| 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 | 5 - MANY | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| INSECT | BIG BUD MITE | BIG BUD MITE INFESTATION | 1 - NONE | | CORYLUS.CORVALLIS.89 | | Not Available |
| INSECT | BIG BUD MITE | BIG BUD MITE INFESTATION | 1 - NONE | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| MORPHOLOGY | SPRING LEAF COLOR | SPRING LEAF COLOR | GR - GREEN | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | TRUNK BARK | DESCRIPTION OF TRUNK BARK | I - INTERMEDIATE | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | DORMBUDCOL | COLOR OF DORMANT BUDS | BR - BROWN | | 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 | 5 - (1 = FEW, 6 = MANY) | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| MORPHOLOGY | STAMINATE FLOWER SHAPE | STAMINATE FLOWER SHAPE | SM - SHORT, 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 TYPE | HUSK TYPE | CL - CLASPING, LEAFY | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | HUSK LENGTH | HUSK LENGTH BY QUARTER NUT LENGTH | 7 - (1 = SHORT, 9 = LONG) | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | FREEHUSKING AT MATURITY | PERCENT FREEHUSKING AT MATURITY | 5 - GREATER THAN 85% FALL IN THE HUSK | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | AVERAGE NUMBER OF NUTS PER CLU | AVERAGE NUMBER OF NUTS PER CLUSTER | 3 | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | SHELL COLOR | SHELL COLOR | LB - LIGHT BROWN | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| MORPHOLOGY | SHELL STRIPPING | SHELL STRIPPING | 2 - (1 = INCONSPICUOUS, 3 = PRONOUNCED) | | CORYLUS.FILBERT.CORVALL.STD | | Not Available |
| PHENOLOGY | DATE OF LEAFING OUT | JULIAN CALENDAR DAY OF FIRST LEAFING OUT. | 88 | | CORYLUS.CORVALLIS.91 | | Not Available |
| PHENOLOGY | DATE OF LEAFING OUT | JULIAN CALENDAR DAY OF FIRST LEAFING OUT. | 89 | | 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 STAMINATE ANTHESIS | JULIAN DATE OF STAMINATE ANTHESIS | 365 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PHENOLOGY | DATE OF STAMINATE ANTHESIS | JULIAN DATE OF STAMINATE ANTHESIS | 8 | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PHENOLOGY | DATE OF NUT FALL | JULIAN DATE OF NUT FALL | 261 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PHENOLOGY | DATE OF NUT FALL | JULIAN DATE OF NUT FALL | 264 | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PHENOLOGY | CLUSTER FALL DATE | JULIAN DATE OF CLUSTER FALL | 261 | | CORYLUS.CORVALLIS.89 | | Not Available |
| PHENOLOGY | CLUSTER FALL DATE | JULIAN DATE OF CLUSTER FALL | 264 | | CORYLUS.FILBERT.CORVALLIS.90 | | 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 | 2 - (1 = NONE, 6 = VERY HIGH) | | CORYLUS.FILBERT.CORVALLIS.90 | | Not Available |
| PRODUCTION | YIELD | ESTIMATED YIELD | 4 - (1 = NONE, 6 = VERY HIGH) | | CORYLUS.CORVALLIS.89 | | Not Available |