Wheat Ontology 
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Curators Rosemary Shrestha, CIMMYT Julian Pietragalla, IBP GCP
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Contributors CIMMYT - Carlos Guzmán, Hector González, Enrique Autrique, Javier Pena, Pawan Singh, Matthew Reynolds, Tom Payne, Velu Govindan INRAE - Cyril Pommier JIC - Luzie Winge Cornell Univ. - David Waring |
Crop lead center
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Collaborators
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Navigation
=Term, 
=Trait, 
=Method, and 
=Scale
Variables
Concept details
| Key | Value |
|---|---|
| scale_id | CO_321:0000476 |
| scale_name | Zadoks or decimal code (00-99) |
| ontology_id | CO_321 |
| ontology_name | Wheat |
| scale_class | Ordinal |
| category_1 | 00= Germination, Dry seed |
| category_2 | 01= Germination, Water uptake (imbibition) started |
| category_3 | 03= Germination, Imbibition complete |
| category_4 | 05= Germination, Radicle emerged from seed |
| category_5 | 07= Germination, Coleoptile emerged from seed |
| category_6 | 09= Germination, Leaf just at coleoptile tip |
| category_7 | 10= Seedling development , First leaf emerged |
| category_8 | 11= Seedling development , First leaf unfolded |
| category_9 | 12= Seedling development , 2 leaves unfolded |
| category_10 | 13= Seedling development , 3 leaves unfolded |
| category_11 | 14= Seedling development , 4 leaves unfolded |
| category_12 | 15= Seedling development , 5 leaves unfolded |
| category_13 | 16= Seedling development , 6 leaves unfolded |
| category_14 | 17= Seedling development , 7 leaves unfolded |
| category_15 | 18= Seedling development , 8 leaves unfolded |
| category_16 | 19= Seedling development , 9 or more leaves unfolded |
| category_17 | 20= Tillering, Main shoot only |
| category_18 | 21= Tillering, Main shoot and 1 Tiller |
| category_19 | 22= Tillering, Main shoot and 2 Tillers |
| category_20 | 23= Tillering, Main shoot and 3 Tillers |
| category_21 | 24= Tillering, Main shoot and 4 Tillers |
| category_22 | 25= Tillering, Main shoot and 5 Tillers |
| category_23 | 26= Tillering, Main shoot and 6 Tillers |
| category_24 | 27= Tillering, Main shoot and 7 Tillers |
| category_25 | 28= Tillering, Main shoot and 8 Tillers |
| category_26 | 29= Tillering, Main shoot and 9 or more Tillers 89 Late hard dough (difficult to dent) |
| category_27 | 30= Stem elongation or jointing, Pseudo stem erection |
| category_28 | 31= Stem elongation or jointing, 1st node detectable |
| category_29 | 32= Stem elongation or jointing, 2nd node detectable |
| category_30 | 33= Stem elongation or jointing, 3rd node detectable |
| category_31 | 34= Stem elongation or jointing, 4th node detectable |
| category_32 | 35= Stem elongation or jointing, 5th node detectable |
| category_33 | 36= Stem elongation or jointing, 6th node detectable |
| category_34 | 37= Stem elongation or jointing, Flag leaf just visible |
| category_35 | 39= Stem elongation or jointing, Flag leaf ligule/collar just visible |
| category_36 | 41= Booting, Flag leaf sheath extending |
| category_37 | 43= Booting, Boot just visibly swollen |
| category_38 | 45= Booting, Boot swollen |
| category_39 | 47= Booting, Flag leaf sheath opening |
| category_40 | 49= Booting, First awns visible |
| category_41 | 51= Heading, First spikelet of head visible |
| category_42 | 53= Heading, ¼ of head emerged |
| category_43 | 55= Heading, ½ of head emerged |
| category_44 | 57= Heading, ¾ of head emerged |
| category_45 | 59= Heading, Emergence of head complete |
| category_46 | 61= Flowering or anthesis, Start of flowering |
| category_47 | 65= Flowering or anthesis, Flowering half complete |
| category_48 | 69= Flowering or anthesis, Flowering complete |
| category_49 | 71= Kernel and milk development, Kernel watery ripe (clear liquid) |
| category_50 | 73= Kernel and milk development, Early milk (liquid off -white) |
| category_51 | 75= Kernel and milk development, Medium milk (milky liquid) |
| category_52 | 77= Kernel and milk development, Late milk (more solids in milk) |
| category_53 | 81= Dough development, Very early dough (slides when crushed) |
| category_54 | 83= Dough development, Early dough (elastic, dry and shiny) |
| category_55 | 85= Dough development, Soft dough (firm, thumbnail mark not held) |
| category_56 | 87= Dough development, Hard dough (thumbnail impression held) |
| category_57 | 91= Ripening, Kernel hard (difficult to divide, 16% water) |
| category_58 | 92= Ripening, Kernel hard (not dented by thumbnail) |
| category_59 | 93= Ripening, Kernel loosening in daytime |
| category_60 | 94= Ripening, Overripe, straw dead and collapsing |
| category_61 | 95= Ripening, Seed dormant |
| category_62 | 96= Ripening, 50% of viable seed germinates |
| category_63 | 97= Ripening, Seed not dormant |
| category_64 | 98= Ripening, Secondary dormancy |
| category_65 | 99= Ripening, Secondary dormancy lost |
| language | EN |
| created_at | 2023-09-01-12:59:34 |