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NALDC Record Details:

The Practical Use of the Insect Enemies of Injurious Insects.

File:
Download [PDF File]
Author(s):
Howard, L.O.
Format:
p. 273-288.
Language:
English
Year:
1917
Series:
Yearbook of agriculture
Rights:
This item is authored by federal employees as part of their official duties and are therefore non-copyrightable and/or published by the federal government and now in the public domain.