X. Insects and Crops

Editors, Environment

Abstract


Insects play a very important part both in the realm of nature and in human affairs. There are more different species of insects than of all other classes of animals put together, and in actual numbers the insects are far greater than any other class of animals. It is quite usual to find approximately 8,000,000 insects per acre on arable land which appears poor in insect life, while 60,000,000 per acre of a single class of insects, the Oollembola, has been recorded as the approximate population of a lucerne field.

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