1
                                                                   PAGE    1

 WHEAT                   Site: NSGC    Obs-Type: OBS   Num. Descr.:  50
 --------------------

         Contains characteristic data on Triticum (Wheat) accessions
         as proposed by the Wheat Crop Advisory Committee (CAC).  For
         addititional information on the evaluations, contact Harold
         Bockelman at the Nat'l Small Grain Collection in
         Aberdeen, ID  83210.  Phone: (208) 397-4162.



 Descriptor: APHID                Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO APHIDS.  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: AWN-COLOR            Cobs Item:         Small-obs: STD  CAC: Y
    AWN COLOR OF HEALTHY PLANTS EVALUATED AT MATURITY.

         Code      Definition
         ----      ----------
         1         BLACK
         1A        BLACK AND WHITE
         1B        BLACK AND BROWN
         2         BLUE
         3         BROWN
         3A        BROWN AND WHITE
         4         GREY
         5         PURPLE
         6         RED
         7         TAN
         8         WHITE/AMBER
         9         YELLOW
         MIX       ROW MIXED FOR COLOR

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            1490        3A           3           7            1927
   1A           34          4            283         8            8827
   1B           28          5            3           9            217
   3            1749        6            5           MIX          1423



 Descriptor: AWN-TYPE             Cobs Item:         Small-obs: STD  CAC: Y
    OBSERVATION ON PRESENCE OR ABSENCE OF AWNS FROM PLANTS
    GROWN AT ABERDEEN OR MARICOPA.

         Code      Definition
         ----      ----------
         1         AWNED
         3         AWNLETTED
         5         APICALLY AWNLETTED
         9         AWNLESS
1
                                                                   PAGE    2

         Code      Definition
         ----      ----------
         MIX       ROW MIXED FOR AWNS

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            11003       5            1973        9            418
   2            380         6            147         MIX          727
   3            2661        7            352
   4            189         8            269



 Descriptor: BYDV                 Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO BARLEY YELLOW DWARF VIRUS.
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            5           4            1055        7            678
   2            61          5            1938        8            245
   3            339         6            2175        9            3



 Descriptor: CEPH-STRIPE          Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO CEPHALOSPORIUM STRIPE (Cephalosporium
    gramineum).  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: CHRM-NUM             Cobs Item:         Small-obs: ORG  CAC: Y
    LABORATORY DETERMINATION OF SPECIMEN CHROMOSOME COUNT.

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   14 - 19      18          28 - 33      0           42 - 47      0
   19 - 23      0           33 - 37      0           47 - 51      0
   23 - 28      255         37 - 42      245         51 - 56      2



 Descriptor: COMMON-BUNT          Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO COMMON BUNT (Tilletia foetida and Tilletia
    caries).  CODED 1 to 9.
1
                                                                   PAGE    3

  Number    Qualifier                Cmt
  --------  ---------                ---
  65032.1   R39                      Virulence to Bt1, 2, 3, 4, 6, 7, 9, 10
  65032.2   R36                      Virulence to Bt2, 5, 7
  65032.3   T-1                      Virulence to Bt7
  65032.4   Multiple                 R39 (virulence to Bt1, 2, 3, 4, 6, 7, 9,

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            1537        4            1126        7            2771
   2            744         5            875         8            2156
   3            883         6            2043        9            765



 Descriptor: DROUGHT              Cobs Item:         Small-obs: STD  CAC: Y
    TOLERANCE TO DROUGHT.  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         TOLERANT
         9         SUSCEPTIBLE



 Descriptor: DWARF-BUNT           Cobs Item:         Small-obs: ORG  CAC: Y
    AMOUNT OF DWARF BUNT (TCK) EXPRESSED AS A PERCENT OF
    THE SUSCEPTIBLE CHECK.

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   0 - 11       135         33 - 44      522         67 - 78      332
   11 - 22      462         44 - 56      643         78 - 89      458
   22 - 33      1140        56 - 67      372         89 - 100     2119



 Descriptor: FLAG-SMUT            Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO FLAG SMUT (Urocystis agropyri).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: GLUME-COLOR          Cobs Item:         Small-obs: STD  CAC: Y
    COLOR OF GLUME ON HEALTHY PLANTS RECORDED AT MATURITY.

