Journal article
EVALUATION OF THE SYSTEM BIODIGESTOR-CHANNEL OF DRYING IN THE TREATMENT OF RESIDUAL SWINISH [2000]
Chao, R., Instituto de Investigaciones Porcinas. Gaveta Postal No. 1, Punta Brava. La Habana, Cuba; Río, J. del, Instituto de Investigaciones Porcinas. Gaveta Postal No. 1, Punta Brava. La Habana, Cuba; Sosa, R., Instituto de Investigaciones Porcinas. Gaveta Postal No. 1, Punta Brava. La Habana, Cuba;
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A study on a waste treatment system was carry out. The system inclueded a fix dome digestor and drying bed with a hydraulic retention time of 20 days. The study look place in a pig farm of 10 sows with offspring of 117 animals. The pig were fed with processed offals from a pig slaugther house and final cane molasse. After treatment the oxygen chemical demand (COD) decreased until 95 %witch can be considered high for this type of sytem. The dray matter on the solid fraction was 91.4 %, marking it suitable for an organic fertilizer, to be packed, storage and transport. The economical analysis showed the profitability of the investiment using biogas and effluents as agiee fertilizer
