كتب ذات صلة

Report of the United States Entomological Commission.

Os insectas damninhos na agricultura

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

Insects and insecticides. A practical manual concerning noxious insects and the methods of preventing their injuries.

• Insects of economic importance outlines of lectures in economic entomology
  المؤلفون: Herrick, Glenn Washington

• Wild neighors: out-door studies in the United States
  المؤلفون: Ingersoll, Ernest
• Wild neighbors: out-door studies in the United States
  المؤلفون: Ingersoll, Ernest
• Walden
  المؤلفون: Thoreau, Henry David ,  Rees, Byron Johnson, [from old catalog]