1 材料与方法
1.1 试验饲料
表1 试验饲料组成及营养水平(干物质基础)Table 1 Composition and nutrient levels of experimental diets (DM basis)% |
| 项目 Items | 组别 Groups | |||||
|---|---|---|---|---|---|---|
| 对照 Control | FB | FBWE | CT | DOPA | ||
| 原料 Ingredients | ||||||
| 鱼粉 Fish meal | 7.80 | 1.00 | 1.00 | 1.00 | ||
| 豆粕 Soybean meal | 32.00 | 20.00 | 30.00 | 30.00 | 30.00 | |
| 发酵菜籽粕 Fermented rapeseed meal | 27.50 | 27.30 | 27.30 | 27.30 | ||
| 磷脂油 Soy lecithin oil | 3.60 | 3.90 | 3.50 | 3.50 | 3.50 | |
| 豆油 Soybean oil | 3.00 | 3.00 | 3.00 | 3.00 | 3.00 | |
| 高筋面粉 Strong flour | 19.00 | 5.00 | 21.00 | 21.00 | 21.00 | |
| 磷酸二氢钙 Ca(H2PO4)2 | 1.80 | 1.80 | 1.80 | 1.80 | 1.80 | |
| 维生素预混料 Vitamin premix1) | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | |
| 矿物质预混料 Mineral premix2) | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | |
| 沸石粉 Zeolite powder | 9.41 | 5.35 | 4.70 | 8.50 | 8.60 | |
| 蛋氨酸 Methionine | 0.38 | 0.25 | 0.37 | 0.37 | 0.37 | |
| 赖氨酸 Lysine | 0.51 | 0.10 | 0.53 | 0.53 | 0.53 | |
| 蚕豆粉 Faba bean meal | 50.00 | |||||
| 蚕豆水提取物 Faba bean water extract | 4.00 | |||||
| 缩合单宁 Condensed tannin | 0.20 | |||||
| 3,4-L-二羟基苯丙氨酸 DOPA | 0.10 | |||||
| 抗氧化剂 Antioxidant | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 | |
| 防霉剂 Mildew inhibitor | 0.05 | 0.05 | 0.05 | 0.05 | 0.05 | |
| 虫粉 Insect meal3) | 1.50 | 1.50 | 1.50 | 1.50 | 1.50 | |
| 合计 Total | 100.00 | 100.00 | 100.00 | 100.00 | 100.00 | |
| 营养水平 Nutrient levels4) | ||||||
| 粗蛋白质 Crude protein | 30.34 | 28.92 | 29.09 | 29.92 | 30.05 | |
| 粗脂肪 Crude lipid | 7.07 | 7.69 | 6.98 | 7.40 | 7.44 | |
| 蛋氨酸 Methionine | 0.44 | 0.44 | 0.45 | 0.45 | 0.45 | |
| 赖氨酸 Lysine | 2.09 | 2.09 | 2.09 | 2.09 | 2.09 | |
1)每千克维生素预混料含有 One kilogram of vitamin premix contained the following:VA 3 200 000 IU,VD3 1 600 000 IU,VE 16 g,VK 4 g,VB1 4 g, VB2 8 g,VB6 4.8 g,VB12 16 mg,泛酸钙 calcium pantothenate 16 g,叶酸 folic acid 1.28 g,生物素 biotin 64 mg,烟酸 niacin 28 g,肌醇 inositol 40 g。 2)每千克矿物质预混料含有 One kilogram of mineral premix contained the following:Ca(IO3)2 230 g,KCl 36 g,MgSO4·H2O 12 g,FeSO4·H2O 1 g,ZnSO4·H2O 10 g,MnSO4·H2O 1.9 g,Met-Cu 1.5 g,Met-Co 0.25 g,Na2SeO3 0.05 g。 3)虫粉由广州飞禧特生物科技有限公司提供。每千克虫粉含有328 g粗蛋白质、378 g粗脂肪、169 g粗灰分。Insect meal was provided by Guangzhou Fishtech Biological Technology Co., Ltd. One kilogram of insect meal contained 328 g crude protein, 378 g crude lipid and 169 g ash. 4)营养水平为实测值。Nutrient levels were measured values. |
1.2 试验鱼及饲养管理
1.3 样品采集
1.4 检测指标
1.4.1 生长性能与形态学指标
1.4.2 营养成分含量
1.4.3 血液生理生化指标
1.4.4 肌肉抗氧化指标
1.4.5 肌肉游离氨基酸含量
1.4.6 肌肉质构特性
1.5 数据处理与分析
2 结果
2.1 蚕豆及其活性物质对罗非鱼生长性能的影响
