anaphase 6 article 6 chromatid nonhuman 6 Hybrids 4 Meiosis 4 Reductional division 4 Secale cereale 4 Tricepiro 4 Triticosecale 4 Univalents 4 allopolyploidy 4 chromosome analysis 4 chromosome number 4 cultivar 4 fluorescence in situ hybridization 4 genomic DNA 4 genomic in situ hybridization 4 hybrid 4 meiosis 4 plant chromosome 4 rye 4 Binucleates 2 Cytotoxicity 2 Genotoxicity 2 Micronuclei 2 Mitotic index 2 Thiabendazole 2 cell disruption 2 chromosome aberration 2