响应面结合主成分分析优化菜籽粕固态发酵工艺

以硫代葡萄糖苷(硫苷)降解率、粗蛋白含量和菜籽小分子蛋白得率为发酵菜籽粕品质的评价指标,通过主成分分析得到主成分向量F1,以F1为响应值,进行响应面分析,从而优化枯草芽孢杆菌(Bacillus subtilis)BS-012固态发酵菜籽粕的工艺参数。结果表明:菜籽粕固态发酵的工艺参数为接种量4.2%,发酵温度30.1℃,含水率49.9%,发酵时间47.3h;在该条件下获得的发酵菜籽粕其硫苷降解率为60.89%,粗蛋白含量为40.63%,菜籽小分子蛋白得率达15.91%,与各指标单独进行响应面优化相比,差异不显著(P〉0.05)。说明采用响应面结合主成分分析的优化方法对发酵后菜籽粕品质的综合优化...

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Published in浙江大学学报(农业与生命科学版) Vol. 38; no. 4; pp. 490 - 496
Main Author 吴逸飞 姚晓红 孙宏 王新 汤江武
Format Journal Article
LanguageChinese
Published 浙江省农业科学院 植物保护与微生物研究所 ,浙江 杭州 310021%浙江大学 动物科学学院 ,浙江 杭州 310058 2012
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ISSN1008-9209
DOI10.3785/j.issn.1008‐9209.2012.04.018

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Abstract 以硫代葡萄糖苷(硫苷)降解率、粗蛋白含量和菜籽小分子蛋白得率为发酵菜籽粕品质的评价指标,通过主成分分析得到主成分向量F1,以F1为响应值,进行响应面分析,从而优化枯草芽孢杆菌(Bacillus subtilis)BS-012固态发酵菜籽粕的工艺参数。结果表明:菜籽粕固态发酵的工艺参数为接种量4.2%,发酵温度30.1℃,含水率49.9%,发酵时间47.3h;在该条件下获得的发酵菜籽粕其硫苷降解率为60.89%,粗蛋白含量为40.63%,菜籽小分子蛋白得率达15.91%,与各指标单独进行响应面优化相比,差异不显著(P〉0.05)。说明采用响应面结合主成分分析的优化方法对发酵后菜籽粕品质的综合优化具有较好的效果。
AbstractList S816.6; 以硫代葡萄糖苷(硫苷)降解率、粗蛋白含量和菜籽小分子蛋白得率为发酵菜籽粕品质的评价指标,通过主成分分析得到主成分向量 F1,以 F1为响应值,进行响应面分析,从而优化枯草芽孢杆菌( Bacillus subtilis)BS‐012固态发酵菜籽粕的工艺参数.结果表明:菜籽粕固态发酵的工艺参数为接种量4畅2%,发酵温度30畅1℃,含水率49畅9%,发酵时间47畅3 h;在该条件下获得的发酵菜籽粕其硫苷降解率为60畅89%,粗蛋白含量为40畅63%,菜籽小分子蛋白得率达15畅91%,与各指标单独进行响应面优化相比,差异不显著( P>0畅05).说明采用响应面结合主成分分析的优化方法对发酵后菜籽粕品质的综合优化具有较好的效果.
以硫代葡萄糖苷(硫苷)降解率、粗蛋白含量和菜籽小分子蛋白得率为发酵菜籽粕品质的评价指标,通过主成分分析得到主成分向量F1,以F1为响应值,进行响应面分析,从而优化枯草芽孢杆菌(Bacillus subtilis)BS-012固态发酵菜籽粕的工艺参数。结果表明:菜籽粕固态发酵的工艺参数为接种量4.2%,发酵温度30.1℃,含水率49.9%,发酵时间47.3h;在该条件下获得的发酵菜籽粕其硫苷降解率为60.89%,粗蛋白含量为40.63%,菜籽小分子蛋白得率达15.91%,与各指标单独进行响应面优化相比,差异不显著(P〉0.05)。说明采用响应面结合主成分分析的优化方法对发酵后菜籽粕品质的综合优化具有较好的效果。
Author 吴逸飞 姚晓红 孙宏 王新 汤江武
AuthorAffiliation 浙江省农业科学院植物保护与微生物研究所,浙江杭州310021 浙江大学动物科学学院,浙江杭州310058
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DocumentTitleAlternate Optimization of solid-state fermentation conditions of rapeseed meal using response surface analysis combined with principal component analysis
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Keywords 枯草芽孢杆菌
主成分分析
响应面分析
菜籽粕
固态发酵
Language Chinese
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Notes 33-1247/S
principal component analysis; response surface methodology; solid-state fermentation;Bacillus subtilis ; rapeseed meal
A principal component vector F1 was obtained by principal component analysis for three quality evaluation indexes including glucosinolate degradation rate, crude protein content and peptide recovery ratio in rapeseed meal fermentation, then based on the response surface analysis of F1, the technological parameters were optimized in the solid-state fermentation process of rapeseed meal by Bacillus subtilis BS-012. The results showed that the optimal condition for solid-state fermentation of rapeseed meal was as follows: inoculum size 4. 2 %, fermentation temperature 30. 1℃, moisture content 49.9 %, and fermentation time 47.3 h. Under the optimal condition, the glucosinolate degradation rate, crude protein content and peptide recovery rate of rapeseed meal were 60. 89%, 40.63% and 15.91%, respectively. The results were not significantly different from those under the conditions optimize
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Publisher 浙江省农业科学院 植物保护与微生物研究所 ,浙江 杭州 310021%浙江大学 动物科学学院 ,浙江 杭州 310058
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Snippet 以硫代葡萄糖苷(硫苷)降解率、粗蛋白含量和菜籽小分子蛋白得率为发酵菜籽粕品质的评价指标,通过主成分分析得到主成分向量F1,以F1为响应值,进行响应面分析,从而优化枯草芽...
S816.6; 以硫代葡萄糖苷(硫苷)降解率、粗蛋白含量和菜籽小分子蛋白得率为发酵菜籽粕品质的评价指标,通过主成分分析得到主成分向量 F1,以 F1为响应值,进行响应面分析,从而优...
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StartPage 490
SubjectTerms 主成分分析
响应面分析
固态发酵
枯草芽孢杆菌
菜籽粕
Title 响应面结合主成分分析优化菜籽粕固态发酵工艺
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