| GROWTH | GROWTH HABIT | VEGETATIVE GROWTH HABIT | 3 - (1 = VERY UPRIGHT, 5 = VERY SPREADING) | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| GROWTH | TREE VIGOR | VEGETATIVE VIGOR OF THE TREE | 5 - VERY VIGOROUS | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| GROWTH | ROOT SUCKERS | VEGETATIVE GROWTH OF ROOT SUCKERS | 3 - (1 = NONE, 5 = MANY) | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| INSECT | BIG BUD MITE | BIG BUD MITE INFESTATION | 1 - NONE | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| INSECT | BIG BUD MITE | BIG BUD MITE INFESTATION | 3 - (1 = NONE, 5 = VERY HIGH) | | CORYLUS.CORVALLIS.89 | | Not Available |
| INSECT | BIG BUD MITE | BIG BUD MITE INFESTATION | 4 - (1 = NONE, 5 = VERY HIGH) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MOLECULAR | INCOMPATIBILITY ALLELES | INCOMPATABILITY ALLELES, WHERE D = DOMINANT AND R = RECESSIVE | 2R 7D | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MOLECULAR | DORMANCY ALLELES | DORMANCY ALLELES | 2 - Dd | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | SPRING LEAF COLOR | SPRING LEAF COLOR | GR - GREEN | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | TRUNK BARK | DESCRIPTION OF TRUNK BARK | A - AVELLANA-LIKE | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | DORMANT BUD SHAPE | SHAPE OF DORMANT BUDS | SR - SMALL, ROUND | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | DORMBUDCOL | COLOR OF DORMANT BUDS | GR - GREEN | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | PISTILLATE FLOWER COLOR | PISTILLATE FLOWER COLOR | R - RED | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | STAMINATE FLOWER COLOR | STAMINATE FLOWER COLOR | RG - RED-GREEN | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | CATKIN NUMBER | AMOUNT OF CATKINS | 2 - (1 = FEW, 6 = MANY) | | CORYLUS.CORVALLIS.89 | | Not Available |
| MORPHOLOGY | CATKIN NUMBER | AMOUNT OF CATKINS | 2 - (1 = FEW, 6 = MANY) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | CATKIN NUMBER | AMOUNT OF CATKINS | 4 - (1 = FEW, 6 = MANY) | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| MORPHOLOGY | STAMINATE FLOWER SHAPE | STAMINATE FLOWER SHAPE | LM - LONG, MEDIUM | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | AVERAGE NUMBER OF CATKINS | AVERAGE NUMBER OF CATKINS/CLUSTER | 2 | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | HUSK LENGTH | HUSK LENGTH BY QUARTER NUT LENGTH | 3 - (1 = SHORT, 9 = LONG) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | AVERAGE NUMBER OF NUTS PER CLU | AVERAGE NUMBER OF NUTS PER CLUSTER | 3 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | SHELL COLOR | SHELL COLOR | T - TAN | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | SHELL STRIPPING | SHELL STRIPPING | 2 - (1 = INCONSPICUOUS, 3 = PRONOUNCED) | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | SHAPE INDEX | SHAPE INDEX, LENGTH/WIDTH RATIO | 0.94 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | KERNEL FIBER | AMOUNT OF KERNEL FIBER | 3 - (1 = NONE, 4 = HIGH FIBER) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | BLANCHING | BLANCHING, REMOVAL OF PELLICLE | 2 - (1 = COMPLETE PELLICLE REMOVAL, 7 = NO PELLICLE REMOVAL) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | SWOLLEN BUDS | JULIAN DATE OF SWOLLEN LEAF BUDS | 57 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| MORPHOLOGY | RED DOTS | JULIAN DATE OF RED DOTS APPEARING ON FEMALE FLOWER BUDS (PRIOR TO STIGMA EXSERTION) | 359 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | DATE OF LEAFING OUT | JULIAN CALENDAR DAY OF FIRST LEAFING OUT. | 58 | | CORYLUS.CORVALLIS.91 | | Not Available |
| PHENOLOGY | DATE OF LEAFING OUT | JULIAN CALENDAR DAY OF FIRST LEAFING OUT. | 75 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PHENOLOGY | DATE OF PISTALLATE ANTHESIS | JULIAN DATE OF PISTALLATE ANTHESIS | 15 | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PHENOLOGY | DATE OF PISTALLATE ANTHESIS | JULIAN DATE OF PISTALLATE ANTHESIS | 8 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | DATE OF STAMINATE ANTHESIS | JULIAN DATE OF STAMINATE ANTHESIS | 338 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | DATE OF STAMINATE ANTHESIS | JULIAN DATE OF STAMINATE ANTHESIS | 343 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PHENOLOGY | DATE OF STAMINATE ANTHESIS | JULIAN DATE OF STAMINATE ANTHESIS | 347 | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PHENOLOGY | MATURITY | RELATIVE TIME OF MATURITY | 3 - (1 = VERY EARLY, 9 = VERY LATE) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | FEMALE TIME | RELATIVE TIME OF ANTHESIS FOR FEMALE FLOWERS | 5 - (1 = VERY EARLY, 9 = VERY LATE) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | MALE TIME | RELATIVE TIME OF ANTHESIS FOR MALE FLOWERS | 2 - (1 = VERY EARLY, 9 = VERY-LATE) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PHENOLOGY | LEAF FALL | JULIAN DATE WHEN ALL LEAVES HAVE FALLEN OFF THE TREE | 325 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PRODUCTION | YIELD | ESTIMATED YIELD | 1 - NONE | | CORYLUS.CORVALLIS.89 | | Not Available |
| PRODUCTION | YIELD | ESTIMATED YIELD | 1 - NONE | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PRODUCTION | YIELD | ESTIMATED YIELD | 3 - (1 = NONE, 6 = VERY HIGH) | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PRODUCTION | NUT WEIGHT | NUT WEIGHT IN GRAMS | 2.6 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PRODUCTION | PERCENT KERNEL | PERCENT KERNEL WEIGHT, USING 10 KERNELS (KERNEL WEIGHT / NUT WEIGHT) | 47 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PRODUCTION | PERCENT GOODNUT | PERCENT GOODNUT, EXCLUDES ALL NUT AND KERNEL DEFECTS | 85 | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PRODUCTION | CATKIN CHILLING | ESTIMATED CHILLING HOURS REQUIRED TO BREAK DORMANCY FOR THE CATKINS | 1 - LESS THAN 100 HOURS | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PRODUCTION | FEMALE CHILLING | ESTIMATED CHILLING HOURS REQUIRED TO BREAK DORMANCY OF FEMALE FLOWERS | 10 - 761 - 860 HOURS | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |
| PRODUCTION | BUD CHILLING | ESTIMATED CHILLING HOURS REQUIRED TO BREAK DORMANCY OF BUDS | 10 - 761 - 860 HOURS | | CORYLUS.FILBERT.MEHLENBACHER | | Not Available |