Descriptors for SOYBEAN:
Category: CHEMICAL
  1. Cystine (CYSTINE)
    Cystine percent of total protein. Blank value means no data.

  2. Iodine number (IODINENUM)
    Iodine number. Calculated from fatty acid composition on a crude basis. Blank value means no data. Ex: 130.1, 142.8

  3. Linoleic (LINOLEIC)
    Linoleic acid percent of oil. Blank value means no data. Ex: 44.1, 56.2

  4. Linolenic (LINOLENIC)
    Linolenic acid percent of oil. Blank value means no data. Ex: 6.3, 11.5

  5. Methionine (METHIONINE)
    Methionine percent of total protein. Ex: 1.3, 2.9, - "-" indicates dark seed coat which interferes with methionine determination. Blank value means no data.

  6. Oil (OIL)
    Oil percent of dry weight of seed. Descriptor is a numeric field. Blank value means no data. Ex: 16.4, 19.2

  7. Oleic (OLEIC)
    Oleic acid percent of oil. Blank value means no data. Ex: 18.7, 22.1

  8. Other fatty acid composition (FATTYACIDS)
    Other fatty acid percent of oil. Blank value means no data. Ex: 0.2, 0.4

  9. Palmitic (PALMITIC)
    Palmitic acid percent of oil. Blank value means no data. Ex: 10.9, 12.5

  10. Protein (PROTEIN)
    Protein percent of dry weight of seed. This descriptor is a numeric field. Blank value means no data. Ex: 26.8, 49.9

  11. Raffinose (RAFFINOSE)
    Raffinose percent of total sugars. Blank value means no data.

  12. Stachyose (STACHYOSE)
    Stachyose percent of total sugars. Blank value means no data.

  13. Stearic (STEARIC)
    Stearic acid percent of oil. Blank value means no data. Ex: 2.1, 3.8

  14. Sucrose (SUCROSE)
    Sucrose percent of total sugars. Blank value means no data.

  15. Total soluble Oligosaccharides (TOTSOLOLG)
    Total soluble oligosaccharides. Blank value means no data.

Category: DISEASE
  1. Bacterial pustule (BP)
    Reaction to bacterial pustule caused by Xanthomonas campestris pv. phaseoli. Based on natural infestations in the field.
    Code values.

  2. Brown stem rot (BRNSTEMROT)
    Reaction to brown stem rot caused by Phialophora gregata. Blank value means no data.

  3. Downy mildew (DOWNYMILD)
    Reaction to downy mildew caused by Peronospora manshurica. Based on natural infestations in the field.
    Code values.

  4. Frogeye race 2 (FROGEYE2)
    Reaction to frogeye caused by Cercospora sojina, race 2. Based on artificial inoculation in the greenhouse.
    Code values.

  5. Frogeye, unspecified race (FROGEYE)
    Reaction to frogeye caused by Cercospora sojina, unspecified race. Based on natural infestations in the field.
    Code values.

  6. Phytophthora Rot (PHYTOROT)
    Reaction to phytophthora rot caused by Phytophthora megasperma f. sp. glycinea.
    Code values.

  7. Phytophthora rot races 2 and 3 (PHYTOROT23)
    Reaction to phytophthora rot caused by Phytophthora megasperma f. sp. glycinea races 2 and 3. Column 1 indicates reaction to race 2 and column 2 indicates race 3.

  8. Phytophthora rot races 4 and 5 (PHYTOROT45)
    Reaction to phytophthora rot caused by Phytophthora megasperma f. sp. glycinea races 4 and 5. Column 1 indicates reaction to race 4 and column 2 indicates race 5.

  9. Phytophthora rot races 6 and 7 (PHYTOROT67)
    Reaction to phytophthora rot caused by Phytophthora megasperma f. sp. glycinea races 6 and 7. Column 1 indicates reaction to race 6 and column 2 indicates race 7.

  10. Phytophthora rot races 8 and 9 (PHYTOROT89)
    Reaction to phytophthora rot caused by Phytophthora megasperma f. sp. glycinea races 8 and 9. Column 1 indicates reaction to race 8 and column 2 indicates race 9.

  11. Phytophthora rot reaction race (PHYTOROT19)
    Reaction to phytophthora rot caused by Phytophthora megasperma f. sp. glycinea race 1.
    Code values.

  12. Powdery mildew (POWDERYMIL)
    Reaction to powdery mildew caused by Microsphaera diffusa. Blank value means no data.
    Code values.

  13. Pythium ultimum (PYTHIUMROT)
    Reaction to pythium rot caused by Pythium ultimum. Based on artificial inoculation in the greehouse.
    Code values.

  14. Soybean mosaic virus (SMV)
    Reaction to soybean mosaic virus caused by Soja virus 1. Blank value means no data.
    Code values.

  15. Stem canker (STEMCANKER)
    Reaction to stem canker caused by Diaporthe phaseolorum var. caulivora.
    Code values.

Category: GROWTH
  1. GROWTH HABIT (HABIT)
    GROWTH HABIT (WINTER, FACULTATIVE, OR SPRING).
    Code values.

  2. Height (HEIGHT)
    Plant height from ground to stem tip in centimeters measured at maturity. Descriptor is a numeric field. 999 = PROCUMBENT

  3. Stem termination type (STEMTERM)
    Evaluation of stem growth habit, coded for determinate to indeterminate.
    Code values.

