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Found 825 works matching this query
Men who have gone before
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Ninth annual report of the United States Geological and Geographical Survey of the Territories
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Insects and microorganisms - Euproctis chrysorrhoea L. enemies
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Birds as a factor in controlling insect depredations
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Fenologisch en faunistisch onderzoek over boomgaardinsekten = Phenological and faunistic investigations on orchard insects.
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Helpful And Harmful Insects
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Handbook of forage and rangeland insects
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Releases of beneficial organisms in the United States and territories, 1983
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Insect and related pests of field crops
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Biologicheskie metody bor'by s vrediteliami sel'skogo, lesnogo khoziaistva i karantinnymi sorniakami
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