Pesticides

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2

Federal-grant research at the state agricultural experiment stations

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1

The tale of Anabelle Hedgehog

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1

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22

Insect-Plant Interactions

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1

3

The Night Parade

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1

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19

The Black death

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3

19

A Text-book on Roofs and Bridges

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3

The human intellect

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3

Guide to the study of insects

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Pest Control

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2

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6