Chemical parameters | Poultry manure | Cow dung | Chromoleana shoot | Parkia leaves | Neem seed cake | Mellon shell | LSD (0.05) |
Organic carbon (%) | 38.4 | 43.4 | 51.9 | 54.0 | 54.2 | 56.1 | 4.3 |
Total N (%) | 3.6 | 2.8 | 4.2 | 3.1 | 2.1 | 1.9 | 0.7 |
C: N | 10.7 | 15.9 | 12.6 | 17.7 | 25.5 | 28.3 | 4.2 |
Phosphorous (%) | 1.3 | 1.1 | 1.3 | 1.0 | 1.3 | 0.6 | 0.4 |
Potassium (%) | 3.1 | 0.8 | 1.5 | 2.1 | 1.9 | 0.5 | 0.6 |
Calcium (%) | 1.2 | 1.2 | 1.1 | 1.0 | 1.0 | 0.6 | 0.4 |
Magnesium (%) | 0.3 | 0.2 | 0.7 | 0.2 | 0.1 | 0.4 | 0.3 |