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ActiveTrifolium repens L. · White clover
SEED GENETICS AUSTRALIA
Variety traits
Productivity is the biological potential of a variety realized under specific growing conditions. It reflects the ability of a variety to produce a yield depending on agronomic practices, climate, and soil fertility.
Mentioned in descriptions 27 845 varieties reference book.
The productivity of a variety is a characteristic of its biological potential, which manifests itself through interaction with production conditions. It is divided into potential yield, possible under ideal environmental parameters, and actual (planned) yield, which depends on the actual level of agronomic practices, seed quality, and the climatic characteristics of a specific year. The choice of a variety is based on the correspondence of its genetic capabilities to the intensity level of technologies used on the farm.
Yield metrics in centners or tons per hectare are used to assess productivity, and in greenhouses, in kilograms per square meter. Since crop moisture content at harvest can vary, data is recalculated to a standard moisture content to ensure accurate varietal comparison. This complex trait is formed from yield structure elements, such as stand density, grain per ear, thousand kernel weight, and plant survival.
Productivity assessment during variety testing is conducted in comparison with a standard variety on plots with multiple replications to ensure data reliability. For statistical confirmation of differences, analysis of variance methods are used at a 95% confidence level. A condition for recommending a variety for introduction is its statistically significant superiority over the standard in productivity or other economically useful traits, with an increase of 8–10% considered a substantial basis for further study.
Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.
Trifolium repens L. · White clover
SEED GENETICS AUSTRALIA
Hordeum vulgare L. · Barley
Saatzucht Edelhof
Rubus L. subg. Rubus · Blackberry
Gavin R. Sills, Andrea M. Pabon, Stephen B. Moyles
hybrids between Solanum lycopersicum L. and S. habrochaites S. Knapp & D.M. Spooner
MARTIJN VAN STEE
Triticum durum Desf. · Durum wheat
ISEA S.R.L
Lolium perenne L. · Perennial ryegrass
Agri-food and Biosciences Institute (AFBI Belfast)
Lolium multiflorum Lam. · Italian ryegrass
Oregro Seeds
Lolium perenne L. · Perennial ryegrass
Agri-food and Biosciences Institute (AFBI Belfast)
Linum usitatissimum L. · Common flax
Van de Bilt Zaden en Vlas B.V.
Rosa L. · Rose
pepinieres et roseraies georges delbard s. a.
Rosa L. · Rose
Pepinieres et Roseraies Georges Delbard| FR
Lolium perenne L. · Perennial ryegrass
Euro Grass Breeding GmbH Co. KG
Bouvardia Salisb. · Bouvardia
Bouvardiakwekerij de Jong V.O.F.
Rosa L. · Rose
Pepinieres et Roseraies Georges Delbard| FR
Vicia faba L. · Broad bean
Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)
Medicago sativa L. · Alfalfa
VARGA PAUL MIHAILSCHITEA MARIAMARTURA TEODORDIHORU ALEXANDRINAHAGIMA IOANA
Asparagus officinalis L. · Asparagus
The Regents of the University of California
Trifolium pratense L. · Red clover
FAL Station de Recherche Agronomique Federale (CH)
Brassica napus var. napus · Rapeseed
Monsanto Technology, USA
Hordeum vulgare L. · Barley
SECOBRA RECHERCHES S.A.S
Lolium perenne L. · Perennial ryegrass
Semences de France S.A.
Oryza sativa L. · Rice
ENTE NAZIONALE RISI
Olea europaea L. · Olive
UNIVERSIDAD DE CORDOBA
Dactylis glomerata L. · Cocksfoot
Barenbrug Holland BV (NL)