ITC0662 - Khai Thong Ruang

 

ITC0662(subgr. Ibota)
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Passport Data
Country of origin: Country of origin: Thailand
PDCIm Score: 6.84
Available for distribution:
Accession number: ITC0662
Accession name: Khai Thong Ruang
DOI: 10.18730/9KCHA
Biological status of accession: traditional cultivar or landrace
Taxonomic classification:
Musaceae
Musa
Eumusa
AAA
subgr. Ibota
Institute code: BEL084 (ITC)
Acquisition date: 1989-12-13
Status: active
Type of storage:
In Vitro Collection
Cryopreserved Collection
Lyophilized Leaves
Morphological Characterization Pictures
Morphological Characterization Data

6.2 - Pseudostem / Suckers

6.2.1 - Pseudostem height [m] <=2
6.2.6 - Pigmentation of the underlying pseudostem Purple

6.3 - Petiole / Midrib / Leaf

6.3.1 - Blotches at the petiole base Extensive pigmentation
6.3.3 - Petiole canal leaf III Straight with erect margins
6.3.4 - Petiole margins Winged and clasping the pseudostem
6.3.6 - Petiole margin colour Green
6.3.7 - Edge of petiole margin With a colour line along
6.3.22 - Colour of cigar leaf dorsal surface Green

6.4 - Inflorescence / male bud

6.4.6 - Bunch position Hanging at angle 45°
6.4.7 - Bunch shape With a curve in the bunch axis
6.4.12 - Rachis position Falling vertically
6.4.13 - Rachis appearance Bare
6.4.15 - Male bud shape Lanceolate
6.4.16 - Male bud size [cm] >=31 cm

6.5 - Bract

6.5.1 - Bract base shape Medium
6.5.2 - Bract apex shape Intermediate
6.5.3 - Bract imbrication Young bracts slightly overlap
6.5.5 - Colour of the bract internal face Red
6.5.12 - Bract behaviour before falling Revolute (rolling)

6.6 - Male flower

6.6.2 - Compound tepal basic colour Yellow
6.6.4 - Lobe colour of compound tepal Yellow
6.6.13 - Anther colour Yellow
6.6.24 - Dominant colour of male flower Yellow

6.7 - Fruit

6.7.2 - Number of fruits 13-16
6.7.3 - Fruit length [cm] <=15 cm
6.7.4 - Fruit shape Straight (or slightly curved)
6.7.6 - Fruit apex Bottle-necked
6.7.7 - Remains of flower relicts at fruit apex Without any floral relicts
6.7.8 - Fruit pedicel length [mm] >=21 mm
Phenotyping

Experiment: 1

Institute: IITA
Date of planting: 2014/08/22
Date of data collection: 2015/11/24
Observable Attribute Value
anther Anther colour cream
bract Bract behaviour before falling revolute (rolling)
bract Colour of bract internal face orange red
bract Colour of bract external face purple-brown
bract apex Bract imbrication at apex of male bud moderately imbricate
bract apex Bract apex shape slightly pointed
cigar leaf Pigmentation of outer surface of cigar leaf on sucker green
flower 6.6.24 - Dominant colour of male flower cream
fruit Fruit length less than or equal to 15 cm
fruit Remains of flower relicts at fruit apex without any floral relicts
fruit Fruit apex point pointed
fruit Number of fruits on mid-hand of the bunch equal to or more than 17
fruit Fruit shape of curve straight (or slightly curved)
fruit pedicel Fruit pedicel length less than or equal to 10 mm
fruit pedicel 6.7.11 - Fusion of pedicels no visible sign of fusion
inflorescence bud Male bud length 23-18
inflorescence bud Male bud shape like a top
infructescence Bunch shape other
infructescence Number of hands measured 6
infructescence Bunch position hanging at a 45 degree angle
infructescence axis Male rachis position with a curve
infructescence axis Male rachis appearance bare
petiole canal Margin behaviour on petiole canal of third leaf straight with erect margins
petiole margin Petiole margins winged winged and not clasping the pseudostem
petiole margin Petiole margin colour green
petiole margin Colour line along edge of petiole margin contrast between margin and petiole (with a contrasting colour line along)
petiole proximal end Blotches relative area at petiole base extensive pigmentation
plant sap 6.2.7 - Sap colour whitish
pseudostem Pseudostem height 2.1-2.9 m
pseudostem Main underlying colour of pseudostem green
tepal Lobe colour of tip of compound tepal yellow
tepal Compound tepal main colour cream

