Growth and Development of Oak (<i>Antheraea pernyi </i>G.-M.) and Gipsy Moth (<i>Lymantria dispar </i>L.) Silkworms after Fodder Treatment with <i>Rhaponticum carthamoides </i>Extract
Issues of plant extract impact on life processes of olygo- and polytrophic Lepidoptera are considered in the article.The aim of the article is to study the impact of Rhaponticum carthamoides leaf extract of 0,001% and 0,0001% concentrations on biological indicators of the development of oak (Antheraea pernyi G.-M.) and gypsy moth (Lymantria dispar L.) silkworms on the non traditional fodder plant of Betula pendula Roth. in the conditions of Belarus