| CYTOLOGIC | Chromosome Number | Laboratory determination of chromosome number. | 28 | | WHEAT.PLOIDY.ABERDEEN | PI 264981 TR04ID SD | Not Available |
| DISEASE | Soil-Borne Mosaic Virus | Reaction to Soil-Borne Mosaic Virus (vectored by Polymyxa graminis). | 3 - (1 = RESISTANT, 9 = SUSCEPTIBLE) | | WHEAT.SBMV.MANHATTAN.00 | PI 264981 TR86ID 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. | 71.0 | | WHEAT.DBUNT.GREENCANYON.97 | PI 264981 TR86ID SD | Not Available |
| DISEASE | Powdery Mildew | Reaction to Powdery Mildew (incited by Erysiphe graminis f.sp. Tritici). Rated at Feekes growth stage GS 10.3. | 5 - 1-5% leaf area affected on second leaf | | WHEAT.PMILDEW.RALEIGH.96 | PI 264981 TR86ID SD | Not Available |
| DISEASE | Leaf Rust Adult | Reaction to Leaf Rust (incited by Puccinia triticina) in the adult plant stage, measured on the flag leaf. | 8 - SEVERITY => 10%; INFECTION TYPE = S | | WHEAT.LEAFRUSTAD.MANHATTAN.00 | PI 264981 TR86ID SD | Not Available |
| DISEASE | Barley Yellow Dwarf Virus UR | Reaction to Barley Yellow Dwarf Virus - Urbana. | 4 - (1 = RESISTANT, 9 = SUSCEPTIBLE) | | WHEAT.BYDV.URBANA.89 | PI 264981 TR86ID SD | Not Available |
| DISEASE | Stripe Rust Adult Reaction MTV | Reaction to Stripe Rust (incited by Puccinia striiformis) in the adult plant stage in the field. See also related descriptor Stripe Rust Adult Severity. Grown in Mt. Vernon. | 2 - RESISTANT | | WHEAT.STRIPERUST.MTVERNON.87 | PI 264981 TR86ID SD | Not Available |
| DISEASE | Stripe Rust Adult Reaction PUL | Reaction to Stripe Rust (incited by Puccinia striiformis) in the adult plant stage in the field. See also related descriptor Stripe Rust Adult Severity. Grown in Mt. Vernon. Grown in Pullman. | 0 - RESISTANT, NO SYMPTOMS | | WHEAT.STRIPERUST.PULLMAN.87 | PI 264981 TR86ID SD | Not Available |
| DISEASE | Stripe Rust Adult Severity MTV | Percent severity or intensity of Stripe Rust (incited by Puccinia striiformis) in the adult plant stage in the field. See also related descriptor Stripe Rust Adult Reaction. Grown in Mt. Vernon. | 2 | | WHEAT.STRIPERUST.MTVERNON.87 | PI 264981 TR86ID SD | Not Available |
| DISEASE | Stripe Rust Adult Severity PUL | Percent severity or intensity of Stripe Rust (incited by Puccinia striiformis) in the adult plant stage in the field. See also related descriptor Stripe Rust Adult Reaction. Grown in Mt. Vernon. Grown in Pullman. | 0 | | WHEAT.STRIPERUST.PULLMAN.87 | PI 264981 TR86ID SD | Not Available |
| GROWTH | Growth Habit | Growth habit, based on a spring planting. | S - SPRING | | WHEAT.HABIT.ABERDEEN.00 | PI 264981 TR86ID 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. | 85 | | WHEAT.AGRON.ABERDEEN.86 | PI 264981 TR86ID SD | Not Available |
| GROWTH | Plant Height Ratio | Height of the wheat plant from ground to the top of the spike (excluding awns) at maturity. Expressed as a ratio of the check entry. See also related descriptor Plant Height. | 1.727 | | WHEAT.AGRON.MARICOPA.99 | PI 264981 TR86ID SD | Not Available |
