Ryahovo

Active

Vitis vinifera L. subsp. vinifera Wine grape · Fruit crops · bred by Z. Zankov, I. Todorov, S. Pirgozliev, T. Nakova

also searched as: ряхово

Variety description

10 August 2026

The variety is an intraspecific hybrid of Trakia × Black Rose, bred in 1972. The vines are characterized by above-average vigor. The variety is mid-season; the period from bud break to maturity is about 137 days.

Clusters are conical in shape with a wing, moderately loose, with an average weight of 450 g. Berries are large, averaging 7.4 g, and have thin, firm skin. The sugar accumulation level is 16.1 Brix, acidity is 5.1 g/dm³.

The plant has average winter hardiness, withstanding temperature drops down to -19...-21°C, and low resistance to fungal diseases. The produce has good transportability and high keeping quality.

Sources6

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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.

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

active no record

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

Parties

Breeder: Z. Zankov, I. Todorov, S. Pirgozliev, T. Nakova 1 Developed the variety
Applicant: Institute of Agriculture and Seed Science "Obraztsov Chiflik" - Ruse (BG) 27 Submitted the application to the register
Rights holder: Institute of Agriculture and Seed Science "Obraztsov Chiflik" - Ruse (BG) 27 Holds the rights to the variety

Admission to trade

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

BG Bulgaria Active

№ 004/94

Application

29 December 1999

Registration

23 March 2001

Registry	Number	Application	Registration	Terminated	Status
BG Bulgaria	004/94	29 December 1999	23 March 2001	—	Active

Plant breeders' rights

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

Bulgaria № 305

Active

Application filed 29 December 1999
Registered 29 June 2001
Entry closed 29 June 2031

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

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This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources

Breeder

Z. Zankov, I. Todorov, S. Pirgozliev, T. Nakova All 1 variety of company

Registry records

Total records: 2
Jurisdictions shown: 1
First registration: 2001

Same species