Acta Prataculturae Sinica ›› 2022, Vol. 31 ›› Issue (11): 75-85.DOI: 10.11686/cyxb2021439
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Li ZHOU1,2(), Zhi-you WANG1, Bao-chun YANG1, Sheng-zhen HOU1, Feng-shuo ZHANG1, Lin-sheng GUI1()
Received:
2021-11-27
Revised:
2022-01-17
Online:
2022-11-20
Published:
2022-10-01
Contact:
Lin-sheng GUI
Li ZHOU, Zhi-you WANG, Bao-chun YANG, Sheng-zhen HOU, Feng-shuo ZHANG, Lin-sheng GUI. Effects of dietary neutral detergent fiber on muscle fiber type composition and meat quality characteristics of black Tibetan sheep[J]. Acta Prataculturae Sinica, 2022, 31(11): 75-85.
项目Items | H组Group H | L组 Group L |
---|---|---|
原料 Ingredients | ||
燕麦青干草 Oat hay (%) | 35.00 | 15.00 |
燕麦青贮 Oat silage (%) | 35.00 | 15.00 |
玉米 Corn (%) | 16.14 | 40.05 |
菜籽粕 Rapeseed meal (%) | 2.28 | 14.13 |
棉籽粕 Cottonseed meal (%) | 2.22 | 6.39 |
豆粕 Soybean meal (%) | 2.16 | 2.23 |
食盐 NaCl (%) | 0.80 | 0.80 |
石粉 Limestone (%) | 0.80 | 0.80 |
小苏打 NaHCO3 (%) | 0.10 | 0.10 |
磷酸氢钙 CaHPO4 (%) | 0.50 | 0.50 |
预混料 Premix1)(%) | 5.00 | 5.00 |
合计 Total | 100.00 | 100.00 |
营养水平Nutrient levels 2) | ||
消化能 Digestive energy (DE, MJ.kg-1) | 12.58 | 12.65 |
粗蛋白质 Crude protein (CP, %) | 13.78 | 13.86 |
中性洗涤纤维 Neutral detergent fibre (NDF, %) | 46.14 | 26.33 |
酸性洗涤纤维Acid detergent fiber (ADF, %) | 29.17 | 16.15 |
钙 Calcium (Ca, %) | 0.95 | 1.02 |
磷 Phosphorus (P, %) | 0.41 | 0.53 |
Table 1 Basal diet composition and nutrient
项目Items | H组Group H | L组 Group L |
---|---|---|
原料 Ingredients | ||
燕麦青干草 Oat hay (%) | 35.00 | 15.00 |
燕麦青贮 Oat silage (%) | 35.00 | 15.00 |
玉米 Corn (%) | 16.14 | 40.05 |
菜籽粕 Rapeseed meal (%) | 2.28 | 14.13 |
棉籽粕 Cottonseed meal (%) | 2.22 | 6.39 |
豆粕 Soybean meal (%) | 2.16 | 2.23 |
食盐 NaCl (%) | 0.80 | 0.80 |
石粉 Limestone (%) | 0.80 | 0.80 |
小苏打 NaHCO3 (%) | 0.10 | 0.10 |
磷酸氢钙 CaHPO4 (%) | 0.50 | 0.50 |
预混料 Premix1)(%) | 5.00 | 5.00 |
合计 Total | 100.00 | 100.00 |
营养水平Nutrient levels 2) | ||
消化能 Digestive energy (DE, MJ.kg-1) | 12.58 | 12.65 |
粗蛋白质 Crude protein (CP, %) | 13.78 | 13.86 |
中性洗涤纤维 Neutral detergent fibre (NDF, %) | 46.14 | 26.33 |
酸性洗涤纤维Acid detergent fiber (ADF, %) | 29.17 | 16.15 |
钙 Calcium (Ca, %) | 0.95 | 1.02 |
磷 Phosphorus (P, %) | 0.41 | 0.53 |
Sequence of primer | GenBank 登录号 GenBank accession No. | 退火温度 | ||
---|---|---|---|---|
MyHC Ⅰ | XM-004010325.3 | |||
MyHC Ⅱa | XM-012122422.2 | |||
MyHC Ⅱb | XM-027974884.1 | |||
MyHC Ⅱx | XM-004012706.4 | |||
β-actin | F:GAGCGCAAGTACTCCGTGTG R:CATTTGCGGTGGACGATG | NM-001009784.1 |
Table 2 Primer sequences used for real-time PCR
Sequence of primer | GenBank 登录号 GenBank accession No. | 退火温度 | ||
---|---|---|---|---|
MyHC Ⅰ | XM-004010325.3 | |||
MyHC Ⅱa | XM-012122422.2 | |||
MyHC Ⅱb | XM-027974884.1 | |||
MyHC Ⅱx | XM-004012706.4 | |||
β-actin | F:GAGCGCAAGTACTCCGTGTG R:CATTTGCGGTGGACGATG | NM-001009784.1 |
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
体躯指数Tagma index | 115.48±3.06a | 101.03±6.78b | 0.039 |
