• 271 p. : illus. ; 25 cm.
• [8], 271 p., [16] leaves of plates : ill. ; 25 cm.
• • Agriculture — New South Wales.
  • Soil conservation — New South Wales.
  • Water conservation — New South Wales.
  • Conservation of natural resources — Australia.
  • Keyline plan.
  • Land use, Rural — Australia — Planning.
  • Agriculture — Australia — New South Wales.
  • Soil conservation — Australia — New South Wales.
  • Water conservation — Australia — New South Wales.
  • Agriculture.
  • Soil conservation.
  • Water conservation.
  • Soil conservation — Australia.
  • Soil fertility — Australia.
  • Water conservation — Australia.
  • Agriculture — Australia.
  • New South Wales.
  • Irrigation.
  • Farms.
  • Watersheds.

First Edition. #0517