Composting of rabbit breeding and slaughtering by-products: experimental tests and design criteria for a turning over and aerating machine
Abstract
Rabbit manure and slaughtering (treated in autoclave at 133 °C and 3 bar, per 20 min) by-products have been used in a composting process. Three heaps of 4700 kg each have been investigated and experimental tests were carried out in an industrial horizontal axe reactor: 1) rabbit manure + rabbit slaughtering by-products + straw (C/N = 18,15); 2) rabbit manure + rabbit slaughtering by-products + straw (C/N = 16,2); 3) rabbit manure + rabbit slaughtering by-products (C/N = 14,9). The composting heaps were turned by means of a protoype of turning machine. The composting time lasted 85 days. For each examined heap, we examined the progression of fermentation process, so also the plant limitations that did not allow a correct composting process. The results allow for the chemical, physical and mechanical identification of the studied biomass. These are also useful for the development of appropriate mixtures, machines and plants assuring continuance and reliability in the composting of the biomass coming from rabbit industry. Thereby, producing compost which conforms to the law.
Autore Pugliese
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TAMBORRINO A.;BIANCHI B.
Titolo volume/Rivista
Non Disponibile
Anno di pubblicazione
2010
ISSN
Non Disponibile
ISBN
1971-0755
Numero di citazioni Wos
Nessuna citazione
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Settori ERC
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Codici ASJC
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