Experiment: 2

Institute: IITA
Date of planting: 2014/08/22
Date of data collection: 2015/12/03
Observable Attribute Value
anther Anther colour cream
bract Colour of bract external face purple-brown
bract Colour of bract internal face orange red
bract Bract behaviour before falling revolute (rolling)
bract apex Bract apex shape slightly pointed
bract apex Bract imbrication at apex of male bud moderately imbricate
cigar leaf Pigmentation of outer surface of cigar leaf on sucker green
flower 6.6.24 - Dominant colour of male flower cream
fruit Fruit shape of curve straight (or slightly curved)
fruit Number of fruits on mid-hand of the bunch equal to or more than 17
fruit Fruit apex point pointed
fruit Remains of flower relicts at fruit apex without any floral relicts
fruit Fruit length less than or equal to 15 cm
fruit pedicel Fruit pedicel length 11-20 mm
fruit pedicel 6.7.11 - Fusion of pedicels no visible sign of fusion
inflorescence bud Male bud shape like a top
inflorescence bud Male bud length 20-15
infructescence Bunch shape other
infructescence Bunch position hanging at a 45 degree angle
infructescence Number of hands measured 7
infructescence axis Male rachis position with a curve
infructescence axis Male rachis appearance bare
petiole canal Margin behaviour on petiole canal of third leaf straight with erect margins
petiole margin Petiole margins winged winged and not clasping the pseudostem
petiole margin Petiole margin colour green
petiole margin Colour line along edge of petiole margin no contrast between margin and petiole (without a colour line along)
petiole proximal end Blotches relative area at petiole base extensive pigmentation
plant sap 6.2.7 - Sap colour whitish
pseudostem Pseudostem height 2.1-2.9 m
pseudostem Main underlying colour of pseudostem light green
tepal Lobe colour of tip of compound tepal yellow
tepal Compound tepal main colour cream

Experiment: 3

Institute: IITA
Date of planting: 2014/08/22
Date of data collection: 2015/12/17
Observable Attribute Value
anther Anther colour cream
bract Colour of bract external face pink-purple
bract Bract behaviour before falling revolute (rolling)
bract Colour of bract internal face pink-purple
bract apex Bract apex shape slightly pointed
bract apex Bract imbrication at apex of male bud moderately imbricate
cigar leaf Pigmentation of outer surface of cigar leaf on sucker green
flower 6.6.24 - Dominant colour of male flower cream
fruit Number of fruits on mid-hand of the bunch 13-16
fruit Fruit shape of curve straight (or slightly curved)
fruit Fruit apex point pointed
fruit Remains of flower relicts at fruit apex without any floral relicts
fruit Fruit length 16-20 cm
fruit pedicel Fruit pedicel length less than or equal to 10 mm
fruit pedicel 6.7.11 - Fusion of pedicels no visible sign of fusion
inflorescence bud Male bud shape like a top
inflorescence bud Male bud length 23-17
infructescence Bunch shape other
infructescence Number of hands measured 7
infructescence Bunch position hanging at a 45 degree angle
infructescence axis Male rachis appearance bare
infructescence axis Male rachis position with a curve
petiole canal Margin behaviour on petiole canal of third leaf straight with erect margins
petiole margin Petiole margins winged winged and not clasping the pseudostem
petiole margin Petiole margin colour green
petiole margin Colour line along edge of petiole margin no contrast between margin and petiole (without a colour line along)
petiole proximal end Blotches relative area at petiole base extensive pigmentation
plant sap 6.2.7 - Sap colour whitish
pseudostem Pseudostem height equal to or more than 3 m
pseudostem Main underlying colour of pseudostem light green
tepal Lobe colour of tip of compound tepal yellow
tepal Compound tepal main colour cream
Collecting/acquisition source
Type Name Donor Code Donor Institute Country
1. Collection CIRAD CIRAD II.04.30.005.002; (LCIV THA019) Donor Institute Country: France
Collecting Location
Not available
Genetic Integrity
Ploidy: 3x   (Musa Genotyping Centre (MGC), Institute of Experimental Botany (IEB), Olomouc, Czeck Republic, 25/01/2001)
Field verified: yes
Molecular Characterisation
Molecular and cytological characterization of the global Musa germplasm collection
DArT whole genome profiling of ITC accessions
Taxonomic Reference Collection (TRC)
Musa Genotyping Center Results (triploids)
Musa Genotyping Center Results (diploids)
Publications
  • Mabonga L, Pillay M.  2017.  SCAR Marker for the A Genome of Bananas (Musa spp. L.) Supports Lack of Differentiation between the A and B Genomes. Journal of Agricultural Science. 9:64.
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  • Sardos J., Perrier X., Doležel J., Hřibová E., Christelová P., Van den Houwe I., Kilian A., Roux N..  2016.  DArT whole genome profiling provides insights on the evolution and taxonomy of edible Banana (Musa spp.). Annals of Botany. 118(7):mcw170.
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  • Christelová P, De Langhe E, Hřibová E, Číżková J, Sardos J, Hušáková M, Sutanto A, Kepler AKay, Swennen R, Roux N.  2016.  Molecular and cytological characterization of the global Musa germplasm collection provides insights into the treasure of banana diversity. Biodiversity and Conservation. 26:801.
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  • Hidalgo W, Chandran JN, Menezes RC, Otálvaro F, Schneider B.  2016.  Phenylphenalenones protect banana plants from infection by Mycosphaerella fijiensis and are deactivated by metabolic conversion. Plant, cell & environment. 39:492–513.
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