PRODUCTIVITY OF THE EARLY-RIPE INTERSPECIFIC POTATOES HYBRIDS AND THEIR BACKCROSSES

The research results allowing defining the phenotypic manifestation of efficiency, its components among the early ripe interspecific potatoes hybrids, their backcrosses and also the comparing of the data obtained at hybrids and grades standards are presented in this article. The potential of the investigated material concerning manifestation of signs is considered, and, considering its genealogy ? the practical selection value of separate samples is shown in this research work.