Ketama

Active

Zea mays L. subsp. mays (Sweet Corn Group) Sweet corn · Agricultural · bred by HM Clause Inc (US)

also searched as: кетама

Variety description

10 August 2026

The plant is compact, reaching a height of 180–185 cm. The maturity period from emergence to technical ripeness is 60 to 70 days. The hybrid has a yield potential of up to 21–22 t/ha.

The ears are 21–23 cm long and approximately 5 cm in diameter, containing 16–18 rows of deep yellow kernels. The variety exhibits intermediate resistance to Helminthosporium leaf blight and is characterized by stress tolerance, as well as the ability to maintain marketable quality in the field for an extended period.

Sources6

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Countries of admission

3 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

active no record

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

Parties

Breeder: HM Clause Inc (US) 123 Developed the variety
Applicant: HM.CLAUSE, Inc. 933 Submitted the application to the register
Rights holder: HM.CLAUSE, Inc. 933 Holds the rights to the variety
Maintainer: HM Clause SAS (FR) 1 095 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 Active

№ 289428

Registration

3 May 2022
FR France Active

№ 4068189

Application

18 November 2019

Registration

1 January 2022
UA Ukraine Active

№ 20103008

Application

30 December 2020

Registration

27 April 2022

Registry	Number	Application	Registration	Terminated	Status
QZ European Union	289428	—	3 May 2022	—	Active
FR France	4068189	18 November 2019	1 January 2022	—	Active
UA Ukraine	20103008	30 December 2020	27 April 2022	—	Active

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

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Breeder

HM Clause Inc (US)

breeder code HMX 59 YS 821

All 123 varieties of company

Registry records

Total records: 3
Jurisdictions shown: 3
First registration: 2022

Same species