Wheat Descriptors

3.1
Country of characterization 3.1

NOT AVAILABLE


3.2
Site 3.2

(Research institute)


3.3
Name of person in charge of characterization 3.3

NOT AVAILABLE


3.4
Sowing date 3.4

NOT AVAILABLE


3.4.1
Day 3.4.1

NOT AVAILABLE


3.4.2
Month 3.4.2

NOT AVAILABLE


3.4.3
Year 3.4.3

NOT AVAILABLE


3.5
Harvest date 3.5

NOT AVAILABLE


3.5.1
Day 3.5.1

NOT AVAILABLE


3.5.2
Month 3.5.2

NOT AVAILABLE


3.5.3
Year 3.5.3

NOT AVAILABLE


4.1
Vegetative 4.1

NOT AVAILABLE


4.1.1
Growth class

(seasonality)

1-Winter
2-Facultative (intermediate)
3-Spring

4.1.2
Plant height

Height of plant at maturity, measured in cm from ground to top of spike, excluding awns


4.2
Inflorescence 4.2

NOT AVAILABLE


4.2.1
Days to flower

Counted as days from sowing to 50% of plants in flower. However, when planting in dry soils in dryland areas it is counted from the first day of rainfall or irrigation which is sufficient for germination


4.2.2
Spike density

A visual measure of the density of a spike measured on a 1-9 scale. (NB. Spike density is not the same as spike shape.)

1-Very lax
3-Lax
5-Intermediate
7-Dense
9-Very dense

4.2.3
Awnedness

NOT AVAILABLE

0-Awnless
3-Awnletted (short awns)
7-Awned (conspicuous awns)

4.2.4
Glume colour

Observed on the outer glume

1-White
2-Red to brown
3-Purple to black

4.2.5
Glume hairiness

Measured on outer side of sterile glume

0-Absent
3-Low
7-High

4.2.6
Number of spikelets per spike

The average number of spikelets per spike from five typical spikes selected from a growing accession


4.2.7
Number of seeds per spikelet

The average number of seeds from a spikelet - obtained from the central portion of the spike - using the five typical spikes coded in 4.2.6


4.3
Seed 4.3

NOT AVAILABLE


4.3.1
Seed colour

NOT AVAILABLE

1-White
2-Red
3-Purple

4.3.2
Seed size

NOT AVAILABLE

3-Small
5-Intermediate
7-Large
9-Very large (only applies to some turgidum types)

4.3.3
Seed vitreousness

Glass-like appearance when seeds are transversely sectioned.

3-Not vitreous (soft)
5-Partly vitreous
7-Vitreous

5.1
Country of characterization

NOT AVAILABLE


5.2
Site 5.2

(Research institute)


5.3
Name of person in charge of characterization 5.3

NOT AVAILABLE


5.4
Sowing date 5.4

NOT AVAILABLE


5.4.1
Day 5.4.1

NOT AVAILABLE


5.4.2
Month 5.4.2

NOT AVAILABLE


5.4.3
Year 5.4.3

NOT AVAILABLE


5.5
Harvest date 5.5

NOT AVAILABLE


5.5.1
Day 5.5.1

NOT AVAILABLE


5.5.2
Month 5.5.2

NOT AVAILABLE


5.5.3
Year 5.5.3

NOT AVAILABLE


6.1
Vegetative 6.1

NOT AVAILABLE


6.1.1
Growth habit of young plant

Appearance during tillering, but before jointing

3-Upright
7-Prostrate

6.1.2
Tillering capacity

Subjective assessment of number of tillers per plant at low densities

3-Low
7-High

6.1.3
Daylength sensitivity

Extent to which long days hasten flowering

0-Insensitive
3-Low
7-High

6.2
Inflorescence 6.2

NOT AVAILABLE


6.3
Seed 6.3

NOT AVAILABLE


6.3.1
 Pre-harvest sprouting tendency

Tendency of grains to sprout in the ear as a result of high moisture near harvest.

3-Low sprouting
7-High sprouting

6.3.2
Degree of seed shrivelling

Appearance of dry seed after harvest

3-Plump
5-Intermediate
7-Shrivelled

6.3.3
Percentage protein content

Measured as percentage of dry weight (seed moisture equal to or less than 12%). Indicate the conversion factor used as either N ?6.25 or N ?5.6


6.3.4
Lysine

Percentage of lysine per unit of protein (absolute), (protein ratio)


6.3.5
Quality in food processing

NOT AVAILABLE

3-Good
7-Poor

6.3.5.1
Bread

NOT AVAILABLE


6.3.5.2
Biscuits

NOT AVAILABLE


6.3.5.3
Pasta

NOT AVAILABLE


7.1
Low Temperature

NOT AVAILABLE


7.1.1
Winter susceptibility

Measured as a loss of plants in a sowing


7.1.2
Cold susceptibility

Damage caused by cold to aerial parts of plants; not associated with death of plants in winter


7.2
High temperature

NOT AVAILABLE


7.3
Excess soil moisture

NOT AVAILABLE


7.4
Drought

NOT AVAILABLE


7.5
Soil acidity

NOT AVAILABLE


7.6
High soluble aluminium

NOT AVAILABLE


7.7
Salinity

NOT AVAILABLE


7.8
Low nitrogen

NOT AVAILABLE


7.9
Lodging

NOT AVAILABLE


8.1
Pests

NOT AVAILABLE


8.1.1
Nematode spp.

NOT AVAILABLE


8.1.2
Hessian fly

Mayetiola destructor


8.2
Fungi

NOT AVAILABLE


8.2.1
Stripe rust

Puccinia striformis


8.2.2
Stem rust

Puccinia graminis


8.2.3
Leaf rust 

Puccinia recondita


8.2.4
Powdery mildew

Erysiphe graminis


8.2.5
Glume blotch

Septoria nodorum


8.2.6
Eye spot

Pseudocercosporella herpotrichoides


8.2.7
Fusarium spp.

NOT AVAILABLE


8.2.8
Take all

Ophiobolus graminis


8.3
Bacteria

NOT AVAILABLE


8.4
Viruses and mycoplasma

NOT AVAILABLE


8.4.1
Barley yellow dwarf virus

NOT AVAILABLE