RHUBARB

Descriptors
Category: CHEMICAL
  1. Brix 1 (BRIX1) Average measurement of dissolved sugar to water mass ratio of petiole
  2. Brix 2 (BRIX2) Average measurement of dissolved sugar to water mass ratio of petiole
  3. Brix 3 (BRIX3) Average measurement of dissolved sugar to water mass ratio of petiole
  4. pH 1 (PH1) Average pH - first measurement
  5. pH 2 (PH2) Average pH - second measurement
  6. pH 3 (PH3) Average pH - third measurement
Category: GROWTH
  1. Dry weight (DRYWT) Dry weigth of petioles in grams (average of 5 petioles)
  2. Fresh weight (FRESHWT) Fresh weigth of petioles in grams (average of 5 petioles)
  3. Percent dry matter (PERCDRYMAT) Calculation of dry weight to fresh weight ratio
  4. Petiole length (PETLGTH) Length of petiole in mm (average of 5 petioles)
  5. Petiole number (PETNO) Number of petioles on plant (count)
  6. Plant height (PLANTHGT) Height of plant in cm (average of 5 plants)
Category: MORPHOLOGY
  1. Apex shape (APEXSHP) Shape of leaf apex (outer end opposite petiole)
  2. Lamina cleft (LAMCLEFT) Presence or absence of lamina cleft/indentation
  3. Lamina bottom color (LAMCOLBOT) Color of the bottom of the leaf surface
  4. Lamina top color (LAMCOLTOP) Color of the top of the leaf surface
  5. Lamina length (LAMLGTH) Length of leaf surface in mm (average of 5 leaves)
  6. Lamina width (LAMWDTH) Width of leaf surface in mm (average of 5 leaves)
  7. Margin type (MARGINTYPE) Type of leaf margin
  8. Mashed flesh color (MASHCOL) Color of flesh after being mashed
  9. Petiole apex skin color (PETAPEXCOL) Color of the apex of the petiole
  10. Petiole base color (PETBASECOL) Color of the base of the petiole
  11. Petiole base thickness (PETBASETHK) Thickness of the base of the petiole in mm (average of 5 petioles)
  12. Petiole color gradient (PETCOLGRAD) Presence or absence of color gradient from the base to the apex of the petiole
  13. Petiole color pattern (PETCOLPATN) Color patterning of the petiole
  14. Petiole midskin color (PETMIDCOL) Color of the midskin of the petiole
  15. 100 Seed weight in grams (SEEDWGT) weight of 100 seeds in grams.
Category: OTHER
  1. Image/picture (IMAGE) A picture or image