         Code      Definition
         ----      ----------
1
                                                                   PAGE    4

         Code      Definition
         ----      ----------
         1         BLACK
         1A        BLACK AND WHITE
         1B        BLACK AND BROWN
         2         BLUE
         3         BROWN
         3A        BROWN AND WHITE
         4         GREY
         5         PURPLE
         6         RED
         7         TAN
         8         WHITE/AMBER
         9         YELLOW
         MIX       ROW MIXED FOR COLOR

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            262         3A           5           8            9414
   1A           86          4            312         9            263
   1B           56          5            4           MIX          1312
   2            1           6            11
   3            2023        7            2366



 Descriptor: GLUME-PUBESCENCE     Cobs Item:         Small-obs: STD  CAC: Y
    ABSENCE OR PRESENCE OF PUBESCENCE ON THE GLUMES.
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         ABSENT
         3         EDGE ONLY
         5         SHORT (FINE)
         9         LONG, READILY VISIBLE
         MIX       ROW MIXED FOR GLUME PUBESCENCE

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            13863       5            435         MIX          459
   3            14          9            1305



 Descriptor: GREEN-BUG            Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO GREENBUG (Schizaphis graminum).
    Coded 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE
1
                                                                   PAGE    5



 Descriptor: GROWTH-HABIT         Cobs Item:         Small-obs: STD  CAC: Y
    GROWTH HABIT (WINTER, FACULTATIVE, OR SPRING).

         Code      Definition
         ----      ----------
         F         FACULTATIVE
         F-S       FACULTATIVE TYPE MIXED WITH SOME SPRING TYPES
         F-W       FACULTATIVE TYPE MIXED WITH SOME WINTER TYPES
         S         SPRING
         S-F       SPRING TYPE MIXED WITH SOME FACULTATIVE TYPES
         S-W       SPRING TYPE MIXED WITH SOME WINTER TYPES
         W         WINTER
         W-F       WINTER TYPE MIXED WITH SOME FACULTATIVE TYPES
         W-S       WINTER TYPE MIXED WITH SOME SPRING TYPES

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   F            2022        S            14533       W            12476
   F-S          3           S-F          141         W-F          886
   F-W          7           S-W          368         W-S          997



 Descriptor: HEADING-DATE         Cobs Item:         Small-obs: ORG  CAC: Y
    COUNTED AS NUMBER OF DAYS FROM JANUARY 1 (INCLUSIVE), WHEN
    50% OF THE SPIKES ARE FULLY EXSERTED FROM THE BOOT.

         Code      Definition
         ----      ----------
         999       ROW MIXED FOR MATURITY

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   74 - 90      560         123 - 139    62          171 - 188    2633
   90 - 106     2191        139 - 155    0           188 - 204    5775
   106 - 123    2131        155 - 171    38          204 - 220    671



 Descriptor: HESSIAN-FLY          Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO HESSIAN FLY (Mayetiola destructor).
    CODED 1 to 9.

  Number    Qualifier                Cmt
  --------  ---------                ---
  65042.1   BIOTYPE-B                Virulence to H3 / Avirulence to H5, H6,
  65042.2   BIOTYPE-C                Virulence to H6 / Avirulence to H3, H5,
  65042.3   BIOTYPE-E                Virulence to H3 / Avirulence to H3, H5,

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE
1
                                                                   PAGE    6

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            1309        4            932         7            1210
   2            175         5            1254        8            2182
   3            291         6            1458        9            40083



 Descriptor: KERNEL-COLOR         Cobs Item:         Small-obs: STD  CAC: Y
    KERNEL COLOR OF HEALTHY PLANTS OBSERVED AT MATURITY.

         Code      Definition
         ----      ----------
         1         BLACK
         1A        BLACK AND WHITE
         1B        BLACK AND BROWN
         2         BLUE
         3         BROWN
         3A        BROWN AND WHITE
         4         GREY
         5         PURPLE
         6         RED
         7         TAN
         8         WHITE/AMBER
         9         YELLOW
         MIX       ROW MIXED FOR COLOR

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   3            4           5            5           8            7783
   4            1           6            11251



 Descriptor: KERNEL-TEXTURE       Cobs Item:         Small-obs: STD  CAC: Y
    CODE REPRESENTING THE RELATIVE HARDNESS OF A KERNEL.
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         SOFT
         5         INTERMEDIATE
         9         HARD



 Descriptor: KERNEL-WEIGHT        Cobs Item:         Small-obs: ORG  CAC: Y
    KERNAL WEIGHT BASED ON FIVE SPIKES EXPRESSED AS 1000 KERNEL
    WEIGHT.



