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題 名 | 添加Lactobacillus formosensis S215T對青割玉米與尼羅草青貯料發酵品質之影響=Effects of Lactic Acid Bacteria Inoculation on Silage Fermentation of Corn and Nilegrass Silage |
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作 者 | 黃品柔; 范耕榛; 李滋泰; 余碧; | 書刊名 | 中國畜牧學會會誌 |
卷 期 | 45:2 2016.06[民105.06] |
頁 次 | 頁127-141 |
分類號 | 437.111 |
關鍵詞 | 青割玉米青貯料; 尼羅草青貯料; Lactobacillus formosensis S215T; Corn silage; Nilegrass silage; |
語 文 | 中文(Chinese) |
中文摘要 | 本試驗主要目的為評估乳酸菌菌株( Lactobacillus formosensis S215T),於國產牧草青貯料調製是否具改善青貯料品質之優點。乳酸菌株接種於青割玉米(Zea mays L.)及尼羅草( Acrocers macrum Stapf.)進行為期 32 天之青貯試驗,處理組為未接種之控制組( C處理組),及分別接種 L. formosensis S215 106、107、108 CFU/g(LF6、LF7、LF8 處理組),以及商業用菌株 L. buchneri 108 CFU/g(LB8 處理組)。結果顯示,接種 L. formosensis S215 於兩種牧草中,微生物可快速發酵水溶性碳水化合物以促進青貯料酸化、降低青貯料 pH 值、提升乳酸含量並降低醋酸含量以有效抑制大腸桿菌群,達到貯存高水分芻料之目的,並以接種 106 CFU/g 最具經濟生產效益。但接種 L. formosensis S215 於青割玉米與尼羅草青貯料並無明顯抑制酵母菌之效果。乳酸菌接種處理之青貯料其體外真消化率與氣體生成量皆未優於控制組。整體而言,接種 L. formosensis S215T於青割玉米與尼羅草青貯料可提升發酵品質並抑制雜菌,但未顯著影響體外營養價值評估。 |
英文摘要 | The objective of this study is to evaluate the effects of Lactobacillus formosensis S215T as inoculant in silage processing techniques to improve corn and nilegrass silage qualities. The forages were cut and ensiled for 32 days, and a complete randomized experimental design was used with five treatments of each forage experiment: control (without inoculant); inoculation with L. formosensis S215 at 106, 107, and 108 CFU/g; and with L. buchneri at 108 CFU/g. Results showed that L. formosensis S215 inoculum could accelerate acidity of silage fermentation and it fermented the water soluble carbohydrate to produce higher lactic acid and less acetic acid, and inhibited the coliform bacteria and achieved the aim to storage the high moisture forage. However, it was no effect significantly to decrease the yeast count at 32 day ensiling. Inoculation of L. formosensis S215 in corn and nilegrass silage had well performance at 106 CFU/g rate. The in vitro true digestibility and the gas production of silage inoculated with L. formosensis S215 or L. buchneri were not better than control silage significantly. Overall, inoculation of L. formosensis S215 to corn and nilegrass silage could improve qualities of silage fermentation and inhibit spoilage microorganism but no significant effect on nutritional value. |
本系統中英文摘要資訊取自各篇刊載內容。