Table 1 Effect of growth years on the soil physical and chemical properties
|  | Variables | 1 year | 2 year | 3 year |
|---|---|---|---|---|
Soil Physicochemical Properties | SOM (g/kg) | 4.477 ± 0.496 | 5.186 ± 0.573 | 4.835 ± 0.718 |
STN (g/kg) | 0.382 ± 0.070 | 0.442 ± 0.047 | 0.403 ± 0.054 | |
STP (g/kg) | 0.435 ± 0.029 | 0.498 ± 0.041 | 0.434 ± 0.024 | |
STK (g/kg) | 22.220 ± 0.466ab | 23.519 ± 0.397a | 21.253 ± 0.359b | |
TS (g/kg) | 8.339 ± 0.984a | 1.372 ± 0.229b | 3.753 ± 0.542b | |
SNN (mg/kg) | 15.492 ± 1.027a | 4.389 ± 0.466b | 9.036 ± 2.098b | |
SAN (mg/kg) | 3.711 ± 0.225a | 6.217 ± 0.697b | 5.517 ± 0.426b | |
SAP (mg/kg) | 4.437 ± 1.104 | 2.899 ± 0.337 | 5.272 ± 0.908 | |
SAK (mg/kg) | 102.452 ± 12.736 | 128.569 ± 8.422 | 96.456 ± 10.658 | |
SWC (%) | 3.574 ± 0.380 | 3.438 ± 0.349 | 2.795 ± 0.236 | |
PH | 8.462 ± 0.072 | 8.429 ± 0.087 | 8.389 ± 0.056 |