Intro to keyline

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A very brief intro to 'keyline design' as a part of a PDC, summer 2012.

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Intro to keyline

  1. 1. An Introduction toThe K EYLINE S YSTEM OF D ESIGN: Harry Wykman, P EACETREE P ERMACULTURE PDC, P ICKERING B ROOK, 10th of March, 2012 1 / 27
  2. 2. Yeomans andKeyliney Yeomansy The Keyline Scaleof Permanencey P7 — pattern todetailKeyline and ClimateKeyline and LandShape P. A. Yeomans and the Keyline System ofKeyline and WaterManagement: Designbringing water undercontrolResources 2 / 27
  3. 3. Yeomans the ManYeomans andKeyliney Yeomansy The Keyline Scaleof Permanencey P7 — pattern todetailKeyline and ClimateKeyline and LandShapeKeyline and WaterManagement:bringing water undercontrol Percival Alfred YeomansResources q self-taught mining engi- neer / hydrologist q inventor 3 / 27
  4. 4. The Keyline Scale of the Relative Permanence of Things AgriculturalYeomans andKeyliney Yeomansy The Keyline Scale 1. Climateof Permanencey P7 — pattern todetail 2. Land ShapeKeyline and Climate 3. Water SupplyKeyline and LandShapeKeyline and Water 4. Farm RoadsManagement:bringing water under 5. TreescontrolResources 6. Permanent Buildings 7. Subdivision Fences 8. Soil 4 / 27
  5. 5. Principle 7: Design from patterns to detail 5 / 27
  6. 6. Principle 7: Design from patterns to detail 5 / 27
  7. 7. Principle 7: Design from patterns to detailq Top down, but derived from Principle 1. 5 / 27
  8. 8. Principle 7: Design from patterns to detailq Top down, but derived from Principle 1.q However, "the map is not the territory" 5 / 27
  9. 9. Yeomans andKeylineKeyline and Climatey ClimateKeyline and LandShapeKeyline and WaterManagement:bringing water undercontrol Keyline and ClimateResources 7 / 27
  10. 10. ClimateYeomans andKeyline "The purpose of Keyline tech- niques and the keyline scale ofKeyline and Climatey Climate permanence in relation to cli-Keyline and Land mate is the take completeShape advantage of all weatherKeyline and WaterManagement: and climatic phases that will enhance soil climatebringing water undercontrol through maintenance in the soilResources of improved relationships be- tween the factors of moisture, warmth, and air , and, by con- trast, minimise to the full the disadvantages of those climatic elements that de- stroy , namely, flood rains, drought and fire." 8 / 27
  11. 11. Yeomans andKeylineKeyline and ClimateKeyline and LandShapey the primary landunity main ridgey primary valleyy primary ridges Keyline and Land Shapey sinky wholeKeyline and WaterManagement:bringing water undercontrolResources 9 / 27
  12. 12. The Primary Land Unit q Main Ridge q Primary Valley q Primary Ridges q Catchment / Sink
  13. 13. The Primary Land Unit q Main Ridge q Primary Valley q Primary Ridges q Catchment / Sink
  14. 14. The Primary Land Unit q Main Ridge q Primary Valley q Primary Ridges q Catchment / Sink
  15. 15. The Primary Land Unit q Main Ridge q Primary Valley q Primary Ridges q Catchment / Sink
  16. 16. The Primary Land Unit q Main Ridge q Primary Valley q Primary Ridges q Catchment / Sink
  17. 17. The Primary Land Unit q Main Ridge q Primary Valley q Primary Ridges q Catchment / Sink“The most significant aspect ofthis analysis is that it involvesa pattern, a recognition thatsmaller shapes are integratedto form a larger whole, and thatthis pattern might be repeatedseveral times on a singlemedium-sized property.”
  18. 18. Yeomans andKeylineKeyline and ClimateKeyline and LandShapeKeyline and WaterManagement: Keyline and Water Management:bringing water undercontroly The Keypoint andthe Keyliney The Keyline Plow bringing water under controly Whirlwind, NewMexicoy whirlwind —beforey whirlwind —beforey whirlwind —beforey whirlwind —beforey earthworksResources 16 / 27
  19. 19. The Keypoint and the Keyline 17 / 27
  20. 20. The Keyline Plow 18 / 27
  21. 21. Whirlwind, New Mexico rainfall: 150 - 175mm annual rainfall 19 / 27
  22. 22. Before and After Keyline Plough InterventionBefore q deeply biologically degraded q climatic forces destructive / degenerativeAfter q the beginning of regenerative processes q water and sun move from destructive to constructive processes / forces
  23. 23. Earthworks - Storage for People / Stock q controlled water distribution q put water through its ’duties’ 24 / 27
  24. 24. Yeomans andKeylineKeyline and ClimateKeyline and LandShapeKeyline and WaterManagement:bringing water undercontrol ResourcesResources 26 / 27
  25. 25. CreditsThis document, authored by Harry Wykman is licensed under aCreative Commons Attribution 2.5 Australia License. q 35 Woolgar Way L OCKRIDGE, 6054 q (08) 9377 1258 q harry@ptpc.com.au q www.ptpc.com.au 27 / 27

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