Conservation in arid and semiarid zones

Eitemau Tebyg

• Forest tree planting in arid zones
  gan: Barney, C W
  Cyhoeddwyd: (1976)
• Irrigated forestry in arid and Semi Arid Lands
  gan: FB Armitage
  Cyhoeddwyd: (1988)
• Forestry for arid regions
  gan: NS Rathore
  Cyhoeddwyd: (1994)
• Use of saline water in agriculture: in arid and semiarid zones of india
  gan: Gupta, I C
  Cyhoeddwyd: (1979)
• Conservation in arid and semi-arid zones
  gan: FAO
  Cyhoeddwyd: (1976)