Livres associés

Plant products and chemical fertilizers

On the science of agriculture: comprising a commentary on and comparative investigation of the agricultural chemistry of Kirwan and Sir Humphry Davy

From the letter-files of S.W. Johnson, professor of agricultural chemistry in Yale University, 1856-1896, director of the Connecticut Agricultural Experiment Station, 1877-1900 edited by his daughter, Elizabeth A. Osborne.

Forstliche Bodenkunde und Standortslehre

• A dairy laboratory guide
  Auteur(s): Ross, Harold Ellis
• A dairy laboratory guide
  Auteur(s): Ross, Harold Ellis

• Wheat culture. How to double the yield and increase the profits.
  Auteur(s): Curtiss, Daniel S. [from old catalog]
• Vegetable gardening
  Auteur(s): Watts, Ralph Levi
• Vegetable gardening
  Auteur(s): Watts, Ralph Levi