[Sex ratio--specific parameter of the elementary natural population].
D000818:Animals; D001517:Coleoptera; D005260:Female; D005828:Genetics, Population; D008297:Male; D010641:Phenotype; D011110:Polymorphism, Genetic; D012744:Sex Ratio
Sootnoshenie polov--spetsificheskiĭ parametr élementarnoĭ prirodnoĭ populiatsii.