title: Cytogenetic characteristics of cattle at different methods of growing
abstract: The purpose. Determination of cytogenetic characteristics of animals at different stages of selection process. Methods. Cultivation of lymphocytes, preparation of cytogenetic specimens, grading and record-keeping of aberrations of chromosomes is realized using standard procedures. Results. It is fixed that in karyotypesof the animals got as a result of interspecific crossings,aberrations of chromosomes were twice more, than at crossing hybrids and purebreds. Conclusions. At building multicompone
journal: Visnyk agrarnoi nauky