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A study of the characteristic activities of an insect that is a pupal parasite of house flies and other cycloraphous ‘Diptera’.
Examples of insect, mollusc and eelworm pests of cultivated plants. Demonstrates the effects of these pests.
COI synopsis: Man, in his attempts to dominate the planet, has a rival; it means a continuing, unceasing battle for survival. It’s the insect war. To win it we need a continuous supply of new ideas. The...
And massed attack on insect pests by tractors, caterpillars, etc, gives the real war-like touch!
Professor von Frisch on insect behaviour: how bees convey to the rest of the hive information about the source of nectar.*
Spraying DDT from air on crops is latest American method of defeating insect plague.
Plague of locusts in Belgian Congo.
NoS Summary - insect life and flowers through a microscope
COI synopsis: Man, in his attempts to dominate the planet, has a rival; it means a continuing, unceasing battle for survival. It’s the insect war. To win it we need a continuous supply of new ideas. An...
Describes various insect pests and the damage these can cause to stored foodstuffs. Shows the work of the Cooper Technical Bureau in developing and testing insecticides to prevent infestation of stored...
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Learning on Screen
Related searches have been automatically generated using the OpenCalais semantic analysis service.Related searches have been automatically generated using the OpenCalais semantic analysis service.