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Accession TMe-3

TMe-3

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Passport data

Collection: Cassava collection Collection
Accession name: TMe-3 Accesion name
Accession number: 3 Accession number
Country of origin: NGA - Nigeria Country of origin
Cultivar name: 2ND AGRIC Cultivar name
Available: Yes Is accession available in genebank
Collection: IITACAS - Cassava collection Collection
GRIN taxa: GRIN:431678 Taxonomy code as used in GRIN
Taxonomy number: 2326 SINGER Taxonomy number
FAO in Trust: Yes FAO in Trust
In Core: Yes In Core collection
Annex 1: Yes Annex1
Ddigital Object Identifier: 10.18730/M3YR2 A unique alphanumeric string assigned by a registration agency (the International DOI Foundation) to identify content and provide a persistent link to its location on the Internet.
Possible duplication of cultivars name in Genebank: No duplicate on cultivar name Possible duplication of cultivars name in Genebank
Number of accessions with same cultivar name : 0 Number of accessions with same cultivar name
Storage: In vitro collection;Long term Storage
Acceurl: http://my.iita.org/accession2/accession/TMe-3 Acceurl
Genus: Manihot Genus
Species: esculenta Species
Subtaxa authority: Crantz Subtaxa authority
Acquisition date: 18/10/1971 Acquisition date
Latitude: 7.1666999 Latitude
Longitude: 5.6167002 Longitude
Biological status of accession: Traditional cultivar/L and race Biological status

Cassava characterization

Authors: IITA

Cassava characterization, Ibadan, Nigeria

Germination of stakes : 5.0 Germination of stakes recorded 1 month after planting
Initial vigor: 2 - Intermediate Initial vigor
Colour of unexpanded apical leaves : Dark green Colour of unexpanded apical leaves recorded 3 months after planting
Colour of first fully expanded leaf : Green Colour of first fully expanded leaf observed 3 months after planting
Leaf vein colour : Green purple Leaf vein colour recorded 3 months after planting
Pubescence of young leaves : Light Pubescence Pubescence of young leaves 3 months after planting
Leaf venation: Craspedodromous Types of leaf venation
Length of stipules: Medium Length of stipules measure 3 months after planting
Number of lobes: 9.0 Counts of the number of leaf lobes
Petiole length: Long (25-30cm) Petiole length measured 3 months after planting
Petiole colour: Purple Petiole colour recorded 3 months after planting
Distribution of anthocyanin : Totally pigmented Distribution of anthocyanin recorded 3 months after planting
Pubescence of young stem : Little pubescence Pubescence of young stem observed 3 months after planting
Number of plants remaining per accessions : 3.0 Total number of plants remaining per accessions after 3 months
Fruit set: Absent Observation for fruit setting
Fruit set level: Absent Quantity of fruit set
Ploidy level: 2x Type of ploidy level
Leaf retention: 25-50% leaf retention Quantity of leaf retained
Stay green ability: <100% Ability of the plants to stay green
Number of plants remaining per accession : 3 Total number of plants remaining per accession at 6months after planting
Level of branching at the end of flowering: 0 Level of branching at the end of flowering
Colour of boiled tuberous root: Cream Colour of boiled tuberous root
Height of the first apical branch: cm Height of the first apical branch [cm]
Growth habit of young stem: Straight Growth habit of young stem
Stem colour: Silver green Stem colour
Number of levels of branching: 0.0 Number of levels of branching
Angle of branching: No branching Angle of branching
Colours of unexpanded apical leaves at 9 months: Light green Colours of unexpanded apical leaves at 9 months
Colour of first fully expanded leaf at 9 months: Green Colour of first fully expanded leaf at 9 months
Leaf vein colour at 9 months: Green purple Leaf vein colour at 9 months
Pubescence of young leaf at 9 months: Light pubescence Pubescence of young leaf at 9 months
Total number of plants remaining per accession at 9 months: 4.0 Total number of plants remaining per accession at 9 months
Length of stipules at 9 months: Long Length of stipules at 9 months
Petiole length at 9 months: Medium (15-20cm) Petiole length at 9 months
Petiole colour at 9 months: Purple Petiole colour at 9 months
Distribution of anthocyanin at 9 months: Totally pigmented Distribution of anthocyanin at 9 months
Pubescence of young stem at 9 months: Light pubescence Pubescence of young stem at 9 months
Total number of plants remaining per accession at 12 months: 1.0 Total number of plants remaining per accession at 12 months
Number of storage root per plant: 2.0 Number of storage root per plant
Total root number per plant: 2.0 Total root number per plant
Total fresh weight of storage shoot per plant : 0.4 kg Total fresh weight of storage shoot per plant
Total shoot weight per plant: 0.4 Total shoot weight per plant
Total plant weight: 0.4 Total plant weight
Average plant weight: 0.4 Average plant weight
Amount of rotted storage root per plant: 2.0 Amount of rotted storage root per plant

Cassava Evaluation

Total number of plants affected by CMD: 0.0 Total number of plants affected by CMD
Incidence of Cassava Mosaic Diseases : 0.0 % Incidence of Cassava Mosaic Diseases scored in percentage
Severity of Cassava Mosaic Disease: No symptom Severity of Cassava Mosaic Disease
Total number of plants affected by CBB: 3.0 Total number of plants affected by CBB
Incidence of Cassava bacterial blight : 100.0 % Incidence of Cassava bacterial blight scored in percentages
Severity of Cassava bacterial blight: Extension and appearance of new lesions on stem and wilting of the first leaves Severity of Cassava bacterial blight
Total number of plants affected by CGM: 3.0 Total number of plants affected by CGM
Incidence of Cassava Green Mites: 1.0 Incidence of Cassava Green Mites
Severity of Cassava Green Mites: 2 Severity of Cassava Green Mites
Poundability: Very poundable ( very mealy) Poundability of boiled tubers
Taste of boiled root: Sweet Taste of boiled root
Estimate of storage root cyanide content by picrate test : Low Estimate of storage root cyanide content by picrate test
Severity of Cassava Anthracnose Disease: 1 Severity of Cassava Anthracnose Disease
IITA Accession - ver. 2  
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