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姜建湖, 沈斌乾, 陈建明, 顾志敏, 贾永义, 孙丽慧, 黄爱霞, 李倩, 程海华. “太湖鲂鲌”及其亲本肌肉营养成分的分析与评价[J]. 水生生物学报, 2019, 43(2): 388-394. DOI: 10.7541/2019.048
引用本文: 姜建湖, 沈斌乾, 陈建明, 顾志敏, 贾永义, 孙丽慧, 黄爱霞, 李倩, 程海华. “太湖鲂鲌”及其亲本肌肉营养成分的分析与评价[J]. 水生生物学报, 2019, 43(2): 388-394. DOI: 10.7541/2019.048
JIANG Jian-Hu, SHEN Bin-Qian, CHEN Jian-Ming, GU Zhi-Min, JIA Yong-Yi, SUN Li-Hui, HUANG Ai-Xia, LI Qian, CHENG Hai-Hua. ANALYSIS AND EVALUATION OF NUTRITIONAL COMPOSITION IN MUSCLE OF HYBRID F1 OF FEMALE CULTER ALBURNUS×MALE MEGALOBRAMA TERMINALIS AND ITS PARENT FISH[J]. ACTA HYDROBIOLOGICA SINICA, 2019, 43(2): 388-394. DOI: 10.7541/2019.048
Citation: JIANG Jian-Hu, SHEN Bin-Qian, CHEN Jian-Ming, GU Zhi-Min, JIA Yong-Yi, SUN Li-Hui, HUANG Ai-Xia, LI Qian, CHENG Hai-Hua. ANALYSIS AND EVALUATION OF NUTRITIONAL COMPOSITION IN MUSCLE OF HYBRID F1 OF FEMALE CULTER ALBURNUS×MALE MEGALOBRAMA TERMINALIS AND ITS PARENT FISH[J]. ACTA HYDROBIOLOGICA SINICA, 2019, 43(2): 388-394. DOI: 10.7541/2019.048

“太湖鲂鲌”及其亲本肌肉营养成分的分析与评价

ANALYSIS AND EVALUATION OF NUTRITIONAL COMPOSITION IN MUSCLE OF HYBRID F1 OF FEMALE CULTER ALBURNUS×MALE MEGALOBRAMA TERMINALIS AND ITS PARENT FISH

  • 摘要: 为评价新型杂交鱼“太湖鲂鲌”(翘嘴鲌Culter alburnus♀×三角鲂Megalobrama terminalis♂)的肌肉营养价值, 采用生化测定法比较分析了“太湖鲂鲌”、翘嘴鲌和三角鲂的肌肉营养成分, 结果表明: (1)“太湖鲂鲌”肌肉水分含量显著低于翘嘴鲌和三角鲂(P<0.05), 而肌肉粗蛋白质含量较高(P<0.05)。(2)“太湖鲂鲌”的必需氨基酸(EAA)含量显著高于三角鲂(P<0.05); 3种鱼的第一限制性氨基酸均为含硫氨基酸(蛋氨酸+胱氨酸)。(3)“太湖鲂鲌”肌肉脂肪酸中的不饱和脂肪酸(UFA)含量显著高于翘嘴鲌和三角鲂(P<0.05)。(4)3种鱼肌肉矿物质元素铁、铜、锰、锌含量均无显著差异(P>0.05)。综上所述, “太湖鲂鲌”肌肉营养继承并综合了双亲的优良性状, 是一种富含蛋白质、EAA和UFA的优良养殖品种, 具有推广价值。

     

    Abstract: To evaluate muscle nutritive values of the hybrid F1 of female Culter alburnus × male Megalobrama terminalis (CA×MT), the proximate composition, amino acids levels, fatty acids profiles and mineral contents in muscle of Culter alburnus (CA), Megalobrama terminalis (MT), and CA×MT were measured. The results showed that muscle moisture of CA×MT were significantly lower than those of CA and MT (P<0.05), while the muscle crude protein of CA×MT was significantly higher than others (P<0.05). Muscle essential amino acids (EAA) of CA×MT was the highest one that was significantly higher than that of MT (P<0.05). According to amino acid score (AAS) and chemical score (CS), the first limiting amino acid was methionine+cysteine (Met+Cys) for all three kinds of fish. The percentage of unsaturated fatty acid (UFA) to total fatty acids of CA×MT in muscle was higher than those of CA and MT (P<0.05). The contents of iron (Fe), copper (Cu), manganese (Mn) and zinc (Zn) of three kinds of fish in muscle had no significant difference (P>0.05). In conclusion, the muscle of CA×MT has a higher nutritive value with higher protein contents, EAA and UFA.

     

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