| CHEMICAL | Lysine | Lysine in the grain, expressed as percent of protein. | 3.05 | | WHEAT.LYSINE.LINCOLN | PI 191666 TR SD | Not Available |
| CYTOLOGIC | Chromosome Number | Laboratory determination of chromosome number. | 42 | | WHEAT.PLOIDY.ABERDEEN | PI 191666 TR04ID SD | Not Available |
| DISEASE | Dwarf Bunt | Reaction to Dwarf Bunt, TCK (causal fungus Tilletia controversa Kuhn), incidence expressed as the number of infected spikes divided by thhe total number of spikes, recorded as a percent of the susceptible check. | 80.0 | | WHEAT.DBUNT.GREENCANYON.08 | PI 191666 TR04ID SD | Not Available |
| DISEASE | Stripe Rust Seedling React 20 | Reaction to Stripe Rust PST 20 (incited by Puccinia striiformis) in the seedling plant stage. | 8 - SUSCEPTIBLE | | WHEAT.STRIPERUST.PULLMAN.GH.85 | PI 191666 TR SD | Not Available |
| DISEASE | Stripe Rust Seedling React 27 | Reaction to Stripe Rust PST 27 (incited by Puccinia striiformis) in the seedling plant stage. | 5 - INTERMEDIATE | | WHEAT.STRIPERUST.PULLMAN.GH.85 | PI 191666 TR SD | Not Available |
| DISEASE | Stripe Rust Seedling React 29 | Reaction to Stripe Rust PST 29 (incited by Puccinia striiformis) in the seedling plant stage. | 8 - SUSCEPTIBLE | | WHEAT.STRIPERUST.PULLMAN.GH.85 | PI 191666 TR SD | Not Available |
| GROWTH | Growth Habit | Growth habit, based on a spring planting. | W - WINTER | | WHEAT.HABIT.ABERDEEN.05 | PI 191666 TR04ID SD | Not Available |
| GROWTH | Plant Height | Average height of plants at maturity, measured in centimeters from the ground to top of the spike, excluding awns. See also related descriptor Plant Height Ratio. | 115 | | WHEAT.AGRON.MARICOPA.86 | PI 191666 TR SD | Not Available |
| INSECT | Cereal Leaf Beetle | Reaction to Cereal Leaf Beetle (Oulema melanopus), based on larval feeding damage. | 3 - OVER 40% FOLIAGE EATEN | | WHEAT.CLB.MICHIGAN.63.70 | PI 191666 TR94AZ SD | Not Available |
| INSECT | Russian Wheat Aphid Chlorosis2 | Reaction to the Russian Wheat Aphid Biotype 2 (Diuraphis noxia). Amount of chlorosis. See RWA Leafroll descriptor, also. | 9 - PLANT DEATH OR NO RECOVERY POSSIBLE | | WHEAT.RWA.FTCOLLINS.06A | PI 191666 TR04ID SD | Not Available |
| INSECT | Russian Wheat Aphid Leafroll2 | Reaction to the Russian Wheat Aphid Biotype 2 (Diuraphis noxia). Leafrolling symptoms. See RWA Chlorosis descriptor, also. | R - LEAVES ROLLED, LOOSELY TO TIGHTLY | | WHEAT.RWA.FTCOLLINS.06A | PI 191666 TR04ID SD | Not Available |
| MORPHOLOGY | Spike Density | Visual measure of spike density. | 3 - (1 = LAX, 9 = VERY DENSE) | | WHEAT.AGRON.ABERDEEN.21 | | Not Available |
| MORPHOLOGY | Spike Type | Shape characteristic of typical mature spikes. | 1 - FUSIFORM | | WHEAT.AGRON.ABERDEEN.21 | | Not Available |
| MORPHOLOGY | Glume Pubescence | Type and extent of glume pubescence. | 1 - ABSENT | | WHEAT.AGRON.MARICOPA.86 | PI 191666 TR SD | Not Available |
| MORPHOLOGY | Leaf Pubescence | Type and extent of leaf pubescence. | 1 - ABSENT | | WHEAT.AGRON.MARICOPA.86 | PI 191666 TR SD | Not Available |
| MORPHOLOGY | Glume Color | Color of the glumes. | 8 - WHITE/AMBER | | WHEAT.AGRON.ABERDEEN.21 | | Not Available |
| MORPHOLOGY | Kernel Color | Color of the kernels. | 3 - BROWN | | WHEAT.LAB.ABERDEEN.08A | PI 191666 TR04ID SD | Not Available |
| MORPHOLOGY | Awn Color | Color of the awns. | 8 - WHITE/AMBER | | WHEAT.AGRON.ABERDEEN.21 | | Not Available |
| MORPHOLOGY | Awn Type | Type and extent of the awns. | 1 - AWNED | | WHEAT.LAB.ABERDEEN.18 | | Not Available |
| MORPHOLOGY | Straw Breakage | Estimated amount of straw breakage at maturity. | 1 - NO BREAKAGE | | WHEAT.AGRON.MARICOPA.86 | PI 191666 TR SD | Not Available |
| MORPHOLOGY | Straw Lodging | Estimated amount of plant lodging near maturity. | 1 - NO LODGING | | WHEAT.AGRON.MARICOPA.86 | PI 191666 TR SD | Not Available |
| MORPHOLOGY | Shattering | Estimated amount of shattering at maturity. | 1 - NO SHATTERING | | WHEAT.AGRON.MARICOPA.86 | PI 191666 TR SD | Not Available |
| PRODUCTION | 1000 Kernel Weight | Thousand kernel weight, based on a 30ml volume sample size.
| 52.5 | | WHEAT.LAB.ABERDEEN.08A | PI 191666 TR04ID SD | Not Available |