2.Heap method
·
Raw materials
are laid on the cleaned ground.
·
Arrange
about 6-7 layers using different slow decomposition and fast decomposition raw
materials.
·
In general, use any
kind of suitable raw material as any layer of the heap.
·
Or use use
followings to fill up the layers.
· 1st layer- weeds or tree loping or leaf
fall
· 2 nd layer -green leaves, grass or Salvenia
· Add water (only if raw materials do not contain sufficient
moisture).
· Add small amount of
inoculants.(compost or decomposed garbage)
· 3rd layer -banana leaves
· 4th layer -leaf fall
· 5th layer- animal waste
· Add inoculants again
· 6th layer - pieces of chopped banana trunk
· 7th layer - leaves
· Then add again small amount of inoculants.
·
Finally
add enough water and cover the top most layer with a covering material(polythene
or terracotta).
·
1st turning- after 14 days.
·
2nd
turning –after 30 days.
·
3rd
turning-after 60 days.
·
While
turning add water only if the moisture is insufficient.
·
After 90
days compost can be used for the cultivations.
Important
- Always remember to cover the heap with a polythene or covering material.
- Before arranging the layers remember to stand four stakes in the middle of the heap with some distance with each stake for ventilation.
- Always keep a space between the cover and the ground for ventilation.
- Every 4-5 days interval open the cover and check the moisture content inserting a pole in to the compost heap.
- If moisture content is not enough add enough water and cover the heap again.
- During the “turnings”, if moisture content is not sufficient water should be added.
- Arrange alternatively slow decomposition and fast decomposition raw materials to accelerate the decomposition rate.
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