Kenya genebank characterization descriptors for sesame

1.0

Characterization descriptors for sesame as used at the Genetic Resources Research Institute (GeRRI) - Kenya. These descriptors are based on the IBPGR descriptors for sesame (1981).

Crop
Sesame
Publisher
Genetic Resources Research Institute
Version
1.0

Counted as days from sowing to 50% of seedling emergence.

Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
days
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
0Absent
1Present
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Green
2Green with white margin
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Flats
2Cup shaped
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Sessile
2Pedicellate
Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
mm
Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
mm

Absence or presence of pigments recorded on a mature plant.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Yellow
2Green
3Purple
Original language
English
Classification
Characterization
Data type
Scale
0
1
2
3
4
5
6
7
8
9

Legend:

0

Glabrous

3

Sparse

7

Hairy

9

Very hairy

Stem shape in cross section.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Square
2Round

No. of branches per plant. Average of 5 random plant from the middle of the plot.

Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
Number

Visual classification of plant type.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
NNon-branching
TTop-branching
MMiddle branching
BBasal branching

Recorded at onset of flowering.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Green
2Green with yellowish cast
3Green with blue-grey cast
4Green with Purple cast

Hairiness of leaf recorded on ventral surface of bottom leaves.

Original language
English
Classification
Characterization
Data type
Scale
0
1
2
3
4
5
6
7
8
9

Legend:

0

Glabrous

3

Sparse

7

Hairy

9

Very hairy

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Opposite
2Alternate
3Fixed
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Entire
2Lobed
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Flat
2Cup shaped
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
0Absent
1Present
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
3Acute
5Horizontal
7Drooping

Counted as number of days from sowing to 50% of plants start pod setting.

Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
days

Visual measurement of the colour of the flower at 50% flowering.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
CCreamy
PPurple
WWhite
WPWhitish purple
CWCreamish white
LCLight cream
CPCreamish purple
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1White
2White with violet/ purple shading
3White with deep violet/purple border
4Violet
5Purple
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Colourless
2Coloured
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Colourless
2Yellow

Recorded at dehiscence.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
3Low
7High
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Exserted
2Enclosed
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Rudimentary
2Developed
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Glabrous
2Hairy
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1One
2More than one

Number of nodes on the main stem.

Original language
English
Classification
Characterization
Data type
Numeric

Mean value from the main stem of 5 plants.

Original language
English
Classification
Characterization
Data type
Numeric

Counted as number of days from sowing to 50% of plants start pod setting.

Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
days

Visual classification of no. of capsules per leaf axil.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1One
2More than one

Counted as no. of pods per plant. Mean of 5 random plants from the middle of the plot.

Original language
English
Classification
Characterization
Data type
Numeric

Number of chambers(locules) counted from a cross section of a capsule.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
4Bicarpellatum
8Quadricarpellatum

Attachment of the seeds to the placenta when capsule dehisce.

Original language
English
Classification
Characterization
Data type
Scale
1
2
3
4

Legend:

1

Attached

4

Loose

Mean length in mm from shoulder to shoulder.

Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
mm

Description of the capsules used for capsules length.

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Tappered
2Narrow oblong
3Broad oblong
4Square
XMixed accession
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Two
2More than two
Original language
English
Classification
Characterization
Data type
Scale
0
1
2
3
4
5
6
7

Legend:

0

Glabrous

3

Sparse

7

Profuse

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
3Short
7Long
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Straw
2Brown/Tan
3Purple
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
3Thin
7Thick

Mean no. of seeds per capsule.

Original language
English
Classification
Characterization
Data type
Numeric
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
0Absent
1Present
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1White
2Light Brown
3Brown
4Reddish Brown
5Grey
6Black
7Green
8Yellow
Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Smooth
2Rough

Counted as number of days from sowing to 75% of plants reaching physiological maturity.

Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
days

Height of plant at maturity. Mean height of 5 random plant measured in cm.

Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
cm

Susceptibility to lodging is taken before harvest on a scale similar to percentages.

Original language
English
Classification
Characterization
Data type
Scale
0
1
2
3
4
5
6
7
8
9

Legend:

0

No lodging

1

Very few lodged

2

Almost 50% lodged

9

Complete lodging

Original language
English
Classification
Characterization
Data type
Coded
CodeTermDescription
1Shallow
2Deep thin
3Tuberous

In grams per plant for not less than 10 plants .

Original language
English
Classification
Characterization
Data type
Numeric
Unit of measure
gr