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ActiveLolium perenne L. · Perennial ryegrass
PGG Wrightson Seeds
Variety traits
Lolium perenne L.
The productivity of perennial ryegrass is a complex indicator evaluated by the yield of green mass, dry matter, feed units, and seeds per unit area.
In the reference 256 varieties crop Perennial ryegrass, where this is mentioned in the description.
For forage purposes, productivity is measured by the harvest of green mass and dry matter, expressed in t/ha, as well as energy value in t f.u./ha. Records are taken at the full heading stage for the first cut and as regrowth occurs for subsequent cycles. Seed productivity is determined by the mass of seeds harvested from a unit area or from an individual plant in nurseries.
Under experimental conditions, typical green mass yield rates are 15–21 t/ha, and dry matter yield is 6–7 t/ha. In variety trials, an essential indicator is the yield superiority of a new variety over the standard by 10–40%. Overall productivity directly affects the intensity of sward utilization, grazing efficiency, and the competitiveness of the variety within grass mixtures.
General information about the subject — on the page Productivity.
Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.
Lolium perenne L. · Perennial ryegrass
PGG Wrightson Seeds
Lolium perenne L. · Perennial ryegrass
DLF SEEDS A/S
Lolium perenne L. · Perennial ryegrass
IGER Institute of Grassland & Environmental Research (GB)
Lolium perenne L. · Perennial ryegrass
Rijksstation Voor Plantenveredeling (BE)
Lolium perenne L. · Perennial ryegrass
Norddeutsche Pflanzenzucht Hans-Georg Lembke KG. Herrn Dr. Martin Frauen / Gisela Luebbe
Lolium perenne L. · Perennial ryegrass
DLF-TRIFOLIUM| DLF-Trifolium A/S
Lolium perenne L. · Perennial ryegrass
Mommersteeg International BV (NL)
Lolium perenne L. · Perennial ryegrass
WIJK| Dr. A.J.P. van Wijk c/o Limagrain Advanta Nederland B.V.
Lolium perenne L. · Perennial ryegrass
Yates Research
Lolium perenne L. · Perennial ryegrass
Plant Breeding Hladke Zivotice, s.r.o. (CZ)
Lolium perenne L. · Perennial ryegrass
WOLTERS LUKAS / STELLING DIETER
Lolium perenne L. · Perennial ryegrass
DLF-Seeds A/S
Lolium perenne L. · Perennial ryegrass
Zelder B.V.
Lolium perenne L. · Perennial ryegrass
PETERSEN| P.H. Petersen Saatzucht Lundsgaard GmbH Herrn Asmus Soeren Petersen
Lolium perenne L. · Perennial ryegrass
WOLTERS LUKAS / STELLING DIETER
Lolium perenne L. · Perennial ryegrass
DLF-TRIFOLIUM| DLF-Trifolium A/S
Lolium perenne L. · Perennial ryegrass
Freudenberger, D
Lolium perenne L. · Perennial ryegrass
Limagrain Nederland B.V.
Lolium perenne L. · Perennial ryegrass
ILVO-PLANT 39
Lolium perenne L. · Perennial ryegrass
Svalöf Weibull (SE)
Lolium perenne L. · Perennial ryegrass
DLF-Seeds A/S
Lolium perenne L. · Perennial ryegrass
Institute of Grasslands & Environmental Research
Lolium perenne L. · Perennial ryegrass
NORTHERN IRELAND HORTICULTURAL & PLANT BREEDING ST
Lolium perenne L. · Perennial ryegrass
VAN DER HAVE B. V.