DAUCUS Descriptor Site(s): NC7 ------ Contains characteristic data on Daucus (Carrot) accessions as proposed by the Root & Bulb Crop Germplasm Committee (CGC). For additional information, contact K. Reitsma, NC Reg. Intro. Station, Ames, IA 50011, ph (515) 294-3212. Descriptor: 100SEEDWGT obtype: NUMERIC CGC: YES WEIGHT PER 100 SEEDS. MEASURED IN GRAMS. Value Freq. Value Freq. Value Freq. ----------------- ----- ----------------- ----- ----------------- ----- 0.02 - 1.01 2687 2.99 - 3.98 1 5.96 - 6.95 1 1.01 - 2.00 11 3.98 - 4.97 1 6.95 - 7.94 0 2.00 - 2.99 6 4.97 - 5.96 0 7.94 - 8.93 0 Descriptor: ALTBLIGHT obtype: CHAR CGC: YES RESISTANCE TO ALTERNARIA BLIGHT (ALTERNARIA DAUCI). CODED 1-9. Code Definition ---- ---------- 1 LOW SUSCEPTIBILITY 2 (1 = LOW SUSCEPTIBILITY, 9 = HIGH SUSCEPTIBILITY) 3 (1 = LOW SUSCEPTIBILITY, 9 = HIGH SUSCEPTIBILITY) 4 (1 = LOW SUSCEPTIBILITY, 9 = HIGH SUSCEPTIBILITY) 5 MEDIUM SUSCEPTIBILITY 6 (1 = LOW SUSCEPTIBILITY, 9 = HIGH SUSCEPTIBILITY) 7 (1 = LOW SUSCEPTIBILITY, 9 = HIGH SUSCEPTIBILITY) 8 (1 = LOW SUSCEPTIBILITY, 9 = HIGH SUSCEPTIBILITY) 9 HIGH SUSCEPTIBILITY Value Freq. Value Freq. Value Freq. ----------------- ----- ----------------- ----- ----------------- ----- 1 2 4 16 8 151 2 3 6 36 9 223 Descriptor: ANTHERCOL obtype: CHAR CGC: YES ANTHER COLOR. Code Definition ---- ---------- OT OTHER (SPECIFY) PU PURPLE YL YELLOW Descriptor: ANTHESIS obtype: CHAR CGC: YES ANTHESIS (DAYS POST-VERNALIZATION; FIRST; LAST). Descriptor: ANTHRTCOL obtype: CHAR CGC: YES ANTHOCYANIN ROOT COLOR (RHS COLOR). Code Definition ---- ---------- LRD LIGHT RED (PINK) PU PURPLE RD RED Descriptor: ASTERYEL obtype: CHAR CGC: YES RESISTANCE TO ASTER YELLOW MYCOPLASMA CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: BACTBLIGHT obtype: CHAR CGC: YES RESISTANCE TO BACTERIAL BLIGHT (XANTHOMONAS CAROTAE). Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: BLACKROT obtype: CHAR CGC: YES RESISTANCE TO BLACK ROT (STEMPHYLLIUM RADICINUM). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: CAROTENE obtype: NUMERIC CGC: YES CAROTENE CONTENT FOR THE ACCESSION. DETERMINED ON AN AVG. OF 10 ROOTS. IND. CAROTENES SHOULD BE QUANTIFIED. STANDARD TEST PROC. DESCRIBED BY UMIEL & GABELMAN (1971). Descriptor: CARROTFLY obtype: CHAR CGC: YES RESISTANCE TO CARROT FLY (PSILA ROSAE). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: CERCBLIGHT obtype: CHAR CGC: YES RESISTANCE TO CERCASPORA BLIGHT (CERCASPORA CAROTAE). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: CHROMONUM obtype: NUMERIC CGC: YES BASIC CHROMOSOME NUMBER (N). Descriptor: CMDV obtype: CHAR CGC: YES RESISTANCE TO CARROT MOTLEY DWARF VIRUS. CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: COLUNIFORM obtype: CHAR CGC: YES COLOR UNIFORMITY Code Definition ---- ---------- 3 VARIABLE 7 UNIFORM Descriptor: COMMONSCAB obtype: CHAR CGC: YES RESISTANCE TO COMMON SCAB (STREPTOMYCES SCABIES). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: CROWNGALL obtype: CHAR CGC: YES RESISTANCE TO CROWN GALL (AGROBACTERIUM TUMEFACIENS). Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY Descriptor: DROUGHT obtype: CHAR CGC: YES RESISTANCE TO DROUGHT. CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: FERTILITY obtype: CHAR CGC: YES FERTILITY Code Definition ---- ---------- BAMS MALE STERILE-BROWN ANTHER FE FERTILE FST FEMALE STERILE PMS MALE STERILE-PETALOID ST STERILE Descriptor: FLAVASSESS obtype: CHAR CGC: YES FLAVOR ASSESSMENT OF FRESH RAW ROOTS (WITHIN TWO WEEKS OF HARVEST). Code Definition ---- ---------- 3 MILD 5 INTERMEDIATE 7 HARSH, BITTER Descriptor: FLWRHEIGHT obtype: NUMERIC CGC: YES FLOWER HEIGHT. MEASURED IN CENTIMETERS. Descriptor: FOLIAGECOL obtype: CHAR CGC: YES FOLIAGE COLOR (RHS COLOR). Code Definition ---- ---------- DG DARK GREEN GG GRAY GREEN LG LIGHT GREEN MG MEDIUM GREEN RG GREEN WITH RED Descriptor: HIGHTEMP obtype: CHAR CGC: YES RESISTANCE TO HIGH TEMPERATURES. CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: HISOILMOIS obtype: CHAR CGC: YES RESISTANCE TO HIGH SOIL MOISTURE LEVELS. CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: HYPOPIG obtype: CHAR CGC: YES HYPOCOTYL PIGMENTATION (RHS COLOR). Code Definition ---- ---------- DRD DARK RED GN GREEN LRD LIGHT RED MX MIXED OR ORANGE Descriptor: IMAGE obtype: CHAR CGC: N IMAGE PRESENT ON GRIN DATABASE Code Definition ---- ---------- PLANT Image of plant(s) PLANT-FLOW Image of flower(s) PLANT-LEAF Image of leaf or leaves PLANT-UMBE Image of umbel(s) ROOT Image of root(s) ROOT-SECTI Image of root transverse section(s) SEED Image of seed(s) Descriptor: LEAFPUBE obtype: CHAR CGC: YES LEAF PUBESCENCE Code Definition ---- ---------- HY VERY HAIRY SH INTERMEDIATE SM GLABROUS (SMOOTH) Descriptor: LEAFTYPE obtype: CHAR CGC: YES LEAF TYPE. Code Definition ---- ---------- C CELERY N NORMAL P PARSLEY OR FERN Descriptor: LIFESPAN obtype: NUMERIC CGC: YES LIFE SPAN (% ANNUAL). Descriptor: LOWTEMP obtype: CHAR CGC: YES RESISTANCE TO LOW TEMPERATURES. CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: MATLEAFLEN obtype: NUMERIC CGC: YES MATURE LEAF LENGTH. MEASURED IN CENTIMETERS. Descriptor: MATLFERECT obtype: CHAR CGC: YES MATURE LEAF ERECTNESS. Code Definition ---- ---------- 3 PROSTRATE 5 SEMI ERECT 7 ERECT Descriptor: MATLFLTWID obtype: NUMERIC CGC: YES MATURE LEAFLET WIDTH. MEASURED IN CENTIMETERS. Descriptor: MATPETDIAM obtype: NUMERIC CGC: YES MATURE PETIOLE DIAMETER. MEASURED IN CENTIMETERS. Descriptor: MAXCORESIZ obtype: NUMERIC CGC: YES MAXIMUM CORE SIZE. MEASURED IN CENTIMETERS. Descriptor: MAXSTRTLEN obtype: NUMERIC CGC: YES MAXIMUM STORAGE ROOT LENGTH. MEASURED IN CENTIMETERS. Descriptor: MAXSTRTWGT obtype: NUMERIC CGC: YES MAXIMIUM STORAGE ROOT WEIGHT. MEASURED IN GRAMS. Descriptor: MEANCORESZ obtype: NUMERIC CGC: YES MEAN CORE SIZE. MEASURED IN CENTIMETERS. Descriptor: MEANSRTLEN obtype: NUMERIC CGC: YES MEAN STORAGE ROOT LENGTH. MEASURED IN CENTIMETERS. Descriptor: MEANSRTWGT obtype: NUMERIC CGC: YES MEAN STORAGE ROOT WEIGHT. MEASURED IN GRAMS. Descriptor: MINCORESIZ obtype: NUMERIC CGC: YES MINIMUM CORE SIZE. MEASURED IN CENTIMETERS. Descriptor: MINSTRTLEN obtype: NUMERIC CGC: YES MINIMUM STORAGE ROOT LENGTH. MEASURED IN CENTIMETERS. Descriptor: MINSTRTWGT obtype: NUMERIC CGC: YES MINIMUM STORAGE ROOT WEIGHT. MEASURED IN GRAMS. Descriptor: PETALCOLOR obtype: CHAR CGC: YES PETAL COLOR (RHS COLOR). Code Definition ---- ---------- OT OTHER (SPECIFY) PCU PIGMENTED CENTRAL UMBELLET PI PINK PU PURPLE WH WHITE Descriptor: PLOIDY obtype: NUMERIC CGC: YES PLOIDY LEVEL (X). Descriptor: PRIMUMBEL obtype: NUMERIC CGC: YES PRIMARY UMBEL SIZE. MEASURED IN CENTIMETERS. Descriptor: REFRACINDX obtype: NUMERIC CGC: YES THE MEAN DRY MATTER CONTENT FOR THE ACCESSION SHOULD BE DETERMINED BY A REFRACTOMETER READING ON AN AVERAGE OF TEN ROOTS. Descriptor: RHIZCRNROT obtype: CHAR CGC: YES RESISTANCE TO RHIZOCTONIA CROWN ROT (RHIZOCTONIA SOLANI). