The line is used in breeding to produce hybrids. It serves as a parental component when crossing with other lines, and is also applied for the introduction of specific traits into other maize varieties using backcrossing or transformation methods.
The technical documentation does not provide specific values for maturity group, plant height, yield, or disease resistance. PHF4R is considered genetic material possessing a set of characteristics aimed at improving yield, stress tolerance, and plant development uniformity.
Sources2
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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.
Variety registered as early as 1
jurisdiction,
data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
Variety in registries
Regions of admission, rights holders, and status of plant breeders' rights
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