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Variety Name

Kneja 627

ID 3268
Latin Name Zea mays L.
Common Name maize
Country Bulgaria
Registration Year 2009
Short Description The mutant variety Kneja 627 was officialy approved in 2009. It was developed by hybridization with mutant (from the cross PCM4658 x Mo17). The mutant PCM4658 is a selection from the treatments of the seeds with chemical mutagens of a 522xB-84 population to accelerated ageing and 01% DAB. Main improved attributes of mutant variety are late maturity and grain yield.

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Kneja 627

Name and Registration

National Registration Year 2009

Crop Type and Improved Traits

Propagation Primary Seed propagated crops
Propagation Secondary Hybrid-pollinating
Usage Primary Food
Usage Secondary Cereals
Characteristic Primary Agronomic and botanic traits
Characteristic Primary Sub-Type Maturity
Characteristic Secondary Yield and contributors
Characteristic Secondary Sub-Type Grain (seed) yield

Breeding Method Section

Mutagen Treatment Type Chemical
Chemical Mutagen AA+DAB
Chemical Treatment Dose 0.1
Chemical Treatment Dose %
Treated Material Type Seed
Phenotype Late maturity and grain yield

Historical Breeding Method

Breeding Method Hybrid F1 ( a cross with a mutant line)
Mutagen Treatment Type Chemical
Treated Material Type Seed
Chemical Mutagen AA+DAB
Chemical Treatment Dose 0.1 %
Mutant Parent Variety PCM4658


1. , Maize Research Institute (MRI), Bulgaria