Richard Arthur Studhalter

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Books

Insects as Carriers of the Chestnut Blight Fungus

Insects as Carriers of the Chestnut Blight Fungus

Pennsylvania. Dept. of Forests and Waters, Richard Arthur Studhalter, A. G. Ruggles

Classification and Multiplicity of Growth Layers in the Branches of Trees

Classification and Multiplicity of Growth Layers in the Branches of Trees

Sharlene R. Agerter, Richard Arthur Studhalter, Waldo S. Glock

Air and Wind Dissemination of Ascospores of the Chestnut-blight Fungus

Air and Wind Dissemination of Ascospores of the Chestnut-blight Fungus

Frederick De Forest Heald, Max William Gardner, Richard Arthur Studhalter

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