METHODS OF COMPOSTING

2. DEPARTMENT OF AGRONOMY
SERICULTURE COLLEGE
CHINTAMANI
PRINCIPLES OF AGRONOMY
TO,
DR V SHANKARNARAYANA SIR
FROM,
DEPARTMENT OF AGRONOMY
CHALAPATHI V
SERICULTURE COLLEGE
I BSc (AGRI)
CHINTAMANI
ALC3011
SERICULTURE COLLEGE
CHINTAMANI.

4. Definition Of Composting
Composting is a bio-chemical process in
which micro organisms of both aerobic
(which require air or oxygen gas for
development) and anaerobic (which
function in the absence of air or free
oxygen) types, decompose organic matters
into a final product which is well rotten
manure known as compost.

5. Preparation Of Compost
Compost is prepared from refuses collected
from the form or in towns or villages.
Two sources
• Compost from farm refuse
• Compost from town refuse

6. Methods Of Composting
Indore method
Bangalore method
NADEP OR Vat OR Japanese method
Heap method
Pit and Heap method

7. Indore Method
This method developed by A.Howard and
Y.D.Yard.
This is first aerobic method.
In this method animal dung, all other plant
residues and wastes in the farmused.

8. Bangalore Method
This method by L.N.Acharya (1939) at IISc Bangalore.
This method overcome many of the disadvantages of
Indore method.
This is anaerobic method.
This method eliminates the necessity of turning up of
the materials as composting is done in trenches.

9. NADEP Method
According to the Shri Narayana
Rao Pandari Panda “we have
about 100 crores units of city
compost which provide 60 lac
tons of N, 2 lac tons of P and 45
lac tons of K”.

10. This method envisages lot of composting through minimum
use of cattle dung.
We can provide required nutrients to the soil by utilizing
available organic resources by adopting ‘NADEP’ method of
composting.
Decomposition process through aerobic method.
This method requires 90 to 120 days.