Descriptors for Amaranthus

2008

Prepared by William Solano & Andreas W. Ebert and revised by Georgina Vargas Simón in July 2008, based on the AVRDC-GRSU list. Abbreviations of descriptors standardized and adapted for the database: Alexánder Salas S., August 2009. Revised and modified by William Solano, January 2010

Crop
amaranthus
Publisher
Not specified
Version
2008

Number of days from sowing until 50% of the seeds have germinated

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
días

Number of days when 50% of seeds germinated

Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Fast (Less than 2 days)
2Normal (2 to 7 days)
3Slow (More than 7 days)
4Irregular
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Erecto
2Prostrate
3Another

Height of an average of 10 plants at flowering

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Cm

Only in case of erect habitus

Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1No branching
2Few branches (all near the base of the stem)
3Many branches (all near the base of the stem)
4Branches distributed along the stem

Average of 10 branches in cm

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Cm

Length of lateral branches at the top of the plant (average of 10 branches in cm)

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Cm
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1No pubescence
2Download
3Intermediate
4Very pubescent
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Green
2Yellow
3Pink
4Red
5Purple
6Other color
Original language
Spanish
Classification
Characterization
Data type
Yes/no

Measured on the sixth leaf. Average of 10 leaves

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Cm

Measured on the sixth leaf. Average of 10 leaves

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Cm
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1No pubescence
2Low pubescence
3Very pubescent

Measurement at flowering

Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1All purple or red film
2Pigmented basal area
3Central spot
4Two V-shaped stripes
5A V-shaped strip
6Margin and pigmented veins
7A pale green or chlorotic stripe on normal green
8Normal green
9Dark green
10Other (specify)
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Lanceolate (similar to ovate, but the end is pointed)
2Elliptical (longest axis in the center of the blade, symmetrically curved margins)
3Wedge-shaped = obtriangular (the petiole is at the apex of a triangle)
4Obovada (inversely ovate)
5Ovate (larger diameter below the central axis; symmetrically curved margins, egg-shaped or ovatained)
6Rhombic (longest axis in the center of the leaf, straight margins, diamond shape)
7Oval
8Other (specify)
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Entera
2Crenada
3Corrugated
4Other (specify)
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Soft
2Prominent
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Green
2Dark green
3Pink
4Red
5Purple
6Other (specify)

From sowing until 50% of the plants have inflorescences

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Días

Average of 10 plants in cm

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Cm

Average of 10 plants in cm

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Cm
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Spike (dense = flowers in a compact form)
2Panicle (with short branches)
3Panicle (with long branches)
4Clover shape at the ends
5Other (specify)
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Erecta
2Semierecta
3Decumbent
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Scarce
2Intermediate
3Compact (Dense)
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1White
2Yellow
3Green
4Pink
5Pardo
6Red
7Purple
8Other (specify)
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Absent
2Present

Average of 10 plants in cm

Original language
Spanish
Classification
Characterization
Data type
Numeric
Unit of measure
Cm
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Monoica
2Dioica
3Polygamous

Measure before harvest

Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1None/Little (<10%)
2Moderate (10-50%)
3High (>50%)
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Yellowish-white
2Yellow-grayish
3Pink
4Pardo
5Black
6Other color (specify)

Determine with a magnifying glass

Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Translucent or hyaline
2Intermediate
3Opaque
Original language
Spanish
Classification
Characterization
Data type
Coded
CodeTermDescription
1Round
2Ellipsoid or ovoid
4Lenticular

Average of 10 plants, determined at a humidity of 12 to 14%

Original language
Spanish
Classification
Characterization
Data type
Numeric

Determined at a humidity of 12 to 14%

Original language
Spanish
Classification
Characterization
Data type
Numeric