Livres associés

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.

• A monograph of the �C�u�l�i�c�i�d�a�e, or mosquitoes. Mainly compiled from the collections received at the British museum from various parts of the world in connection with the investigation into the cause of malaria conducted by the Colonial office and the Royal society.
  Auteur(s): Theobald, Fred. V.
• Fruit trees and their natural enemies : with a spraying calendar
  Auteur(s): Theobald, Fred. V. ,  Pickering, Spencer U.
• First report on economic zoology
  Auteur(s): Theobald, Fred. V.