表2 蚕豆及其活性物质对罗非鱼生长性能的影响Table 2 Effects of faba bean and its active substances on growth performance of tilapia (Oreochromis niloticus) |
| 项目 Items | 组别 Groups | ||||
|---|---|---|---|---|---|
| 对照 Control | FB | FBWE | CT | DOPA | |
| 初始体重 IBW/g | 467.83±13.43 | 468.13±4.09 | 469.58±18.21 | 467.92±11.39 | 468.96±12.64 |
| 终末体重 FBW/g | 827.60±55.25b | 723.66±26.71a | 792.22±33.39b | 814.43±35.44b | 833.33±47.72b |
| 增重率 WGR/% | 76.82±8.57b | 54.57±5.43a | 68.80±7.19b | 73.93±7.66b | 77.67±7.87b |
| 特定生长率 SGR/(%/d) | 0.95±0.08b | 0.73±0.04a | 0.87±0.07b | 0.92±0.04b | 0.96±0.08b |
| 饲料系数 FCR | 1.46±0.15ab | 1.70±0.13b | 1.53±0.07ab | 1.52±0.05ab | 1.38±0.11a |
| 肥满度 CF/(g/cm3) | 4.40±0.17b | 3.99±0.09a | 4.05±0.06a | 4.31±0.07b | 4.19±0.10ab |
| 肝体比 HSI/% | 1.77±0.10b | 1.46±0.11a | 1.84±0.04b | 2.01±0.09c | 1.52±0.11a |
| 脏体比 VSI/% | 7.31±0.04b | 7.01±0.11a | 7.80±0.12c | 7.27±0.08b | 7.40±0.13b |
同行数据肩标不同小写字母表示差异显著(P<0.05)。下表同。 | |
In the same row, values with different small letter superscripts mean significant difference (P<0.05). The same as below. |
2.2 蚕豆及其活性物质对罗非鱼血常规指标的影响
表3 蚕豆及其活性物质对罗非鱼血常规指标的影响Table 3 Effects of faba bean and its active substances on blood routine indexes of tilapia (Oreochromis niloticus) |
| 项目 Items | 组别 Groups | ||||
|---|---|---|---|---|---|
| 对照 Control | FB | FBWE | CT | DOPA | |
| 白细胞数量 WBC/(×109个/L) | 181.07±10.05b | 216.47±16.01c | 217.40±15.68c | 176.85±12.25b | 146.80±12.76a |
| 红细胞数量 RBC/(×1012个/L) | 0.94±0.13ab | 1.41±0.12c | 1.40±0.13c | 1.11±0.12b | 0.90±0.07a |
| 血红蛋白含量 HGB/(g/L) | 88.67±8.33a | 117.33±6.51b | 123.33±7.77b | 90.50±4.50a | 80.33±6.03a |
| 平均血红蛋白浓度MCHC/(g/L) | 510.67±14.98 | 519.33±11.93 | 530.00±13.23 | 507.00±13.00 | 524.67±15.58 |
| 血小板数量 PLT/(×109个/L) | 132.00±9.64a | 131.67±10.69a | 157.00±15.52ab | 171.50±6.50b | 116.00±11.14a |
2.3 蚕豆及其活性物质对罗非鱼血清生化指标的影响
表4 蚕豆及其活性物质对罗非鱼血清生化指标的影响Table 4 Effects of faba bean and its active substances on serum biochemical indexes of tilapia (Oreochromis niloticus) |
| 项目 Items | 组别 Groups | ||||
|---|---|---|---|---|---|
| 对照 Control | FB | FBWE | CT | DOPA | |
| 谷丙转氨酶 ALT/(U/L) | 17.30±1.62b | 21.33±1.68c | 22.21±1.17c | 31.30±2.03d | 13.84±1.11a |
| 谷草转氨酶 AST/(U/L) | 189.34±11.57b | 208.93±4.48c | 248.73±16.13d | 273.83±12.73e | 154.20±13.63a |
| 总胆红素 TBILI/(μmol/L) | 8.27±0.33a | 8.19±0.53a | 9.42±0.41b | 9.38±0.55b | 9.09±0.44ab |
| 甘油三酯 TG/(mmol/L) | 1.86±0.20ab | 1.46±0.16a | 1.71±0.17ab | 1.99±0.10b | 1.68±0.09ab |
| 胆固醇 CHOL/(mmol/L) | 2.84±0.14a | 3.06±0.14ab | 3.27±0.16b | 3.06±0.17ab | 2.95±0.12a |
| 总蛋白 TP/(g/L) | 34.58±2.26 | 32.40±2.88 | 34.71±1.72 | 32.82±2.05 | 33.05±2.49 |
2.4 蚕豆及其活性物质对罗非鱼肌肉抗氧化指标的影响
