Morgan County News | 1945-06-15 | Page 2 | 425,000 Kinds of Insects Known; U. S. Has 81,000

kinds ol 01 0 f insects known U US S has 81 of species of insects known to scientists of the world are found in the united of these colliers states says more than are neither harmful nor helpful to mankind of the remaining species about are injurious as they carry disease to humans and domestic animals or dest destroy roy crops while the other efre are beneficial as they prey on destructive insects cause cross pollination of plants or produce useful substances aces such as dyestuffs dye stuffs lac honey and silk