Overview
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Organic Substrates (Nitrogen-content and C/N-ratio)
| Source
|
Biodegradable material
|
N
[%]
|
C/N
|
| Maramba, Felix: Biogas and Waste Recycling - The Phillipine Experience; Metro Manila, Phillipines, 1978, p. 43
|
A. Animal Dung
|
| 1. Hog
|
2.8
|
13.7
|
| 2. Carabao
|
1.6
|
23.1
|
| 3. Cow
|
1.8
|
19.9
|
| 4. Chicken
|
3.7
|
9.65
|
| 5. Duck
|
0.8
|
27.4
|
| 6. Pugo
|
5.0
|
6.74
|
| Household Wastes
|
| 1. Nightsoil
|
7.1
|
6.72
|
| 2. Kitchen waste
|
1.9
|
28.60
|
| C. Crop Residues (air-dry)
|
| 1. Corn stalks
|
1.2
|
56.6
|
| 2. Rice straw
|
0.7
|
51.0
|
| 3. Corn cobs
|
1.0
|
49.9
|
| 4. Peanut hulls
|
1.7
|
31.0
|
| 5. Cogon
|
1 07
|
-
|
| 6. Bagasse
|
0.40
|
-
|
| D. Others
|
| 1. Kangkong
|
4.3
|
7.8
|
| 2. Water lily
|
2.9
|
11.4
|
| 3. Grass trimmings
|
2.5
|
15.7
|
| Barnett, A. et al.: Biogas Technology in the Third World; Ottawa, Canada, 1978, p. 51
|
Night soil
|
6
|
6-10
|
| Cow manure
|
1.7
|
18
|
| Chicken manure
|
6.3
|
7.3
|
| Horse manure
|
2.3
|
25
|
| Hay, grass
|
4
|
12
|
| Hay, alfalfa
|
2.8
|
17
|
| Seaweed
|
1.9
|
79
|
| Oat straw
|
1.1
|
48
|
| Wheat straw
|
0.5
|
150
|
| Bagasse
|
0.3
|
150
|
| Sawdust
|
0.1
|
200-500
|
| Kaltwasser, Bernd: Biogas; Wiesbaden, FRG, 1980, pp. 35-36
|
Night soil
|
6.0
|
5.9-10
|
| Cow manure
|
1.7
|
16.6-25
|
| Pig manure
|
3.8
|
6.2-12.5
|
| Chicken droppings
|
6.3
|
5-7.1
|
| Horse manure
|
2.3
|
25
|
| Sheep manure
|
3.8
|
33
|
| Hay
|
4.0
|
12.5-25
|
| Lucernes
|
2.8
|
16.6
|
| Algae
|
1.9
|
100
|
| Oat straw
|
1.1
|
50
|
| Wheat straw
|
0.5
|
100-125
|
| Cane trash (bagasse)
|
0.3
|
140
|
| Sawdust
|
0.1
|
200-500
|
| Cabbage
|
3.6
|
12.5
|
| Tomatoes
|
3.3
|
12.5
|
| Mustard (runch)
|
1.5
|
25
|
| Potato peels
|
1.5
|
25
|
| Rice straw
|
0.6
|
67
|
| Corn straw
|
0.8
|
50
|
| Fallen leaves
|
1.0
|
50
|
| Soybean stalks
|
1.3
|
33
|
| Peanut shoots
|
0.6
|
20
|
Table B2: Nitrogen-content and C/N-ratio data for a selection of organic substrates, compiled from various sources[1]
Further Information
References
- ↑ Production and Utilization of Biogas in Rural Areas of Industrialized and Developing Countries, Schriftenreihe der gtz, No. 97, pp. 71-72
