Descriptor list details

Kenya genebank characterization descriptors for pigeon pea

1.0

Characterization descriptors for pigeon pea accessions used at Genetic Resources Research Institute (GeRRI) - Kenya. These descriptors have been adapted based on the IBPGR/ICRISAT descriptors for pigeonpea (1981).

Crop
Pigeonpea
Publisher
Genetic Resources Research Institute
Version
1.0
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Erect and compact
5Semi-spreading
7Spreading
9Trailing

Main colour of the plant stem.

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Green
2Sun red
3Purple

Main colour of the petals. Royal horticultural Society Colour Chart numbers in parenthesis.

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Ivory (Green white 157 B)
2Light yellow (yellow 6 D)
3Yellow (yellow 9 B)
4Orange (Orange 25 B)
5Red (Red 53 A)
6Purple (Red purple 59 A)

Colour of streaks on dorsal side of the vexillum (flag) and second colour of the wings and keel.

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
0No second flower colour
1Red
2Purple

Type of flowering pattern.

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Determinate
2Semi-determinate
3Indeterminate

Distance between lowest and topmost pod on the plant in cm.

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
cm

Number of days from date of sowing or first irrigation to when 50% of plants are flowering.

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
days

Height of the plant at maturity.

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
cm