Three decades of soil research 1972-2006: department of soil science and agricultural chemistry

Antzeko izenburuak

• Three Decades of Soil Research
  nork: Marykutty, K C
  Argitaratua: (2006)
• Three decades of soil research (1972-2006)
  nork: Marykutty, K C
  Argitaratua: (2006)
• Chemistry of the soil
  nork: Bear, Firman E
  Argitaratua: (1964)
• Soils and agriculture
  nork: Tinker, P.B
  Argitaratua: (1980)
• SOIL SURVEY MANUAL
  nork: US DEPARTMENT, OF AGRICULTURE
  Argitaratua: (1966)