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.

• The relationships of arthropods ...
  المؤلفون: Fernald, Henry Torsey
• Applied entomology an introductory text-book of insects in their relations to man
  المؤلفون: Fernald, Henry Torsey
• Applied entomology an introductory text-book of insects in their relations to man
  المؤلفون: Fernald, Henry Torsey