Enhanced Bioremediation of Soil Artificially Contaminated with Petroleum Hydrocarbons after Amendment with Capra aegagrus hircus (Goat) Manure

Table 2

Changes in physicochemical properties of amended soil sample.

Parameters	Day 0	Day 14	Day 28	Day 42
pH	6.11	6.19	6.24	6.20
Temperature, °C	28.0	28.5	28.2	28.0
Electrical conductivity, S/cm	1405	1325	1304	1287
Total organic carbon, mg/kg	4558	3955	3868	3810
Total nitrogen, mg/kg	850.45	785.31	763.22	751.26
Available phosphorus, mg/kg	435.44	401.28	385.04	375.17
Available potassium, mg/kg	303.98	277.88	259.63	246.17
TPH, mg/kg	31550	19880	14210	11965