Folsom, Justus Watson

1871 – 1936

• Entomology
• Entomology
• Entomology
• Entomology with special reference to its biological and economic aspects
• Entomology, with special reference to its ecological aspects
• The insect pests of clover and alfalfa
• ... Apterygota
• Calcium arsenate dusting as a cause of aphid infestation
• Contributions to a monograph of the genus Helianthus
• East Indian Collembola
• Entomology four
• Epithelial degeneration, regeneration, and secretion in the mid-intestine of Collembola