Boor en spade. Auger and spade.

Lignende værker

• A soil and land capability survey of St. Maarten, St. Eustatius, and Saba, Netherlands Antilles /
  af: Veenenbos, J. S. (Jacobus Simon), 1921-
  Udgivet: (1955)
• Radioactiviteit en bodemgesteldheid : academisch proefschrift /
  af: Hoogteijling, Pieter Johannes
  Udgivet: (1948)
• Applications of soil survey in land development in Europe; with special reference to experiences in the Netherlands
  af: Edelman, Cornelis Hendrik, 1903-
  Udgivet: (1963)
• Soils of the Netherlands.
  af: Edelman, Cornelis Hendrik, 1903-1954
  Udgivet: (1950)
• The agricultural soils of St. Kitts-Nevis with notes on Statia (Dutch) /
  af: Hardy, F.
  Udgivet: (1947)