Mazurka
Protection expiredCucumis sativus L. · Cucumber
Golden West Seed Co.
Public domain
Plant breeders' rights are granted for a limited term. Upon expiration, the variety enters the public domain: its seeds can be propagated and sold without the rights holder's license.
Recent years are the most sought-after: the variety is free to use but still in production.
Cucumis sativus L. · Cucumber
Golden West Seed Co.
Gerbera L. · Gerbera
SCHREURS PETRUS JUDOCUS WILHELMUS
Chrysanthemum L. · Chrysanthemum
HOEK BREEDING BV
Cucumis sativus L. · Cucumber
Geoponiko Spiti AEBE
Zea mays L. · Maize
GOLDEN WEST SEED RESEARCH Co.
Lolium perenne L. · Perennial ryegrass
GAUE| Inge Gaue
Ficus benjamina L. · Weeping fig
Denis-Plants B.V.
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE and CO KGAA
Zea mays L. subsp. mays (Maize Group) · Maize
MONSANTO COMPANY, US
Zea mays L. subsp. mays (Maize Group) · Maize
Maisadour Semences, FR
Zea mays L. subsp. mays (Maize Group) · Maize
Maisadour Semences, FR
Zea mays L. subsp. mays (Maize Group) · Maize
Maisadour Semences, FR
Tulipa L. · Tulip
J. van Konynenburg
Lactuca sativa L. · Lettuce
Seminis Vegetable Seeds
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Golden West Seed Co.
Solanum lycopersicum L. · Tomato
GOLDEN WEST SEED RESEARCH Co.
Celosia argentea L. var. cristata (L.) Kuntze · Cockscomb
B.R. van den Bosch
Beta vulgaris Sugar Beet Group · Sugar beet
KWS| KWS SAAT AG
Zea mays L. subsp. mays (Maize Group) · Maize
France Canada Semences SA (FR)
Zea mays L. subsp. mays (Maize Group) · Maize
Nickerson SA (FR)
Allium cepa L. var. cepa · Onion
D J Van der Have BV (NL)
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Bejo Zaden B.V.
Allium cepa L. var. cepa · Onion
Les Graines Caillard Sa (FR)
Capsicum annuum L. · Bell pepper
Yordan Todorov, Stoyka Masheva