Soils of the world, V 1: Soil families and soil types

Antzeko izenburuak

• Soils of the world V.1 soil families and soil types
  nork: Glazovskaya, M A
  Argitaratua: (1972)
• Soils and soil fertility
  nork: Thompson, Louis M
  Argitaratua: (1957)
• Soils
  nork: Hilgard E
• ABC of soils
  nork: Joffe, Jacob S
  Argitaratua: (1949)
• Soils of the world V.2 Soil geography
  nork: Glazovskaya, M A
  Argitaratua: (1984)