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1. The green-bug or spring grain-aphis : how to prevent its periodical outbreaks (id:33485)

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2. The Hessian fly and how to prevent losses from it (id:ORC00000207)

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3. How to detect outbreaks of insects and save the grain crops (id:46040)

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4. Cutworms and their control in corn and other cereal crops (id:ORC00000287)

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5. The fall army worm, or "grass worm", and its control (id:ORC00000196)

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6. The true army worm and its control (id:ORC00000337)

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7. Grasshopper control in relation to cereal and forage crops (id:ORC00000374)