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: RKNEMATODE obtype: CHAR CGC: YES RESISTANCE TO ROOT KNOT NEMATODE (MELOIDOGYNE HAPLA). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: ROOTGREEN obtype: CHAR CGC: YES ROOT GREENING. Code Definition ---- ---------- CA CAMBIUM OT OTHER (SPECIFY) PH PHLOEM SH SHOULDER XY CORE Descriptor: ROOTPHLOEM obtype: CHAR CGC: YES ROOT PHLOEM CAROTENOID COLOR (RHS COLOR). Code Definition ---- ---------- DOR DARK ORANGE MX MIXED POPULATION (SPECIFY) OR ORANGE RE RED WH WHITE YE YELLOW Descriptor: RTDIEBACK obtype: CHAR CGC: YES RESISTANCE TO ROOT DIEBACK (PYTHIUM SPP.). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: RTXYLEMCOL obtype: CHAR CGC: YES ROOT XYLEM CAROTENOID COLOR. Code Definition ---- ---------- 1 DARKER THAN PHLOEM 2 SAME AS PHLOEM 3 PALER THAN PHLOEM 4 MUCH PALER THAN PHLOEM Descriptor: SALINITY obtype: CHAR CGC: YES RESISTANCE TO SALINITY. CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: SCLEROROT obtype: CHAR CGC: YES RESISTANCE TO SCLEROTINIA ROT (SCLEROTINIA SCLEROTIORUM). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY Descriptor: SECUMBELSZ obtype: NUMERIC CGC: YES SECONDARY UMBEL SIZE. MEASURED IN CENTIMETERS. Descriptor: SEEDLENGTH obtype: NUMERIC CGC: YES SEED LENGTH. MEASURED IN MILLIMETERS. Descriptor: SEEDSET obtype: NUMERIC CGC: YES SEED SET. 100 X NUMBER OF SEED/NUMBER OF FLOWERS. Descriptor: SEEDSPINES obtype: CHAR CGC: YES SEED SPINES. Code Definition ---- ---------- 3 SMALL SPINES 5 INTERMEDIATE SPINES 7 LARGE SPINES Descriptor: STORORGAN obtype: CHAR CGC: YES NATURE OF STORAGE ORGAN. Code Definition ---- ---------- FI FIBROUS ROOT FST FORKED STORAGE ROOT ST SINGLE STORAGE ROOT Descriptor: STORRTDIAM obtype: NUMERIC CGC: YES STORAGE ROOT DIAMETER (MEASURED IN CENTIMETERS). MEASURED 2-3 CM BELOW THE LEAF ATTACHMENT. Descriptor: STORRTSHP obtype: CHAR CGC: YES STORAGE ROOT SHAPE. Code Definition ---- ---------- CC CYLINDER, TAPERING AT LEAST 1/3 OF LENGTH TO TIP CO CONE CY CYLINDER, NO TAPER TOWARD TIP OT OTHER (SPECIFY) SP SPHERE Descriptor: STORRTSURF obtype: CHAR CGC: YES STORAGE ROOT SURFACE Code Definition ---- ---------- DI DIMPLED PLR PROMINENT LATERAL ROOTS PLRB PROMINENT LATERAL ROOT BASES SM SMOOTH Descriptor: STRRTTPSHP obtype: CHAR CGC: YES STORAGE ROOT TIP SHAPE Code Definition ---- ---------- BL BLUNT INT INTERMEDIATE TA FULL TAPER Descriptor: SWEETROOT obtype: CHAR CGC: YES SWEETNESS TO BE ASSESSED BY SAMPLING SLICES FROM MID-ROOT. Code Definition ---- ---------- 3 NOT SWEET 5 MODERATELY SWEET 7 VERY SWEET Descriptor: UMBELSHAPE obtype: CHAR CGC: YES UMBEL SHAPE - FULL BLOOM. Code Definition ---- ---------- CV CONCAVE CX CONVEX FL FLAT Descriptor: UMBELSHPMT obtype: CHAR CGC: YES UMBEL SHAPE - MATURE SEED. Code Definition ---- ---------- CV CONCAVE (BIRD'S NEST) CX CONVEX FL FLAT Descriptor: UNIRTSHP obtype: CHAR CGC: YES UNIFORMITY OF STORAGE ROOT SHAPE Code Definition ---- ---------- 3 IRREGULAR 7 UNIFORM Descriptor: VIOROOTROT obtype: CHAR CGC: YES RESISTANCE TO VIOLET ROOT ROT (RHIZOCTONIA CROCORUM). CODED 1-9. Code Definition ---- ---------- 3 LOW SUSCEPTIBILITY 5 MEDIUM SUSCEPTIBILITY 7 HIGH SUSCEPTIBILITY