| 摘要 |
<p>1. Process for the treatment of pigs excreta whereby a calcareous ameliorator is added to the natural liquid excreta, the mixture is left to decant and the liquid part is sent into an oxygenation tank to subject it to oxygenation by blowing of air, characterised in that a quantity of calcareous ameliorator of the order of 100 kilos is added for 12 m**3 of natural liquid excreta, the mixture is left to stand in a decantation tank for a period of 3 to 5 days, the liquid part is separated from the solid part, the liquid part is sent into the oxygenation tank where it is subjected to an evaporation of about 40% of its initial volume, the solid part is left to stand on a storage area, after which the two parts can be used as manure.</p> |
