feed use."],"requiresHuman":["Choosing to plant a genetically modified variety.","Spraying a flowering crop where bees forage."]},"ethics":{"considerations":["Oilseed rape fields feed bees and people, but spraying in flower can harm pollinators.","Gene flow from modified crops affects neighbouring farmers' rights to grow what they choose."],"affectedParties":["Farmers","Pollinators","Consumers of oil, feed and vegetables"]},"owners":{"steward":"The farmer who grows it; seed and plant variety authorities register varieties.","roles":[],"masterSystems":["National plant variety registers"]},"relations":[{"target":"Q11992872","type":"parent","note":"registry parent class"},{"target":"Q297248","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.brassica-napus","Wikidata: Q177932 (https://www.wikidata.org/wiki/Q177932)"]},"properties":{"applicability":"required","items":["Species determination: unexamined | provisional | supported | conflicting","Cultivar and parentage: Named cultivar, accession or parental records, with evidence and confidence","Crop form: oilseed | swollen-root | leafy | forage | other | unresolved","Seasonal growth habit: spring | winter | intermediate | unresolved; retain supplier terminology","Developmental stage: Declared staging system and version, stage code, observation date and organ","Cold exposure: Temperature in degrees Celsius over time; any accumulated exposure must declare its calculation","Affected plant fraction: Percent of a defined sample, separated by symptom and organ","Pollen fertility: fertile | male-sterile | partially fertile | untested, with assay or pedigree evidence","Seed maturity and moisture: Percent seed colour change and percent moisture on a stated basis, sampled by plant position","Harvest-organ composition: Analyte, organ and assay basis; oil percent dry mass, erucic acid percent total fatty acids, glucosinolates in micromoles per gram of specified material","Resistance or tolerance evidence: Trait linked to a named herbicide, pathogen or stress, evidence source and applicable conditions","Occurrence status: sown | volunteer | feral | unresolved, with location and observation date"]},"recognition":{"applicability":"required","items":["Bright yellow four-petalled flowers that turn fields yellow in spring.","Bluish-green, waxy leaves that clasp the stem, and long thin seed pods."]},"capabilities":{"applicability":"required","items":["Identify or sample a suspected B. napus plant and retain unresolved alternatives.","Select planting or propagation material using cultivar, viability and seasonal-growth evidence.","Monitor development and diagnose abnormal growth before choosing an intervention.","Assess flowering overlap and organise controlled pollination or reproductive isolation.","Assess the intended harvest organ and direct it to an evidence-supported use.","Locate volunteers, assess reproductive status and choose an authorised containment action."]},"hazards":{"applicability":"required","items":["Pollen can trigger hay fever and asthma in sensitive people.","Volunteer plants and gene flow can spread traits beyond the field."]},"interfaces":{"applicability":"required","items":["Cartagena Protocol on Biosafety to the Convention on Biological Diversity, which governs movement of living modified organisms."]},"context":{"applicability":"required","items":["Brassica napus is cultivated in agricultural fields for seeds that supply edible oil and industrial oil feedstocks.","Its seed processing residues are used in animal feed, while other cultivated forms provide forage, leafy vegetables or swollen edible roots.","It is also encountered as a volunteer crop or escaped plant when assessing crop rotation, seed purity and containment."]}},"sources":[{"title":"Species Plantarum, vol. 2 (original publication of Brassica napus L.)","url":"","note":"Nomenclatural origin of the species name and the Linnaean circumscription."},{"title":"Consensus Document on the Biology of Brassica napus L. (Oilseed Rape)","url":"","note":"Allotetraploid origin (U's triangle), 2n=38, crop types, outcrossing and feral/volunteer behaviour used in the definition, neighbours and hazards."},{"title":"The Biology of Brassica napus L. (Canola/Rapeseed)","url":"","note":"Canadian crop biology, canola quality class versus botanical species, agronomic types and gene-flow context."},{"title":"Standard for Named Vegetable Oils (CXS 210-1999)","url":"","note":"Codex identity of rapeseed oil and low-erucic-acid rapeseed (canola) oil, including fatty-acid composition limits."},{"title":"Official definition of canola","url":"","note":"Market definition used in North America: oil with less than 2% erucic acid and meal with less than 30 µmol glucosinolates per gram of air-dried oil-free meal."},{"title":"Guidelines for the Conduct of Tests for Distinctness, Uniformity and Stability: Rape Seed (Brassica napus L. oleifera) TG/36","url":"","note":"UPOV distinctness traits that separate oilseed-rape varieties and neighbouring Brassica crops in official testing."},{"title":"NCBI Taxonomy Browser: Brassica napus (taxid 3708)","url":"https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwtax.cgi?id=3708","note":"Stable taxonomic identifier 3708 for the species."},{"title":"Wikidata item Brassica napus (Q177932)","url":"https://www.wikidata.org/wiki/Q177932","note":"Crosswalk among taxonomic, bibliographic and identifier schemes for the species."},{"title":"Wikipedia: Rapeseed","url":"https://en.wikipedia.org/wiki/Rapeseed","note":"general description of the item"}],"openQuestions":["Which taxonomic authority and diagnostic protocol should govern difficult specimens, introgressed material and cultivated forms within this registry entry?","Which cultivar-specific cold-exposure and flowering criteria are validated for the regions where this model will be used?","Which sampling methods and action thresholds are supported separately for oilseed, swollen-root, leafy and forage forms?","What local evidence establishes compatible neighbouring populations, appropriate reproductive isolation and the required duration of volunteer monitoring?","Which destination-specific composition standards and analytical methods should govern use suitability, especially when canola terminology varies between authorities?"],"resources":{"spec":"/models/things/publications/thing-q177932/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q177932/spec.json"],"providers":["Codex","Grok"],"researchStatus":"unreviewed","generatedAt":"2026-09-07T13:58:41Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:26+00:00: completeness 1.00; sense: Wikidata description; 3 live sources; review by codex: pass"},"score":1.0}}