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agronom.cc cultivar database

Public domain

Varieties in the 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.

Varieties
17 808

By year of entering the public domain

Recent years are the most sought-after: the variety is free to use but still in production.

2026 1 754 2025 2 267 2024 2 040 2023 1 891 2022 859 2021 1 395 2020 1 341 2019 1 630 2018 873 2017 1 239 2016 1 088 2015 1 023

Varieties in the public domain

Konrad

Protection expired

Triticum aestivum L. · Bread wheat

SK
2 records

Kolosa

Protection expired

Daucus carota L. · Carrot

CZ
2 records

Kobalt

Protection expired

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

HU
2 records

Klea

Protection expired

Triticum aestivum L. · Bread wheat

SK
2 records

Klasik

Protection expired

Prunus cerasifera Ehrh. · Cherry plum

CZ SK
2 records

Klárka

Protection expired

Cucumis sativus L. · Cucumber

CZ
2 records

Klaret

Protection expired

Prunus cerasifera Ehrh. · Cherry plum

CZ SK
2 records

Klara

Protection expired

Zea mays L. · Maize

RO
2 records

Klara

Protection expired

Vicia sativa L. · Common vetch

SK
2 records

Klar

Protection expired

Prunus cerasifera Ehrh. · Cherry plum

CZ SK
2 records

Kisvárdai 29

Protection expired

Vicia faba L. · Broad bean

HU
2 records

Kiskun Dori

Protection expired

Zea mays L. · Maize

RO
2 records

Kiskun 4427

Protection expired

Zea mays L. · Maize

RO
2 records

Kiringa KWS

Protection expired

Beta vulgaris Sugar Beet Group · Sugar beet

CZ
2 records

King Arthur

Protection expired

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

SK
2 records

Kelvex

Protection expired

Pisum sativum L. · Pea

DE
2 records

Katka KWS

Protection expired

Beta vulgaris Sugar Beet Group · Sugar beet

CZ
2 records

Katia

Protection expired

Zea mays L. · Maize

RO
2 records

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