[Biotechnological regulation of the fermentation process in green fodder ensiling by combined use of biological and chemical agents]

acetate acetates acide butyrique acide formique acido benzoico acido formico agent de conservation benzoic acid butyric acid calidad ensilado ensilage (produit) ensilage (traitement) ensilaje fermentation formic acid forraje verde fourrage vert green feed perte au cours du traitement preservadores preservatives processing losses propionate propionates propionatos quality silage silage making