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days to heading

Term Information

Accession
TO:0000137
Name
days to heading
Ontology
plant_trait_ontology
Synonyms
DTHD (related), heading date (related)
Alternate IDs
None
Definition
Number of days required for the inflorescence (head/cob/panicle) to emerge from the flag leaf of a plant or a group of plants in a study. Source: Gramene:pankaj_jaiswal
Comment
Often determined when the 50% length of the inflorescence has emerged as compared to its full length. Number of days is calculated from either the day of sowing of seeds or from the day of transplanting the seedlings (in case of rice) depending on type of study.
Subset
None
Feedback
Comments, changes to terms, or requests for new ontology terms can be made at TO issue tracker on GitHub.

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Parents of days to heading (TO:0000137)
subject[Reorder by subject] relation[Reorder by relation] object[Reorder by object]
days to heading [is_a relation] is_a  days to inflorescence exsertion (TO:0001021)
Children of days to heading (TO:0000137)
subject[Reorder by subject] relation[Reorder by relation] object[Reorder by object]
wheat heading time trait (CO_321:0000007) [is_a relation] is_a  days to heading
None.