Agrostis stolonifera

Descriptors
Category: BIOLOGY
  1. 032 Lodging - resistance (032 LODGING - RESISTANCE ) Before the first conservation cut.
  2. 040 Drought - resistance (040 DROUGHT - RESISTANCE )
  3. 041 Resistance - Silver top parasital (041 RESISTANCE - SILVER TOP PA)
  4. 043 Resistance - Snow mold (Microdochium nivale (FR.) Samuel Hallet) (043 RESISTANCE - SNOW MOLD (MI)
  5. 044 Resistance - Grey snow mold (Typhula incarnata Lasch ex Fr. Diese) (044 RESISTANCE - GREY SNOW MOL)
  6. 046 Resistance - Rust (Puccinia sp., Uromyces sp.) (046 RESISTANCE - RUST (PUCCINI)
  7. 047 Resistance - Leaf spot (Drechslera sp., Mastigosporium sp., Heterosporium sp.) (047 RESISTANCE - LEAF SPOT (DR)
  8. 048 Resistance - Red thread (Laetisaria fuciformis (Mc Alp.) Burdsall) (048 RESISTANCE - RED THREAD (L)
  9. 080 Sward - resistance to weed ingression (080 SWARD - RESISTANCE TO WEED) Ground cover of weedy grasses and weed. Spring - summer - autumn, 2 days before cut.
  10. 081 Sward - wear resistance (081 SWARD - WEAR RESISTANCE ) Living ground cover of sown species after wear treatment in the 2nd year after sowing. Spring - summer - autumn.
  11. 093 Sward - resistance to weed ingression (093 SWARD - RESISTANCE TO WEED) Ground cover of weedy grasses and weed. Summer - autumn, 2 days before cut.
Category: MORPHOLOGY
  1. 001 Plant - vegetative growth habit (001 PLANT - VEGETATIVE GROWTH ) In the autumn of the sowing year. fig.1
  2. 002 Plant - reproductive growth habit (002 PLANT - REPRODUCTIVE GROWT) At heading in the 1st year after sowing. fig.1
  3. 007 Stem - length (007 STEM - LENGTH ) At beginning of flowering in the 1st year after sowing.Length including inflorescence.
  4. 008 Stem - diameter (008 STEM - DIAMETER ) At beginning of flowering in the 1st year after sowing.
  5. 009 Stem - number of leaves (009 STEM - NUMBER OF LEAVES ) At beginning of flowering in the 1st year after sowing.
  6. 011 Leaf - width of flag leaf (011 LEAF - WIDTH OF FLAG LEAF ) At beginning of flowering in the 1st year after sowing.
  7. 012 Leaf - length of flag leaf (012 LEAF - LENGTH OF FLAG LEAF) At beginning of flowering in the 1st year after sowing.
  8. 013 Leaf - width of the second leaf (from the top) (013 LEAF - WIDTH OF THE SECOND) At beginning of flowering in the 1st year after sowing.
  9. 014 Leaf - length of the second leaf (from the top) (014 LEAF - LENGTH OF THE SECON) At beginning of flowering in the 1st year after sowing.
  10. 015 Leaf - primary colour (015 LEAF - PRIMARY COLOUR ) Genetic colour, when grass is not under stress. At beginning of flowering at forage and ornamental grasses. At turf grasses spring - summer - autumn.
  11. 016 Leaf - tone of other colour (016 LEAF - TONE OF OTHER COLOU) See descriptor no. 16.
  12. 017 Leaf - colour intensity (017 LEAF - COLOUR INTENSITY ) See descriptor no. 16.
  13. 020 Inflorescence - length (020 INFLORESCENCE - LENGTH ) At beginning of flowering in the 1st year after sowing.
  14. 023 Inflorescence - colour (023 INFLORESCENCE - COLOUR ) At beginning of flowering.
  15. 024 Inflorescence - colour intensity (024 INFLORESCENCE - COLOUR INT)
  16. 030 Uniformy of time of inflorescence emergence (030 UNIFORMY OF TIME OF INFLOR)
  17. 071 Sward - initial ground cover (071 SWARD - INITIAL GROUND COV) 2 weeks after seedling emergence.
  18. 072 Sward - field establishment (072 SWARD - FIELD ESTABLISHMEN) Evaluated when 75% ground cover has been reached.
