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BMP for Farmer Session 2
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BMP for Farmer Session 2

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  • 1. SESSION TWO
  • 2. A. LIMITATION OF PEAT
  • 3. 1. POOR NUTRIENT UPTAKE
  • 4. 2. HIGH DOSAGE OF FERTILIZER
  • 5. 3. FIXATION OF MICRO NUTRIENT
  • 6. 1. POOR ROOT ACHORAGE
  • 7. 2. POOR ACCESSIBILITY
  • 8. 3. HIGH LEACHING original ground level fertilizer fertilizer fertilizer PEAT peat water peat water PEATwater water waterPEAT peat2012/7/6 9
  • 9. 4. WATERLOGGED
  • 10. LIMITATION OF PEAT AFTER DRAINAGE
  • 11. 1. IRREVERSIBLE DRYNESS Irreversible dryness on top layer soil water table peat under water2012/7/6 12
  • 12. 2. FIRE PRONE
  • 13. 3. SUBSIDENCE OF PEAT
  • 14. 3.PROCESS OF PEAT SUBSIDENCE
  • 15. 3a. Process of subsidence original ground level air air air PEAT peat Water peat water water PEAT waterWater PEAT peat 2012/7/6 16
  • 16. 3b. Process of subsidence Original ground level ground level after subsidence air air air air air2012/7/6 air air 17
  • 17. 3c. Process of subsidence ORIGINAL GROUND LEVEL GROUND LEVEL AFTER SUBSIDENCE PEAT UNDER SOIL WATER TABLE2012/7/6 18
  • 18. Example of subsidence
  • 19. Example of subsidence
  • 20. Advantages of peat
  • 21. Advantages of peatland
  • 22. 1. ABUNDANT WATER SOURCE
  • 23. 2. POSSIBLE WATER TRANSPORT SYSTEM
  • 24. 3. Cheap transport cost
  • 25. .
  • 26. 1. LOW pH
  • 27. 2. LOW NUTRIENTS
  • 28. 3. HIGH CARBON NITROGEN RATIO
  • 29. 4. HIGH CATION EXCHANGE CAPACITY
  • 30. 5. LOW BULK DENSITY
  • 31. 6. LOW BEARING
  • 32. 7. HIGH POROSITY
  • 33. 9. HIGH WATER TABLE

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