Livres associés

Sanitary entomology the entomology of disease, hygiene and sanitation

Principal insect enemies of the sugar beet in the territories served by the Great Western Sugar Company

Insects injurious to fruits

Injurious insects of Michigan.

• School entomology an elementary textbook of entomology for secondary schools and agricultural short courses
  Auteur(s): Peairs, Leonard Marion ,  Sanderson, Ezra Dwight
• School entomology an elementary textbook of entomology for secondary schools and agricultural short courses
  Auteur(s): Sanderson, Dwight ,  Peairs, Leonard Marion
• Insect pests of farm, garden and orchard
  Auteur(s): Sanderson, Dwight ,  Peairs, Leonard Marion

• The valuation of American timberlands
  Auteur(s): Woodward, Karl Wilson
• The theory of horticulture.
  Auteur(s): Lindley, John ,  Downing, A. J.
• Statistical methods with special reference to biological variation.
  Auteur(s): Davenport, Charles Benedict