Descriptor list details

Key descriptors for Strychnos cocculoides

1.0

Key descriptors for Strychnos cocculoides

Crop
Agroforestry species
Publisher
© World Agroforestry, 2021 ISBN: 978-9966-108-45-6
Bibliographic citation

Muchugi A., Alercia A., Chege J., Kang’ethe S., Jamnadass R., Cognetti de Martiis S., Cerutti AL., Nyoka IB. 2021. Key descriptors for Strychnos cocculoides (Baker). World Agroforestry, Nairobi, Kenya.

Version
1.0

Measure from ground level to the top of the tree.

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
m

Record diameter at breast height.

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
cm
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Rounded
2Semi-circular
3Pyramidal
4Irregular
99Other (specify in the Notes descriptor)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Grey
2Brown
99Other (specify in the Notes descriptor)

Observe 10 trees randomly selected and record the predominant surface.

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Smooth
2Fissured
3Rough
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Erect
2Spreading
3Drooping
Classification
Characterization descriptor
Data type
Numeric
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
0Absent
1Straight
2Recurved
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Yellowish green
2Grey
3Brown
4Green
5Dark green
99Other (specify in the Notes descriptor)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Ovate
2Oblong
3Obovate
4Roundish
99Other (specify in the Notes descriptor)

Observe 20 flowers randomly selected and record the average.

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1White
2Cream
3Yellow
4Grey
5Light green
6Green
99Other (specify in the Notes descriptor)

Observed on ripe fruits

Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Yellow
2Orange
99Other (specify in the Notes descriptor)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
0Absent
1Present

Measured from the base to the tip of the fruit. Record the average length of 10 fruits randomly selected.

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
cm

Record the average diameter of 10 fruits randomly selected at the widest point

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
cm

Record the average weight of 10 mature fruits randomly selected

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
g

Measured at the midpoint of the fruit shell

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
mm
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Whitish
2Yellow
3Brown
99Other (specify in the Notes descriptor)
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Sweet
2Bitter
3Sour
4Sweet and Sour
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Pungent
2Bitter
3Spicy
4Smoky
Classification
Characterization descriptor
Data type
Coded
CodeTermDescription
1Jelly-like
2Juicy

Record the average seed number of 10 fruits

Classification
Characterization descriptor
Data type
Numeric

Record the weight of 100 seeds randomly sampled

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
g

Record the number of mature fruits on tree

Classification
Characterization descriptor
Data type
Numeric

Ascorbic acid content for Vitamin C

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
mg/100g-1 DW

Energy value

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
kJ/100 g

Iron content

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
mg/100g DW

Magnesium content

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
mg/100g DW

Potassium content

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
mg/100g DW

Moisture content

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
%

Fibre content

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
g/100g

Strychnine content

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
%

Fat content

Classification
Characterization descriptor
Data type
Numeric
Unit of measure
g/100g