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BIOLOGICAL CONTROL OF INSECTS THROUGH PLANT RESISTANCE

Published online by Cambridge University Press:  31 May 2012

W. P. Flint
Affiliation:
Urbana, Ill.
J. H. Bigger
Affiliation:
Urbana, Ill.

Extract

Both insects and man show marked preferences for certain strains or varieties of plants when these plants are used as food. This fact has been known for thousands of years as it applies to man, and has been just as true with respect to insects, though not fully appreciated. Go to any market where plant products are sold and you will find certain preferences (shown for special varieties; in fact, it will be difficult or impossible to sell other varieties of the same plant which, from the standpont of nutritive value, might be equal to the ones in demand.

Type
Articles
Copyright
Copyright © Entomological Society of Canada 1938

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References

1 W. P. Flint, Chief Entomologist, Ill. Nat. Hist. Survey & Ill. Agr. Exp. Sta., Urbana, Ill.; J H. Bigger, Associate Entomologist, Ill. Nat. Hist. Survey, Urbana, Ill.