On accessory chromosomes in Secale cereale (IV) Further study on ferquency and geographical distribution of rye with accessory chromosomes in Korea

호밀의 부속염색체에 관한 연구(IV) 한국산 호밀의 부속염색체의 출현빈도 (속보)

Further study on the frequency and geographical distribution of rye with accessory chromosomes in Korea was carried out in 1996. All of the 15 populations of rye investigated were found to have accessory chromosomes and the frequencies of accessories were ranged from 15 to 54%. The study from 1963 to 1966 shows that the frequency of accessory ranging from 30 to 40% is predominant.