كتب ذات صلة

Report of the United States Entomological Commission.

Les sciences biologiques appliqu�ees �a l''agriculture et la lutte contre les ennemis des plantes aux �Etats-Unis

Insects injurious to vegetables

Insects affecting park and woodland trees

• Monthly letter of the Bureau of Entomology
  
• Monthly letter of the Bureau of Entomology
  
• Fishery circular