Category: INSECT
  1. Beet armyworm (BAW)
    Foliar feeding damage caused by the beet armyworm (Spodoptera exigua).
    Code values.

  2. Leaf hopper injury (POTATOLHOP)
    Field evaluation of injury due to leaf hopper feeding.
    Code values.

  3. Mexican Bean Beetle damage (MEXBEANBTL)
    Foliar feeding damage by Mexican Bean Beetle (Epilachna varivestis).

  4. Soybean Looper (LOOPER)
    Foliar feeding damage caused by the soybean looper (Pseudoplusia includens).
    Code values.

  5. Velvetbean caterpillar (VBC)
    Foliar feeding damage caused by the velvetbean caterpillar (Anticarsia gemmatalis).
    Code values.

Category: MORPHOLOGY
  1. Branching (BRANCHING)
    Tendency of plant to branch, measured at maturity. 1.0 = RARELY BRANCHING, 5.0 = PROFUSELY BRANCHING

  2. Early shattering score (SHATEARLY)
    Estimated percent of pods open at harvest. Descriptor is a numeric field.

  3. Flower color (FLWRCOLOR)
    Flower color.
    Code values.

  4. Hilum color (HILUMCOLOR)
    Hilum color.
    Code values.

  5. Late shattering score (SHATLATE)
    Estimated percent of pods open 2 weeks after harvest.

  6. Lodging (LODGING)
    Tendency of plant to lodge, measured at maturity.

  7. Lower leaflet length (LOWERLFLEN)
    Average length in mm of three terminal leaflets from the lower third of the plant. Blank value means no data.

  8. Lower leaflet shape (LOWERLFSHP)
    Ratio of leaflet width to leaflet length from the lower third of the plant. Blank value means no data. Ex: .48

  9. Mottling score (MOTTLING)
    Estimated percent of seed with dark pigmentation, hilum or saddle excluded.

  10. Other leaf traits (OTHERLEAF)
    Other leaf characteristics. Multiple traits possible. Ex: Lgn,Cup or Na,Dab

  11. Other plant traits (OTHERPLANT)
    Other plant characteristics.

  12. Other seed traits (OTHERSEED)
    Other seed characteristics. Multiple traits are possible, Ex: Abh,Def

  13. Pod color (PODCOLOR)
    Pod color.
    Code values.

  14. Pod length (PODLENGTH)
    Average length of 3 three-seeded pods in millimeters.

  15. Pubescence color (PUBCOLOR)
    Pubescence color.
    Code values.

  16. Pubescence density (PUBDENSITY)
    Pubescence density.
    Code values.

  17. Pubescence form (PUBFORM)
    Pubescence form.
    Code values.

  18. Seed coat color (SCOATCOLOR)
    Seed coat color.
    Code values.

  19. Seed coat luster (SCOATLUST)
    Seed coat luster.
    Code values.

  20. Seed quality (SEEDQUAL)
    Visual quality evaluation considering wrinkling, defective seed coat, greenish or diseased seeds. Descriptor is a numeric field. Ex: 1.6. 1.0 = GOOD, 5.0 = POOR.

  21. Seed shape (SEEDSHAPE)
    General shape of seed.
    Code values.

  22. Seed weight (SEEDWEIGHT)
    Weight of 100 seeds in grams (g). Blank value means no data.

  23. Stem termination score (TERMSCORE)
    Stem termination score, measured at maturity. 1.0 = VERY DETERMINATE, 5.0 = VERY INDETERMINATE

  24. Upper leaflet length (UPPERLFLEN)
    Average length in mm of three terminal leaflets from the upper third of plant. Blank value means no data.

  25. Upper leaflet shape (UPPERLFSHP)
    Ratio of leaflet width to leaflet length from upper third of plant. Blank value means no data. Ex: .38

Category: NEMATODE
  1. Cyst nematode (NEMATCYST)
    Reaction to soybean cyst nematode infection caused by Heterodera glycines.
    Code values.

Category: PHENOLOGY
  1. Flowering (FLOWERDATE)
    Date that 50% of the plants have begun to flower; expressed as month (1 or 2 digits) and day (2 digits). Descriptor is a numeric field. Blank value means no data. Ex: 806

  2. Maturity date (MATDATE)
    Date that 95% of the pods have reached final color; expressed as month (1 or 2 digits) and day (2 digits). Blank value means no data. Ex: 1009

  3. Maturity group (MATGROUP)
    Maturity evaluation. 000 = earliest, X = latest.
    Code values.

  4. Twining date (TWINING)
    Date when 50% of the plants have begun to twine, expressed as month (1 or 2 digits) and day (2 digits). Ex: 703

Category: PRODUCTION
  1. Yield (YIELD)
    Yield in megagrams per hectare (Mg/ha) at 13% seed moisture. Descriptor is a numeric field. Blank value means no data. Ex: 2.21, 3.05

Category: STRESS
  1. Chlorosis score (CHLOROSIS)
    Reaction to iron deficiency producing yellow chlorosis on leaves under natural field conditions. 1.0 = NO CHLOROSIS, 5.0 = SEVERE CHLOROSIS

  2. Salt reaction (SALTREACT)
    Salt tolerance evaluation.
    Code values.