United States of America.
The cotton crop is subject to insect pests. Camera pans across a field of cotton plants. C/U of buds of cotton plant with a bug eating a hole in one of the plants. "The newest protection is to spray deadly calcium arsenate gas over the crops by means of 'planes..."...
Daring young man shows off his collection of bees.
Wasp hunters demonstrate how to intoxicate a nest.
Ants crawl through a tunnel and move things about.
A look at how bees are bred for exportation.
A sunbather uses flypaper to keep the insects off while on the beach.
Honeycombs are taken from bees in the trees. Queensland, Australia.
Dumper machine being tested, interior of factory with men working on the dumper.
Various shots of Argentinian butterflies - dead and alive.