| CHEMICAL | Oil Percentage | Whole kernel oil concentration corrected to a standard moisture level (dry weight basis). Value is expressed in percent oil. The method of obtaining the value is described in the method record and may be by calibrated NIR or using wet lab procedures. | 6.2 | | MAIZE.NIR.DUPONT-PIONEER.2000 | PI 550442 97ncai01 SD | |
| COMMENT | Notes and Remarks | Observations made by cooperators or curators while evaluating or regenerating germplasm. Usually these observations are not published and need verification or there are too few observations of this type to promote a separate trait. | OBSERVATION-NURSERY_YES | | MAIZE.OBS.INBRED.DIVERSITY.2010.NCIANYMO | PI 550442 97ncai01 SD | |
| DISEASE | Stewarts Wilt | Plant response to the Stewart's wilt organism (Pantoea stewartii subsp. stewartii (Smith) Mergaert, Verdonck & Kersters) formerly called (Erwinia stewartii (Smith) Dye ). The trait is coded 1-9 with 1 representing the most resistant response and 9 the most susceptible response. | 1 - (1) Little or no spread. | 20 | MAIZE.STEWARTS.NCRPIS.2002 | PI 550442 97ncai01 SD | |
| DISEASE | Stewarts Wilt | Plant response to the Stewart's wilt organism (Pantoea stewartii subsp. stewartii (Smith) Mergaert, Verdonck & Kersters) formerly called (Erwinia stewartii (Smith) Dye ). The trait is coded 1-9 with 1 representing the most resistant response and 9 the most susceptible response. | 2 - (2) Limited spread with water-soaking, chlorosis, or necrosis withiint 3 cm. | 33 | MAIZE.STEWARTS.NCRPIS.2003 | PI 550442 97ncai01 SD | |
| DISEASE | Stewarts Wilt | Plant response to the Stewart's wilt organism (Pantoea stewartii subsp. stewartii (Smith) Mergaert, Verdonck & Kersters) formerly called (Erwinia stewartii (Smith) Dye ). The trait is coded 1-9 with 1 representing the most resistant response and 9 the most susceptible response. | 3 - (3) Limited spread predominately toward tip end of leaf only. | 31 | MAIZE.STEWARTS.NCRPIS.2004 | PI 550442 97ncai01 SD | |
| INSECT | European Corn Borer Gen1 | RESISTANCE TO THE FIRST GENERATION OF EUROPEAN CORN BORER. | 8 - (8) Mostly susceptible. Long lesions on two-thirds of the leaves | 6 | MAIZE.ECB1.AMES.98 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Kernel Type | KERNEL TYPE | C - DENT (15%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Kernel Type | KERNEL TYPE | D - SEMIDENT (75%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Kernel Type | KERNEL TYPE | E - SEMIFLINT (10%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Kernel Color | KERNEL COLOR | A - WHITE (100%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Kernel Row Arrangement | ARRANGEMENT OF KERNEL ROWS FROM THE BASE TO THE TIP OF THE EAR. | 1 - REGULAR (75%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Kernel Row Arrangement | ARRANGEMENT OF KERNEL ROWS FROM THE BASE TO THE TIP OF THE EAR. | 2 - IRREGULAR (15%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Kernel Row Arrangement | ARRANGEMENT OF KERNEL ROWS FROM THE BASE TO THE TIP OF THE EAR. | 4 - SPIRAL (10%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Kernel row Number | NUMBER OF KERNEL ROWS COUNTED ON THE CENTRAL PART OF THE UPPERMOST EAR ON THE PLANT. | 0 | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Ear Length | LENGTH OF THE EAR IN CENTIMETERS. | 10.5 | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Cob Color | COLOR OF THE COB | 1 - WHITE (100%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Cob Color | COLOR OF THE COB | 1 - WHITE (100%) | 2 | MAIZE.OBS.INBRED.DIVERSITY.2011.IA | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Upper Kernel Shape | SHAPE OF THE UPPER SURFACE OF THE KERNEL. | 2 - INDENTED (90%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Upper Kernel Shape | SHAPE OF THE UPPER