舍饲与放养饲养方式下蕨麻猪肉的挥发性成分对比

被引:3
作者
孙志昶 [1 ]
韩玲 [1 ]
李永鹏 [1 ]
杨勤 [2 ]
机构
[1] 甘肃农业大学食品科学与工程学院
[2] 甘南州畜牧兽医科学研究所
关键词
蕨麻猪; 猪肉; 舍饲; 放养; 挥发性化合物; 气相色谱质谱联用技术(GC-MS);
D O I
暂无
中图分类号
S828 [猪];
学科分类号
摘要
利用气相色谱质谱联用技术(GC-MS),研究甘肃甘南藏族自治州舍饲(谷物饲料)与放养(天然草料)6月龄蕨麻猪背最长肌中的挥发性风味化合物。两者的差异主要体现在醛类化合物上(舍饲组38.33%,放养组25.19%)。对于来源于美拉德反应的挥发性化合物而言,甲硫基丙醛(呈肉香)与苯并噻唑(呈肉汤味)在舍饲组的含量分别比放养组多23%和122%。舍饲组脂肪氧化产物总相对含量显著高于放养组(P<0.05),且两组肉样中脂肪氧化产物的种类差异很大。放养组蕨麻猪肉中的萜类含量显著高于舍饲组(P<0.05)。结果表明,饲养方式会对蕨麻猪肉挥发性化合物产生影响,进而可能会影响到蕨麻猪肉的风味。
引用
收藏
页码:257 / 260
页数:4
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