[Class : 1] Silage Additives [Preservatives], Mixtures Of Chemicals And Microorganisms For Use On Hay In Producing Silage [Other Than For Veterinary Use], Mixtures Of Bacterial Concentrates For Addition To Silages [Other Than For Medical Or Veterinary Use], Cultures Of Microorganisms Used In The Fermentation Of Silage, Biological Microorganisms Used In Fermentation Of Silage, Chemical Substances For Use As Silage Additives, Biological Additives For Converting Vegetation Into Silage, Chemical Preservatives For Silage, Chemicals For Preserving Foodstuffs