RICE-GENETICS

Descriptors
Category: CHEMICAL
  1. AMYLOSE (AMYLOSE) Percent amylose of milled rice.
Category: DISEASE
  1. Sheath Blight (BLIGHT) Reaction to Sheath Blight (incited by Rhizoctonia solani).
Category: GROWTH
  1. Plant Height 1 (PLANTHT1) Plant height measured from the soil surface to the tip of extended panicles. Coded values. See also related descriptor Plant Height 2.
  2. Plant Height 2 (PLANTHT2) Plant height measured in centimeters from the soil surface to the middle of extended panicles. Actual values. See also related descriptor Plant Height 1.
Category: MORPHOLOGY
  1. Apiculus Color (APICOLOR) Color of the apiculus of the lemma
  2. Awn Color (AWNCOLOR) Color of the awns
  3. Awn Type (AWNTYPE) Amount and extent of awns.
  4. Bran Color (BRANCOLOR) Color of seed coat (bran/pericarp) when fully mature and dry.
  5. KERNEL LENGTH/WIDTH RATIO (KERNELRAT) Length/Width ratio for brown (dehulled) rice
  6. WIDTH OF KERNEL (KERNELWID) Width of kernel in millimeters for brown (dehulled) rice.
  7. Leaf Blade Color (LEAFCOLOR) Color of uppermost leaves below flag leaf on main culm at anthesis
  8. Leaf Pubescence (LEAFPUB) Presence/absence of pubescence on leaf blade (adaxial third of the leaf closest to the collar) at heading.
  9. Lodging (LODGING) Estimated amount of plant lodging near maturity.
  10. Panicle Type (PANICLETYP) Panicle type classified according to their mode of branching, angle of primary branches, and spikelet density.
  11. Plant Type - Culm Angle (PLANTTYPE) Culm Angle, rice direct-seeded in rows.
Category: OTHER
  1. MEMBER OF MINICORE (MINICORE) A Mini-Core Collection containing about 10% of the Core Collection has been developed and fingerprinted with some 200 SSR markers.
Category: PHENOLOGY
  1. Daylength Sensitivity (DAYLENGTH) Hastened flowering due to long day photoperiods.
  2. Days to Anthesis (DAYSANTHES) Number of days from effective seeding date until 50% of main tillers show panicles at least partly emerged from boot. Coded values. See also related descriptor Days to Flower.
  3. Days to Flower (DAYSFLOWER) Days from emergence to flowering. Actual values. See also related descriptor Days to Anthesis.
Category: PRODUCTION
  1. Upland (UPLAND) The accession has been tentatively identified as adapted to upland, non-flooded culture.