Skip to content

RAM 8663

Active

Zea mays L. Maize · Agricultural · bred by Rysin Leonid Mykhailovych

also searched as: рам 8663

Variety description

10 August 2026

The hybrid has an FAO 340 rating. The plant reaches a height of 230–280 cm, the stalk is red, does not tiller, and contains 15–17 leaves. The ear is cone-cylindrical in shape, 25–27 cm long, and attached at a height of approximately 70 cm.

The grain is semi-dent, yellow-orange in color, and the thousand kernel weight is 260–280 g. The potential yield of the hybrid reaches 130–140 c/ha. The plant makes efficient use of mineral and organic fertilizers; it is recommended for the Steppe and Forest-Steppe zones.

Sources5
  • Loading…

Countries of admission

2 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.

QM

active no record

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

Parties

Breeder
Rysin Leonid Mykhailovych 72 Developed the variety
Maintainer
LIMITED LIABILITY COMPANY «SCIENTIFIC RESEARCH INSTITUTE OF AGRICULTURAL BUSINESS Responsible for variety maintenance

Admission to trade

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

  • UA Ukraine Active

    № 13009281

    Application
    20 December 2013

Plant breeders' rights

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

Ukraine № 13009281
Protection expired
  1. Application filed 20 December 2013
  2. Registered
  3. Currently active indefinite in the register

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

Found an error in the record?

The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.

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

Same species

Other varieties: Maize

All 37 291 varieties of species

P 9578

Active

Zea mays L. · Maize

Pioneer Overseas Cor, USA

AT BG HU RO SI SK +1
15 records

P 9074

Active

Zea mays L. · Maize

Pioneer Overseas Corporation, USA

AT BG DE RO SI SK +1
19 records

Zea mays L. · Maize

PIONEER| Pioneer Hi-Bred Services GmbH

AT BE DE LT SI SK
13 records

RAM 8149

Active

Zea mays L. · Maize

Rysin Leonid Mykhailovych

UA
3 records

RAM 8153

Active

Zea mays L. · Maize

Rysin Leonid Mykhailovych

UA
3 records

RAM8169

Terminated

Zea mays L. · Maize

Maksymova Liubov Hennadiivna, Mel`nyk Hryhorii Petrovych, Antoniuk Serhii Petrovych, Rysin Leonid Mykhailovych,

UA
4 records

Nearby in the species list RAM 145, RAM 2594, RAM 2614, RAM 278 Anons, RAM 3153, RAM 3551, RAM 6475, RAM 8143, RAM 8149, RAM 8153, RAM8169, Rambla, Ramirez, Ramsay, Ramzes, Rana 17, Rana 19, Ranamir, Rancador, Rancagua

Discussion: RAM 8663

0 messages

Growing experience and notes on the entry. Comments are not part of the reference data and are not verified against primary sources.

Comments are open to signed-in readers. Sign in · Sign up