SURFACE OF THE KERNEL. | 4 - ROUNDED (10%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Endosperm Color | COLOR OF THE HARD ENDOSPERM LAYER | 1 - WHITE (100%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Ear Shape | SHAPE OF THE UPPERMOST EAR | 1 - CYLINDRICAL (60%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Ear Shape | SHAPE OF THE UPPERMOST EAR | 2 - CYLINDRICAL - CONICAL (40%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Aleurone Color | The color and pattern of the kernel aleurone layer. The first entry represents the color and the second number represents the pattern of that color. | 11 - COLORLESS / UNIFORM (100%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Pericarp Color | THE COLOR AND THE PATTERN OF THE PERICARP. THE FIRST NUMBER IS THE COLOR, THE SECOND NUMBER IS THE PATTERN. | 11 - COLORLESS / UNIFORM (100%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Glume Development | Glume development | 1 - None (100%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| MORPHOLOGY | Colored Silk Scar | Colored Silk Scar | N - Colored silk scar is not present (100%) | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| PHENOLOGY | AES Maturity | A maturity rating based on comparisons to checks with a known maturity. Groups are given numerical assignments with low numbers requiring fewer days to maturity. | 800.00000 | | MAIZE.DONOR.INITIAL.OBSERVATION | | Not Available |
| PHENOLOGY | GDU ANTHESIS F LAT40-49 | Growing degree units (GDU or GDD) from planting to 50% anthesis in degrees farenheit. Data is taken at 40 to 49 degrees N or S latitude. This (86,50) system uses the equation ((Tmax+Tmin)/2)-50. Tmax to 86 maximum and Tmin to 50 minimum. | 1472 | | MAIZE.NLB.PIONEER.JOHNSTON.2007 | PI 550442 97ncai01 SD | |
| PHENOLOGY | GDU SILKING F LAT40-49 | Growing degree units (GDU or GDD) from planting to 50% silking in degrees farenheit. Data is taken at 40 to 49 degrees N or S latitude. This (86,50) system uses the equation ((Tmax+Tmin)/2)-50. Tmax to 86 maximum and Tmin to 50 minimum. | 1421 | 14 | MAIZE.OBS.INBRED.DIVERSITY.2010.IA | PI 550442 97ncai01 SD | |
| PHENOLOGY | GDU SILKING F LAT40-49 | Growing degree units (GDU or GDD) from planting to 50% silking in degrees farenheit. Data is taken at 40 to 49 degrees N or S latitude. This (86,50) system uses the equation ((Tmax+Tmin)/2)-50. Tmax to 86 maximum and Tmin to 50 minimum. | 1459 | 3 | MAIZE.OBS.INBRED.DIVERSITY.2010.NY | PI 550442 97ncai01 SD | |
| PHENOLOGY | GDU SILKING F LAT40-49 | Growing degree units (GDU or GDD) from planting to 50% silking in degrees farenheit. Data is taken at 40 to 49 degrees N or S latitude. This (86,50) system uses the equation ((Tmax+Tmin)/2)-50. Tmax to 86 maximum and Tmin to 50 minimum. | 1547 | | MAIZE.NLB.PIONEER.JOHNSTON.2007 | PI 550442 97ncai01 SD | |
| PRODUCTION | 1000 Kernel Weight | The weight of 1000 kernels measured in grams, preferably with the weight adjusted to 10% moisture content. | 223 | | MAIZE.INC.AMES.1997 | PI 550442 97ncai01 SD | |
| PRODUCTION | Heterotic Group | The heterotic group an accession belongs to for breeding purposes. When forming hybrids that demonstrate heterosis (high performance), accessions from different heterotic groups should be crossed. | NS - (NS) Belongs to the non-stiff stalk combining group. Accessions belonging to this group produce higher performing hybrids when combined with stiff stalk accessions. Mo17 would be an example of a non-stiff stalk inbred line. | | MAIZE.CURATOR.AND.MAIZE.EXPERT.REVIEW | | Not Available |
| STRESS | Response to Sulfonylureas | Response to sulfonylurea herbicides which are acetolactate synthase inhibitors. Particular chemical observed is noted in the comment. | 1 - (1) Tolerant. | | MAIZE.OBS.NICOSULFURON.LA.1992 | | Not Available |