%0 Journal Article %T Gender and age composition of populations of mermithidae (nematoda, mermithida) - abdominal parasites of invertebrates %A Kharchenko, N.. %K populations, subpopulations, gender structure, way of realization of gender, gender ratio, parasite, host, phase of development, stage of development, genetic generations. %J Forestry Engineering Journal %D 2015 %N 4 %P 7 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov