PHHKW
ActiveZea mays L. · Maize
Pioneer Hi-Bred International Inc., USA
Variety traits
Variety origin represents its genetic background and geographical link to the breeding region. This parameter determines crop adaptability, productivity potential, and cultivation risks.
Mentioned in descriptions 29 523 varieties reference book.
Variety origin is understood as the aggregate of data on parental lines, breeding methods, and the location where the variety was created. This trait manifests in the plant's ability to adapt to local stress factors, such as drought or specific temperature conditions characteristic of the breeding region.
This trait is not measured quantitatively; however, it is evaluated within the framework of state variety testing by comparing the variety with a regionalized standard. The assessment is conducted in various soil and climatic zones, which allows for identifying the stability and plasticity of the variety when changing growing conditions.
The resistance and efficiency of a variety depend on how well its origin corresponds to the farm's agro-climatic zone. An important aspect is the distinction between varieties suitable for propagation and F1 hybrids, which require annual seed procurement, as well as the breeder's reputation, which guarantees seed purity.
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.
Zea mays L. · Maize
Pioneer Hi-Bred International Inc., USA
Zea mays L. · Maize
Pioneer Overseas Corporation, USA
Dieffenbachia Schott · Dumbcane
Frazer, Edwin J.|Queensland, Australia
Zea mays L. · Maize
PIONEER OVERSEAS CORPORATION
Prunus avium (L.) L. · Sweet cherry
Universita degli Studi di Bologna (IT)/C.R.P.V. Centro Ricerche Produzioni Vegetali - Societa Coop. (IT)
Triticum aestivum L. · Bread wheat
DEUTSCHE SAATVEREDELUNG AG
Brassica napus var. napus · Rapeseed
Glycine max (L.) Merr. · Soybean
Institut za ratarstvo i povrtarstvo, Novi Sad
Zea mays L. · Maize
Syngenta Crop Protection AG
Hordeum vulgare L. · Barley
Nordic Seed A/S
Zea mays L. · Maize
Syngenta Crop Protection AG
Prunus persica (L.) Batsch · Peach
Arsene Maillard Laurence Maillard
Prunus persica (L.) Batsch · Peach
Maillard Arsene / Maillard Laurence
Prunus persica (L.) Batsch · Peach
Maillard Laurence|Elne, FR / Maillard Arsene|Elne, FR
Prunus persica (L.) Batsch · Peach
Arsene Maillard Laurence Maillard
Solanum tuberosum L. · Potato
Station Recherche du Comité Nord (GIE)
Lactuca sativa L. · Lettuce
Syngenta Seeds B.V.
Prunus persica (L.) Batsch · Peach
Maillard Arsene|Elne, FR / Maillard Laurence|Elne, FR
Prunus persica (L.) Batsch · Peach
Laurence Maillard, Arsene Maillard
Oryza sativa L. · Rice
LUGANO LEONARDO SRL
Ribes uva-crispa L. · Gooseberry
VOLUZNEV ANATOLIJ GRIGOR'EVICh
Festuca arundinacea Schreb. · Tall fescue
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR
Triticum aestivum L. · Bread wheat
Centrum výskumu rastlinnej výroby (CVRV) Pieštany
Solanum tuberosum L. · Potato
SICA GROCEP