Factor KWS
Protection expiredBrassica napus L. · Rapeseed
KWS SAAT SE & CO.KGAA
Variety traits
Yield is the volume of produce obtained per unit area, reflecting the realization of a variety's genetic potential under specific growing conditions.
Mentioned in descriptions 67 000 varieties reference book.
A variety's yield represents the volume of produce harvested per unit area and is categorized into potential, projected, biological, and actual yield. It manifests as the result of the plant's genetic capabilities being realized, limited by external environmental conditions and the effectiveness of applied agricultural practices.
This indicator depends on the suitability of the variety to soil and climatic conditions, the level of agronomy, the quality of preceding crops, and genotype stability. Assessing yield structure includes an analysis of stand density, tillering, number of grains or tubers, and thousand kernel weight, which allows for the determination of productivity formation factors.
For accurate variety comparison during variety trials, indicators are adjusted to standard moisture content and correlated with a control variety standard. When selecting a variety, ecological plasticity, yield variability across different years, and statistical significance of data, expressed through the least significant difference, are taken into account.
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.
Brassica napus L. · Rapeseed
KWS SAAT SE & CO.KGAA
Zea mays L. · Maize
Yevralis Semans
Avena sativa L. · Oat
Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR
Zea mays L. · Maize
Dr. Frank K. Rober
Festuca rubra L. · Red fescue
Dipl.-Ing. Slavomir Beran c/o TAGRO Cerveny Dvur, s.r.o. / Dipl.-Ing. Jan Smrz c/o TAGRO Cerveny Dvur, s.r.o. / D. Reilkova / Vera Jouzova c/o TAGRO Cerveny Dvur, s.r.o. / M. Ricica
Brassica napus var. napus · Rapeseed
Norddeutsche Pflanzenzucht Hans-Georg Lembke KG
Helianthus annuus L. · Sunflower
Syngenta Crop Protection AG
Helianthus annuus L. · Sunflower
Soper, John
Triticum aestivum L. · Bread wheat
RAGT 2N S.A.S
Zea mays L. · Maize
PIONEER HI-BRED INTERNATIONAL
Zea mays L. · Maize
Pierre GARRAUD
Helianthus annuus L. · Sunflower
NUSEED EUROPE
Helianthus annuus L. · Sunflower
NuSeed Americas
Glycine max (L.) Merr. · Soybean
Lidea France SAS, Lescar FR
Triticum aestivum L. · Bread wheat
Mike Taylor
Helianthus annuus L. · Sunflower
Syngenta Crop Protection AG
Zea mays L. · Maize
Rainer Leipert
Avena sativa L. · Oat
Peter Hozlar
Helianthus annuus L. · Sunflower
Semences Cargill SA (FR)
Triticum aestivum L. · Bread wheat
Nina Pfeiffer
Avena sativa L. · Oat
Nilsson, Bengt
Helianthus annuus L. · Sunflower
Euralis Semences, Soltis
Glycine max (L.) Merr. · Soybean
RAGT Génétique S.A.
Helianthus annuus L. · Sunflower
Euralis Semences