 Descriptor: KERNELS-SPIKE        Cobs Item:         Small-obs: ORG  CAC: Y
    COUNT OF TOTAL NUMBER OF KERNELS ON AN AVERAGE OF FIVE
    SPIKES GROWN AT MARICOPA OR ABERDEEN.
1
                                                                   PAGE    7



 Descriptor: LEAF-BEETLE          Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO CEREAL LEAF BEETLE (Oulema melanopus).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: LEAF-BLIGHT          Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO BACTERIAL LEAF BLIGHT (Pseudomonas syringae).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: LEAF-PUBESCENCE      Cobs Item:         Small-obs: STD  CAC: Y
    ABSENCE OR PRESENCE OF PUBESCENCE ON THE LEAVES.
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         ABSENT
         9         PRESENT, VERY HEAVY

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            16646       4            5           9            11
   2            24          5            14          I            1
   3            17          7            1           MIX          4



 Descriptor: LEAF-RUST            Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO LEAF RUST (Puccinia recondita).
    CODED 0 TO 9.

  Number    Qualifier                Cmt
  --------  ---------                ---
  65024.1   Multiple                 Races PRTUS1-9,14,16,17,19,25,26

         Code      Definition
         ----      ----------
         0         RESISTANT
         9         SUSCEPTIBLE
1
                                                                   PAGE    8

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   0            1126        4            713         8            7478
   1            817         5            1519        9            7187
   2            729         6            1059
   3            884         7            2934



 Descriptor: LOOSE-SMUT           Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO LOOSE SMUT (Ustilago tritici).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: PLANT-HEIGHT         Cobs Item:         Small-obs: ORG  CAC: Y
    HEIGHT OF THE WHEAT PLANT FROM GROUND TO TOP OF SPIKE AT
    MATURITY, EXCLUDING AWNS.  MEASURED IN CENTIMETERS.

         Code      Definition
         ----      ----------
         999       ROW MIXED FOR PLANT HEIGHT

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   13 - 31      4           67 - 85      3266        121 - 139    2529
   31 - 49      13          85 - 103     4712        139 - 157    531
   49 - 67      585         103 - 121    6074        157 - 175    25



 Descriptor: POWDERY-MILDEW       Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO POWDERY MILDEW (Erysiphe graminis tritici).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: PROTEIN              Cobs Item:         Small-obs: ORG  CAC: Y
    PERCENT PROTEIN.



 Descriptor: RUSSIAN-APHID        Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO RUSSIAN WHEAT APHID

         Code      Definition
         ----      ----------
1
                                                                   PAGE    9

         Code      Definition
         ----      ----------
         1         PLANTS APPEAR HEALTHY, MAY HAVE SMALL ISOLATED
                   CHLOROTIC SPOTS
         2         5% LEAF CHLOROTIC, CHLOROTIC SPOTS BECOME MORE
                   NOTICEABLE
         3         15% LEAF CHLOROTIC, CHLOROTIC SPOTS ARE LARGER AND
                   MORE NUMEROUS.
         4         25% LEAF CHLOROTIC - SOME STREAKING MAY BECOME APPARENT,
                   ESPECIALLY ALONG TH EMIDRIB.
         5         40% LEAF CHLOROTIC, CHLOROTIC SPOTS BEGIN TO COALESCE OR
                   DEFINITE STREAKING OCCURS.
         6         55% LEAF CHLOROTIC, LARGER CHLOROTIC SPOTS COALESCE.
                   LEAVES START TO "DIE-BACK" FROM TIPS.
         7         70% LEAF CHLOROTIC, FURTHER SYMPTOMS DEVELOP.
         8         85% LEAF CHLOROTIC, EXTENSIVE CHLOROSIS AND
                   NECROSIS.
         9         PLANT DEATH OR NO RECOVERY POSSIBLE
         MIX       MIXED FOR RESISTANCE TO RUSSIAN WHEAT APHID

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   2            3           5            359         8            1280
   3            54          6            879         9            5148
   4            112         7            1275        MIX          104



 Descriptor: RWA-LEAFROLL         Cobs Item:         Small-obs: STD  CAC: Y
    LEAFROLL SYMPTOMS CAUSED BY THE RUSSIAN WHEAT APHID

         Code      Definition
         ----      ----------
         F         LEAVES ARE FLAT, NO APPARENT ROLLING
         MIX       MIXED FOR DEGREE OF LEAFROLLING
         R         LEAVES ROLLED, LOOSELY TO TIGHTLY

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   F            309         MIX          243         R            8662



 Descriptor: SALT-TOLERANCE       Cobs Item:         Small-obs: STD  CAC: Y
    ABILITY TO PERFORM UNDER HIGH SALT CONDITIONS.
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         TOLERANT
         9         SUSCEPTIBLE



