BEST AGRICULTURE PRACTICES ON

PEATLAND FOR COMMUNITY

LIVELIHOOD 16-18 MAY 2012

Regional Project Executing Agency

SESSIONS

SESSION 1

PEAT

Mineral soil

Ground level

Peat

PEAT

2012/7/6 7

PROBLEM SOIL

A. CHEMICAL PROPERTIES OF PEAT

1. LOW pH

2. LOW NUTRIENTS

2. LOW NUTRIENT

3. HIGH CARBON NITROGEN RATIO

3. NITROGEN DEFICIENCY

3. NITROGEN DEFICIENCY

4. HIGH CATION EXCHANGE CAPACITY

FIXATION

4. MICRO NUTRIENT DEFICIENCY

4. MICRO NUTRIENT DEFICIENCY

4. MICRO NUTRIENT DEFICIENCY

4. MICRO NUTRIENT DEFICIENCY

B. PHYSICAL PROPERTIES OF PEAT

1. LOW BULK DENSITY

Up to 90% WATER

+10% PEAT (100kg peat/m3)

1. LOW BULK DENSITY

1. LOW BULK DENSITY

2012/7/6 26

peat

peat

peat

peat

ground level

2. LOW BEARING

water water

water

water

water

water

2. LOW BEARING

2012/7/6 27

2. LOW BEARING

2012/7/6 29

peat

peat

peat peat

Ground level

3. HIGH POROSITY

air

air

air

air air

air

3. HIGH POROSITY

4. HIGH WATER TABLE

Peat below soil water table

Ground level

4. HIGH WATER TABLE

4.HIGH WATER TABLE