  19. 073 Sward - winter greenness (073 SWARD - WINTER GREENNESS ) Colour retention in winter.
  20. 074 Sward - spring greenup rate (074 SWARD - SPRING GREENUP RAT) Number of days from green-up of the earliest variety.
  21. 075 Sward - ground cover (075 SWARD - GROUND COVER ) Living ground cover of sown turf species. Spring - summer - autumn, 2 days after cut.
  22. 076 Sward - density (076 SWARD - DENSITY ) Based on number of tillers in closed sward, excluding damaged patches. Spring - summer - autumn, 2 days after cut. fig.5
  23. 077 Sward - leaf texture (077 SWARD - LEAF TEXTURE ) Visual evaluation of leaf width. Spring - summer - autumn, before cut.
  24. 084 Sward - spring greenup rate (084 SWARD - SPRING GREENUP RAT) Number of days from green-up of the earliest variety.
  25. 085 Sward - ground cover (085 SWARD - GROUND COVER ) Living ground cover by sown turf species. Spring - summer - autumn, 2 days after cut.
  26. 091 Sward - density (091 SWARD - DENSITY ) Based on number of tillers in closed sward, excluding damaged patches. Summer - autumn, after cut. fig.5
  27. 092 Sward - colour intensity (092 SWARD - COLOUR INTENSITY ) Summer (before flowering) - autumn.
Category: OTHER
  1. 078 Sward - applicability for intensive lawns (based on regrowth after cutting) (078 SWARD - APPLICABILITY FOR ) Difference (sward height before cut - mowing height of previous cut). At all cuts in the 2nd year after sowing. fig.6
  2. 086 Sward - applicability for extensive lawns based on vertical growth (086 SWARD - APPLICABILITY FOR ) Height of sward including flowering stems before the first cut. fig.7
  3. 087 Sward - applicability for extensive lawns based on height of level of vegetative leaves (087 SWARD - APPLICABILITY FOR ) Before the first cut. fig.7
  4. 088 Sward - applicability for extensive lawns based on abundance of inflorescences (088 SWARD - APPLICABILITY FOR ) Before the first cut.
  5. 089 Sward - applicability for extensive lawns based on biomass production (089 SWARD - APPLICABILITY FOR ) Estimate of above-ground biomass production before the first cut.
  6. 090 Sward - applicability for extensive lawns based on autumn regrowth (090 SWARD - APPLICABILITY FOR ) Height of sward excluding sporadic heads. In the autumn before the second cut. fig.8
Category: PHENOLOGY
  1. 029 Time of inflorescence emergence (029 TIME OF INFLORESCENCE EMER) Number of days from the 1st April. When beginning has been reached at 10% stems in the plot. At single plants - when the tip of 3 inflorescences is just visible. fig.3
  2. 031 Abundance of inflorescence emergence (031 ABUNDANCE OF INFLORESCENCE) Estimate of number of flowering stems.m-2 at heading.
  3. 070 Sward - seedling emergence (070 SWARD - SEEDLING EMERGENCE) Number of days after sowing till seedling emergence. fig.4
Category: PRODUCTION
  1. 062 Sward - seed maturity (062 SWARD - SEED MATURITY ) Number of days from the 1st April.
  2. 064 Plant - seed yield (064 PLANT - SEED YIELD ) At maturity. At single plants.
  3. 065 Sward - 1000 seeds weight (TSW) (065 SWARD - 1000 SEEDS WEIGHT ) TSW - caryopsis according to the descriptor no. 25
  4. 079 Sward - cleanness of cut (079 SWARD - CLEANNESS OF CUT ) Appearance of vascular bundle fibres at cut ends of leaves. Spring - summer - autumn, 2 days after cut.
  5. 082 Sward - visual quality rating (082 SWARD - VISUAL QUALITY RAT) All aspects of turf quality integrated. Spring - summer - autumn.
  6. 083 Sward - persistence (083 SWARD - PERSISTENCE ) Living ground cover of sown species in the 3rd year after sowing.
  7. 094 Sward - visual quality rating (094 SWARD - VISUAL QUALITY RAT) All aspects important for extensive turf integrated. Spring - summer - autumn.
  8. 095 Sward - persistence (095 SWARD - PERSISTENCE ) Living ground cover of sown species in the 3rd year after sowing.