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Mäki, Maarit,1959-(författare)
The isolation and characterisation of a heterofermentative inoculant and its effects on silage quality and aerobic stability / Maarit Mäki
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Förlag, utgivningsår, omfång ...
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Helsinki :Finnish Society of Dairy Science,1997 :(Helsinki University Printing House)
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[6], 173, [13] s. :diagr., tab.. ;25 cm
Nummerbeteckningar
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LIBRIS-ID:8036765
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ISBN:9789519722122
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ISBN:951-97221-2-2 (hft.)
Klassifikation
Serie
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Finnish journal of dairy science,0789-7286 ;1997:1
Anmärkningar
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Nimiösivulla myös: Department of Food Technology, University of Helsinki
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Innehåll: 1. Introduction -- 2. Literature review -- The ensiling process -- Carbohydrates associated with grass silage -- Micro-organisms associated with grass silage -- Effects of organic acids on silage micro-organisms -- Effects of carbon dioxide (CO2) on silage micro-organisms -- Silage additives -- Losses during ensiling -- 3. Aims of the study -- 4. Materials and methods -- Experimental design -- Chemical methods -- Microbiological methods -- Fermentation gas losses and aerobic stability -- Statistical methods -- 5. Results -- Isolation and characterization of LAB from silage (Experiment 1) -- Selection of a heterofermentative inoculant (Experiment 2) -- Influence of additives on silage quality (experiment 3) -- Influence of additives on silage quality (experiment 4) -- Influence of additives on silage quality (experiment 5) -- Influence of additives on silage quality (experiment 6) -- Influence of additives on silage quality (experiment 7) -- Influence of additives on silage quality (experiment 8) -- The lactic acid:acetic acid ratio -- The quality of silage according to DLG-scheme -- Losses of DM during ensiling -- Aerobic stability -- The effect of the heterofermentative inoculant on silage quality -- Relationship between pH and silage quality -- Relationship between aerobic stability and silage quality -- Epiphytic LAB -- 6. Discussion -- Isolation of LAB from silages (Experiment 1) -- Effect of two L. brevis variants on silage quality (Experiment 2) -- Influence of additives on silage quality (Experiment 3) -- Influence of additives on wilted grass silage quality (Experiments 4 – 8) -- Losses of DM during ensiling -- Aerobic stability -- Influence of the heterofermentative inoculant on silage quality -- Epiphytic LAB -- 7. Concluding remarks
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Diss. : Helsingin yliopisto
Ämnesord och genrebeteckningar
Seriebiuppslag
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Finnish journal of dairy science,0789-7286 ;1997:1
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Placering: Avhandling ; 4022.
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