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To make a spotless orange : biological control in California / Richard C. Sawyer.

Entomology, ecology and agriculture : the making of scientific careers in North America, 1885-1985 / Paolo Palladino.

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Pest Control, Biological - history

Catalogue

To make a spotless orange : biological control in California / Richard C. Sawyer.

Entomology, ecology and agriculture : the making of scientific careers in North America, 1885-1985 / Paolo Palladino.