 Descriptor: SEPT-NODORUM         Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO SEPTORIA NODORUM (Leptosphaeria nodorum).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
1
                                                                   PAGE   10
         1         RESISTANT
         5         INTERMEDIATE
         9         SUSCEPTIBLE

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            107         5            247         9            7741



 Descriptor: SEPT-TRITICI         Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO SEPTORIA TRITICI (Mycosphaerella graminicola).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: SHATTERING           Cobs Item:         Small-obs: STD  CAC: Y
    DEGREE OF SHATTERING OF SEED FROM THE SPIKE.  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         NO SHATTERING
         9         SEVERE - 50% OF SEED DROPPED

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            7136        5            83          9            12
   2            917         6            28          MIX          4
   3            227         7            30
   4            99          8            17



 Descriptor: SNOW-MOLD            Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO SNOW MOLD (Fusarium nivale, Typhula species,
    or Sclerotinia borealis).  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: SOILBORNE-MOSAIC     Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO SOIL-BORNE MOSAIC VECTORED BY
    (Polymyxa graminis).

         Code      Definition
         ----      ----------
         0         RESISTANT
1
                                                                   PAGE   11

         Code      Definition
         ----      ----------
         9         SUSCEPTIBLE

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   0            143         4            493         8            482
   1            279         5            1270        9            25
   2            334         6            1138
   3            1303        7            1122



 Descriptor: SPIKE-DENSITY        Cobs Item:         Small-obs: STD  CAC: Y
    A VISUAL MEASURE OF DENSITY OF A WHEAT SPIKE TAKEN AT
    ABERDEEN OR MARICOPA.  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         LAX
         9         VERY DENSE
         MIX       ROW MIXED FOR SPIKE DENSITY

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            15          5            966         9            36
   2            581         6            2160        MIX          441
   3            1941        7            625
   4            1745        8            65



 Descriptor: SPIKE-TYPE           Cobs Item:         Small-obs: STD  CAC: Y
    SHAPE AND OTHER SUCH FEATURES RELATED TO SPIKE ON PLANTS
    GROWN AT ABERDEEN OR MARICOPA.

         Code      Definition
         ----      ----------
         1         FUSIFORM
         3         OBLONG
         5         CLAVATE
         9         ELLIPTICAL
         MIX       ROW MIXED FOR SPIKE TYPES

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            681         3            7172        9            46
   2            1           5            340         MIX          338



 Descriptor: STEM-RUST-ADULT      Cobs Item:         Small-obs: STD  CAC: Y
    REACTION TO PUCCINIA GRAMINIS TRITICI IN THE ADULT
    GROWTH STAGE IN THE FIELD.

         Code      Definition
         ----      ----------
1
                                                                   PAGE   12

         Code      Definition
         ----      ----------
         0         RESISTANT
         1
         2
         3
         4
         5
         6
         7
         8
         9         SUSUCEPTIBLE

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   0            104         4            1623        8            1214
   1            883         5            620         9            591
   2            1111        6            3106
   3            1391        7            12



 Descriptor: STEM-RUST-GENES      Cobs Item:         Small-obs: CMT  CAC: Y
    POSTULATED GENE(S) FOR RESISTANCE TO PUCCINIA GRAMINIS
    TRITICI BASED ON SEEDLING REACTIONS TO SEVERAL ISOLATES.



 Descriptor: STEM-RUST-SEEDLG     Cobs Item:         Small-obs: STD  CAC: Y
    SEEDLING INFECTION TYPES PRODUCED BY P. GRAMINIS TRITICI;
    +, ++, -, =, INDICATE VARIATION WITHIN AN INFECTION; C, B, N
    INDICATE CHLOROSIS, BROWNING, & NECROSIS.  SEE OBS COMMENT.

  Number    Qualifier                Cmt
  --------  ---------                ---
  65051.1   HJCS
  65051.2   QFBS
  65051.3   QSHS
  65051.4   RHRS
  65051.5   RTQQ
  65051.6   TNMH
  65051.7   TNMK

