Janna

Protection expired

Zea mays L. subsp. mays (Maize Group) Maize · Agricultural · bred by PIONEER HI-BRED INTERNATIONAL

also searched as: йанна

Variety description

10 August 2026

The hybrid Janna is a Zea mays L. corn variety intended for silage use. In agronomic studies, this hybrid was characterized by a high share of grain in the composition of total biomass.

The variety name appeared in publications of the early 2000s in the context of comparative trials of yield and silage mass quality. The hybrid was also mentioned in materials related to seed lot quality control.

Sources5

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Countries of admission

6 jurisdictions

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.

IS FI NO SE EE IE GB DK LV LT NL DE PL BY PT ES FR BE CZ SK UA RU LU CH AT HU MD IT SI HR RS RO MT GR BG CY

terminated no record

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

Parties

Breeder: Pioneer Hi-Bred International, Inc. 28 605 Developed the variety
Applicant: Pioneer Hi-Bred Northern Europe Sales Division GmbH Oddział w Polsce Submitted the application to the register
Rights holder: Pioneer Hi-Bred International, Inc. 46 Holds the rights to the variety
Maintainer: Pioneer Hi-Bred International, Inc. (US) Responsible for variety maintenance

Admission to trade

The variety is listed in the national registry — its seeds are authorized for sale in this country.

QZ European Union Terminated

№ 238761
FR France Protection expired

№ 0064856

Application

15 February 1991

Registration

1 January 1993

Terminated

19 December 2003
BE Belgium Terminated

№ VG/A/ZEAMX/00101

Application

14 January 1992

Registration

31 January 1994

Terminated

31 December 1997
NL Netherlands Terminated

№ MAS522

Application

26 February 1992

Registration

24 March 1993

Terminated

1 January 2002
CZ Czechia Terminated

№ 1685

Application

29 January 1993

Registration

19 April 1996

Terminated

22 February 2002
PL Poland Terminated

№ SR R1420

Application

27 December 1993

Registration

11 March 1996

Terminated

31 December 2003
SE Sweden Terminated

№ AR 656

Application

11 April 1995

Registration

26 June 1995

Terminated

8 January 1999

Registry	Number	Application	Registration	Terminated	Status
QZ European Union	238761	—	—	—	Terminated
FR France	0064856	15 February 1991	1 January 1993	19 December 2003	Protection expired
BE Belgium	VG/A/ZEAMX/00101	14 January 1992	31 January 1994	31 December 1997	Terminated
NL Netherlands	MAS522	26 February 1992	24 March 1993	1 January 2002	Terminated
CZ Czechia	1685	29 January 1993	19 April 1996	22 February 2002	Terminated
PL Poland	SR R1420	27 December 1993	11 March 1996	31 December 2003	Terminated
SE Sweden	AR 656	11 April 1995	26 June 1995	8 January 1999	Terminated

Plant breeders' rights

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

France № 11855

Terminated

Application filed 28 September 1992
Registered 23 June 1994
Entry closed 6 August 1997

More 1 record protections in other jurisdictions are shown on the map above.

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

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Breeder

PIONEER HI-BRED INTERNATIONAL

breeder code XOC 31

All 28 605 varieties of company

Registry records

Total records: 9
Jurisdictions shown: 6
First registration: 1993

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