MICRODISSECTION AND AMPLIFICATION IN VITRO OF CHROMOSOME 1R IN RYE (Secale cereale L.) AND DETERMINATION OF THE AMPLIFIED PRODUCTS Microdissection and Construction of Region-specific DNA Libraries of Wheat Chromosome 6B MICRODISSECTION OF CHROMOSOME 1B OF TRITICUM SPELTA VAR. DUHAMELIANCUM AND AMPLIFICATION OF THE CHROMOSOME DNA