         Code      Definition
         ----      ----------
         0         IMMUNE; NO UREDIA OR OTHER INDICATIONS OF INFECTION
         0;        NEARLY IMMUNE; NO UREDIA BUT A FEW HYPERSENSITIVE
                   FLECKS PRESENT
         1         VERY RESISTANT; UREDIA MINUTE, SURROUNDED BY DISTINCT
                   NECROTIC AREAS
         2         MODERATELY RESISTANT; UREDIA SMALL TO MEDIUM, USUALLY GREEN
                   ISLANDS SURROUNDED BY A DECIDEDLY CHLOROTIC/NECROTIC BORDER
         3         MODERATELY SUSCEPTIBLE; UREDIA MEDIUM SIZE COALESCENCE
                   INFREQUENT, NO NECROSIS, BUT CHLOROTIC AREAS MAYBE PRESENT
         ;         MOSTLY IMMUNE, NO UREDIA, BUT NUMEROUS HYPERSENSITIVE
                   FLECKS PRESENT
         S         VERY SUSCEPTIBLE; UREDIA LARGE AND OFTEN COALESCING, NO
                   NECROSIS BUT CHLOROSIS MAY BE PRESENT
1
                                                                   PAGE   13

         Code      Definition
         ----      ----------
         X         HETEROGENEOUS; UREDIA VARIABLE, SOMETIMES INCLUDING
                   ALL INFECTION TYPES AND INTERGRADATIONS ON THE SAME LEAF

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   0            916         2            5360        S            20725
   0;           1309        3            2           X            152
   1            325         ;            1409



 Descriptor: STRAW-BREAKAGE       Cobs Item:         Small-obs: STD  CAC: Y
    STEM BREAKAGE.  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         NO BREAKAGE
         9         ALL PLANTS

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            12187       5            78          9            34
   2            3717        6            42          MIX          2
   3            570         7            9
   4            306         8            15



 Descriptor: STRAW-COLOR          Cobs Item:         Small-obs: STD  CAC: Y
    COLOR OF STRAW ON HEALTHY PLANTS RECORDED AT MATURITY.

         Code      Definition
         ----      ----------
         1         BLACK
         1A        BLACK AND WHITE
         1B        BLACK AND BROWN
         2         BLUE
         3         BROWN
         3A        BROWN AND WHITE
         4         GREY
         5         PURPLE
         6         RED
         7         TAN
         8         WHITE/AMBER
         9         YELLOW
         MIX       ROW MIXED FOR COLOR

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            15          5            659         8            3320
   3            28          6            1           9            9531
   4            16          7            1321        MIX          255
1
                                                                   PAGE   14



 Descriptor: STRAW-LODGING        Cobs Item:         Small-obs: STD  CAC: Y
    SUBJECTIVE EVALUATION OF STRAW STRENGTH WITH STAGE OF GROWTH
    SPECIFIED.  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         NO LODGING
         9         ALL PLANTS FLAT

                 Frequency Table of Values in GRIN
   VALUE        FREQ.       VALUE        FREQ.      VALUE        FREQ.
   ------------ -------     ------------ ------     ------------ -------
   1            3602        5            1072        9            954
   2            3230        6            1161        MIX          6
   3            3065        7            896
   4            2215        8            849



 Descriptor: STRIPE-RUST-RXN      Cobs Item:         Small-obs: STD  CAC: Y
    REACTION TO STRIPE RUST (INCITED BY PUCCINIA STRIIFORMIS).

         Code      Definition
         ----      ----------
         0         NO SYMPTOMS, RESISTANT
         2         RESISTANT
         5         INTERMEDIATE
         8         SUSCEPTIBLE
         MIX       ROW MIXED FOR REACTION TO STRIPE RUST



 Descriptor: STRIPE-RUST-SEV      Cobs Item:         Small-obs: ORG  CAC: Y
    PERCENT SEVERITY OR INTENSITY OF STRIPE RUST
    (PUCCINIA STRIIFORMIS) INFECTION IN THE ADULT STAGE
    IN THE FIELD.



 Descriptor: TAKE-ALL             Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO TAKE ALL (Gaeumannomyces graminis tritici).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: TAN-SPOT             Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO TAN SPOT (Pyrenophora trichostoma).
    CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTABLE
1
                                                                   PAGE   15



 Descriptor: WHEAT-STREAK         Cobs Item:         Small-obs: STD  CAC: Y
    RESISTANCE TO WHEAT STREAK MOSAIC VIRUS.  CODED 1 to 9.

         Code      Definition
         ----      ----------
         1         RESISTANT
         9         SUSCEPTIBLE



 Descriptor: WINTER-HARDINESS     Cobs Item:         Small-obs: ORG  CAC: Y
    PERCENT OF PLANTS SURVIVING THE WINTER BASED ON FALL STAND
    RELATIVE TO CHECK VARIETY.



 Descriptor: YIELD                Cobs Item:         Small-obs: ORG  CAC: Y
    WEIGHT OF GRAIN IN GRAMS PER UNREPLICATED TWO METER ROW.
    TAKEN AT MARICOPA OR ABERDEEN.