| INSECT | Hessian Fly Biotype C | Reaction to Hessian fly Biotype C (Mayetiola destructor). | 9 - SUSCEPTIBLE (81-100% S) | | WHEAT.HESSIANFLY.WLAF.87 | PI 264981 TR86ID SD | Not Available |
| INSECT | Hessian Fly Biotype E | Reaction to Hessian fly Biotype E (Mayetiola destructor). | 9 - SUSCEPTIBLE (81-100% S) | | WHEAT.HESSIANFLY.WLAF.87 | PI 264981 TR86ID SD | Not Available |
| INSECT | Russian Wheat Aphid Chlorosis1 | Reaction to the Russian Wheat Aphid Biotype 1 (Diuraphis noxia). Amount of chlorosis. See RWA Leafroll descriptor, also. | 9 - PLANT DEATH OR NO RECOVERY POSSIBLE | | WHEAT.RWA.STILLWATER.93 | PI 264981 TR86ID SD | Not Available |
| INSECT | Russian Wheat Aphid Leafroll1 | Reaction to the Russian Wheat Aphid Biotype 1 (Diuraphis noxia). Leafrolling symptoms. See RWA Chlorosis descriptor, also. | R - LEAVES ROLLED, LOOSELY TO TIGHTLY | | WHEAT.RWA.STILLWATER.93 | PI 264981 TR86ID SD | Not Available |
| MORPHOLOGY | Spike Density | Visual measure of spike density. | 6 - (1 = LAX, 9 = VERY DENSE) | | WHEAT.LAB.ABERDEEN.18 | | Not Available |
| MORPHOLOGY | Spike Type | Shape characteristic of typical mature spikes. | 3 - OBLONG | | WHEAT.AGRON.ABERDEEN.86 | PI 264981 TR86ID SD | Not Available |
| MORPHOLOGY | Glume Pubescence | Type and extent of glume pubescence. | 1 - ABSENT | | WHEAT.AGRON.ABERDEEN.86 | PI 264981 TR86ID SD | Not Available |
| MORPHOLOGY | Leaf Pubescence | Type and extent of leaf pubescence. | 1 - ABSENT | | WHEAT.AGRON.ABERDEEN.86 | PI 264981 TR86ID SD | Not Available |
| MORPHOLOGY | Straw Color | Color of straw at maturity. | 9 - YELLOW | | WHEAT.AGRON.ABERDEEN.86 | PI 264981 TR86ID SD | Not Available |
| MORPHOLOGY | Glume Color | Color of the glumes. | 8 - WHITE/AMBER | | WHEAT.LAB.ABERDEEN.18 | | Not Available |
| MORPHOLOGY | Kernel Color | Color of the kernels. | 7 - TAN | | WHEAT.LAB.ABERDEEN.09B | PI 264981 TR04ID SD | Not Available |
| MORPHOLOGY | Awn Color | Color of the awns. | 8 - WHITE/AMBER | | WHEAT.LAB.ABERDEEN.18 | | 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. | 2 - (1 = NO BREAKAGE, 9 = ALL PLANTS) | | WHEAT.AGRON.ABERDEEN.86 | PI 264981 TR86ID SD | Not Available |
| MORPHOLOGY | Straw Lodging | Estimated amount of plant lodging near maturity. | 3 - (1 = NO LODGING, 9 = ALL PLANTS FLAT) | | WHEAT.AGRON.ABERDEEN.86 | PI 264981 TR86ID SD | Not Available |
| PHENOLOGY | Days to Anthesis | Days from January 1 (Julian) when 50% of the spikes are fully exserted from the boot. See also related descriptor Days to Flowering. | 178 | | WHEAT.AGRON.ABERDEEN.86 | PI 264981 TR86ID SD | Not Available |
| PHENOLOGY | Days to Flowering | Number of days from January 1 (inclusive) when 50% of the spikes are fully exserted from the boot. Expressed as a ratio of the check entry. See also related descriptor Days to Anthesis. | 1.369 | | WHEAT.AGRON.MARICOPA.99 | PI 264981 TR86ID SD | Not Available |
| PRODUCTION | 1000 Kernel Weight | Thousand kernel weight, based on a 30ml volume sample size.
| 49.6 | | WHEAT.LAB.ABERDEEN.09B | PI 264981 TR04ID SD | Not Available |