Устойчивость картофеля к колорадскому жуку и специфика ее структуры у сортов различных групп спелости

The Colorado potato beetle Leptinotarsa decemlineata Say is the most dangerous potato pest. The potato resistance to this pest is determined by the genetical plants properties which having the morphological, organogenetical and biochemical nature and realizing as the resistance mechanisms. Their combinations in one potato genotype are different in the early-maturing and in the late-maturing varieties. The names and the resistance mechanisms of the highly resistant potato varieties to the beetle are listed in the article.