体长指数 Body length index | 99.44±4.25 | 87.66±2.03 | 0.098 |
胸围指数 Heart girth index | 112.80±5.03 | 100.55±7.26 | 0.071 |
Table 3 Effects of different NDF diets on body size index of black Tibetan sheep (%)
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
体躯指数Tagma index | 115.48±3.06a | 101.03±6.78b | 0.039 |
体长指数 Body length index | 99.44±4.25 | 87.66±2.03 | 0.098 |
胸围指数 Heart girth index | 112.80±5.03 | 100.55±7.26 | 0.071 |
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
Ⅰ | 9.11±1.36 | 10.68±1.05 | 0.058 |
Ⅱa | 23.71±4.62b | 30.57±5.11a | 0.017 |
67.18±7.02 | 58.75±6.84 | 0.061 |
Table 4 Effects of different NDF diets on the proportion of muscle fiber in black Tibetan sheep (%)
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
Ⅰ | 9.11±1.36 | 10.68±1.05 | 0.058 |
Ⅱa | 23.71±4.62b | 30.57±5.11a | 0.017 |
67.18±7.02 | 58.75±6.84 | 0.061 |
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
Ⅰ | 2.95±0.43b | 3.87±0.51a | 0.036 |
Ⅱa | 5.84±0.67b | 9.74±1.02a | 0.025 |
91.21±8.83 | 86.39±8.06 | 0.078 |
Table 5 Effects of different NDF diets on the area of muscle fiber in black Tibetan sheep (%)
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
Ⅰ | 2.95±0.43b | 3.87±0.51a | 0.036 |
Ⅱa | 5.84±0.67b | 9.74±1.02a | 0.025 |
91.21±8.83 | 86.39±8.06 | 0.078 |
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
超氧化物歧化酶 SOD (ng·mL-1) | 15.37±0.86 | 15.83±0.94 | 0.466 |
过氧化氢酶 CAT (ng·mL-1) | 153.86±4.42 | 155.53±5.51 | 0.653 |
谷胱甘肽过氧化物酶 GSH-Px (pg·mL-1) | 277.64±10.01 | 308.07±20.92 | 0.117 |
总抗氧化能力 T-AOC (U·mL-1) | 15.87±1.35b | 19.53±2.03a | 0.041 |
丙二醛 MDA (nmol·mL-1) | 6.43±0.80 | 6.22±0.25 | 0.256 |
Table 6 Effects of different NDF diets on muscle antioxidant capacity of black Tibetan sheep
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
超氧化物歧化酶 SOD (ng·mL-1) | 15.37±0.86 | 15.83±0.94 | 0.466 |
过氧化氢酶 CAT (ng·mL-1) | 153.86±4.42 | 155.53±5.51 | 0.653 |
谷胱甘肽过氧化物酶 GSH-Px (pg·mL-1) | 277.64±10.01 | 308.07±20.92 | 0.117 |
总抗氧化能力 T-AOC (U·mL-1) | 15.87±1.35b | 19.53±2.03a | 0.041 |
丙二醛 MDA (nmol·mL-1) | 6.43±0.80 | 6.22±0.25 | 0.256 |
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
pH | 6.02±0.08 | 6.26±0.21 | 0.102 |
亮度Lightness (L*) | 27.42±2.65 | 24.67±1.68 | 0.089 |
红度Redness (a*) | 9.88±2.04b | 14.15±3.61a | 0.017 |
黄度Yellowness (b*) | 5.80±0.32 | 5.11±0.63 | 0.095 |
剪切力 Shear force (N) | 44.02±5.23a | 36.37±4.20b | 0.042 |
蒸煮损失 Cooking loss (%) | 38.87±7.12 | 36.28±3.69 | 0.059 |
Table 7 Effects of different NDF diets on muscle dietary quality of black Tibetan sheep
P值 P value | |||
---|---|---|---|
L组 Group L | H组 Group H | ||
pH | 6.02±0.08 | 6.26±0.21 | 0.102 |
亮度Lightness (L*) | 27.42±2.65 | 24.67±1.68 | 0.089 |
红度Redness (a*) | 9.88±2.04b | 14.15±3.61a | 0.017 |
黄度Yellowness (b*) | 5.80±0.32 | 5.11±0.63 | 0.095 |
剪切力 Shear force (N) | 44.02±5.23a | 36.37±4.20b | 0.042 |
蒸煮损失 Cooking loss (%) | 38.87±7.12 | 36.28±3.69 | 0.059 |
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