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INRA 321

Protection expired

Zea mays L. subsp. mays (Maize Group) Maize · Agricultural · bred by INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

also searched as: инра 321

Variety description

10 August 2026

The hybrid has the genetic formula (A 171 x A 434) x (F 431 x F 49) and is also known under the name Inraweiß. The variety was bred for the northern regions of France with the aim of adapting to local climatic conditions, in particular to spring cold.

The plant belongs to the white corn group and demonstrates average yield. It requires early sowing dates to obtain a high-quality harvest. Historically, the need to improve the variety's lodging resistance characteristics was noted.

Sources2
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Countries of admission

1 jurisdiction

Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.

terminated no record

Variety in registries Regions of admission, rights holders, and status of plant breeders' rights

Parties

Breeder
Institut National de la Recherche Agronomique (FR) 1 883 Developed the variety
Applicant
Agri Obtentions SA (FR) Submitted the application to the register
Rights holder
Agri Obtentions SA (FR) Holds the rights to the variety

Plant breeders' rights

The right is granted for a limited term: propagation of the variety requires a license from the rights holder.

France № 54
Protection expired
  1. Application filed 28 March 1972
  2. Registered 4 July 1975
  3. Entry closed 1 July 1979

Records are sourced from official registry publications. Data sources and legal status

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Nearby in the species list INKANI YG, Inoui CS, Inoxx, INRA 190, INRA 200, INRA 230, INRA 244, INRA 252, Inra 260, INRA 310, INRA 361, Inra 400, INRA 508, Insignia, Inspecto, Instilla, Instruktor, Integra, Inter, Interago

Discussion: INRA 321

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