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Abstract 13Effect of the addition of tropical fruit wastes on the rate of production of microbial silage from fish.Reyes,-G; Martinez,-R; Rodriguez,-LM; Bello,-RA; Cruz-Pascual,-M Instituto de Ciencia y Tecnologia de Alimentos, Facultad de Ciencias, Universidad Central de Venezuela, Venezuela. Alimentaria. 1991, 28: 219, 99-108; 10 ref. Fish of low commercial value was mixed 85:15 with either sterile molasses (+ 0.25% sorbic acid to inhibit fungi) or tropical fruit waste (mainly from pawpaws and/or pineapples; also Musa sapientum and oranges), or 72.5:12.5:15 with molasses and fruit waste; the mixture was kept at 35, 45, 55, 65 or 75 ø C for up to 17 days with monitoring of the characteristic variables of silage. Results showed that the addition of fruit waste significantly increased the liquefaction of silage, by a process independent of bacterial lactic acid production. Liquefaction was most rapid with 15% fruit waste + 0% molasses at ò 55 ø . For obtaining silage with adequate stability, it was necessary to include molasses, which provided rapidly assimilable carbohydrates to the lactic acid bacteria of the raw material; these bacteria developed well at 35 or 45 ø . This abstract relates to the following species:
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