The Stira hybrid is classified according to the FAO scale as a medium-late variety of group 390. In field trials and agricultural production, the hybrid demonstrates high production potential.
In agronomic literature, this hybrid is considered primarily within the framework of variety testing programs. Publications discuss yield indicators and plant response to various agrotechnical conditions; however, detailed morphological characteristics are absent in open sources.
Sources6
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Countries of admission
4 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.
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