表5 蚕豆及其活性物质对罗非鱼肌肉抗氧化指标的影响Table 5 Effects of faba bean and its active substances on muscle antioxidant indexes of tilapia (Oreochromis niloticus) |
| 项目 Items | 组别 Groups | ||||
|---|---|---|---|---|---|
| 对照 Control | FB | FBWE | CT | DOPA | |
| 总超氧化物歧化酶 T-SOD/(U/mg prot) | 107.36±3.48b | 91.90±6.67a | 105.26±3.50b | 115.98±4.28c | 107.67±3.46b |
| 总抗氧化能力 T-AOC/(U/mg prot) | 7.60±0.94bc | 5.34±0.71a | 6.58±0.95ab | 8.84±0.93c | 8.02±0.62bc |
| 过氧化氢酶 CAT/(U/mg prot) | 12.25±1.32b | 8.80±0.90a | 12.12±1.48b | 12.85±1.57b | 13.42±1.58b |
| 丙二醛 MDA/(nmol/mg prot) | 1.40±0.15a | 2.06±0.11c | 1.93±0.13bc | 1.66±0.22ab | 1.64±0.13ab |
| 谷胱甘肽过氧化物酶 GSH-Px/(U/mg prot) | 19.29±1.19bc | 12.28±1.18a | 18.89±0.48b | 21.40±1.56c | 20.70±1.12bc |
2.5 蚕豆及其活性物质对罗非鱼肌肉营养成分含量的影响
表6 蚕豆及其活性物质对罗非鱼肌肉营养成分含量的影响Table 6 Effects of faba bean and its active substances on muscle nutritional component contents of tilapia (Oreochromis niloticus) |
| 项目 Items | 组别Groups | ||||
|---|---|---|---|---|---|
| 对照 Control | FB | FBWE | CT | DOPA | |
| 水分 Moisture/% | 77.29±0.61 | 77.19±0.55 | 76.86±0.92 | 76.72±0.45 | 76.55±0.62 |
| 粗蛋白质 Crude protein/% | 19.84±0.24 | 19.80±0.33 | 20.20±0.56 | 20.03±0.33 | 20.24±0.18 |
| 粗脂肪 Crude lipid/% | 2.10±0.14 | 1.98±0.15 | 1.93±0.13 | 2.06±0.12 | 1.99±0.20 |
| 粗灰分 Ash/% | 1.10±0.05ab | 1.06±0.01a | 1.13±0.03b | 1.16±0.02b | 1.11±0.03ab |
| 胶原蛋白 Collagen/(mg/g) | 2.33±0.11a | 3.05±0.08c | 2.93±0.10c | 2.75±0.06b | 2.91±0.08c |
2.6 蚕豆及其活性物质对罗非鱼肌肉游离氨基酸组成的影响
表7 蚕豆及其活性物质对罗非鱼肌肉游离氨基酸组成的影响Table 7 Effects of faba bean and its active substances on muscle free amino acid composition of tilapia (Oreochromis niloticus)mg/g |
| 项目 Items | 组别 Groups | ||||
|---|---|---|---|---|---|
| 对照 Control | FB | FBWE | CT | DOPA | |
| 必需氨基酸 EAA | |||||
| 组氨酸 His | 2.25±0.07b | 2.09±0.04a | 2.23±0.02b | 2.23±0.07b | 2.25±0.11b |
| 亮氨酸 Leu | 7.26±0.16 | 7.26±0.20 | 7.31±0.09 | 7.20±0.12 | 7.11±0.22 |
| 异亮氨酸 Ile | 4.24±0.10b | 4.22±0.04b | 4.12±0.15ab | 4.07±0.08ab | 4.04±0.08a |
| 苏氨酸 Thr | 4.16±0.09 | 4.14±0.13 | 4.21±0.09 | 4.16±0.09 | 4.06±0.12 |
| 蛋氨酸 Met | 2.75±0.07 | 2.74±0.05 | 2.74±0.08 | 2.70±0.07 | 2.64±0.08 |
| 赖氨酸 Lys | 8.26±0.27 | 8.20±0.30 | 8.34±0.04 | 8.25±0.16 | 8.23±0.26 |
| 苯丙氨酸 Phe | 3.83±0.03 | 3.84±0.07 | 3.87±0.01 | 3.83±0.08 | 3.78±0.11 |
| 缬氨酸 Val | 4.12±0.08 | 4.05±0.12 | 4.07±0.04 | 4.04±0.03 | 4.06±0.08 |
| 总必需氨基酸 TEAA | 34.62±0.73 | 34.45±0.85 | 34.67±0.38 | 34.24±0.53 | 33.93±0.94 |
| 非必需氨基酸 NEAA | |||||
| 天冬氨酸 Asp | 9.45±0.10 | 9.42±0.26 | 9.49±0.13 | 9.39±0.25 | 9.28±0.26 |
| 谷氨酸 Glu | 13.69±0.26a | 14.03±0.20ab | 14.21±0.13b | 14.10±0.18ab | 14.07±0.19ab |
| 甘氨酸 Gly | 4.45±0.15 | 4.34±0.26 | 4.27±0.17 | 4.33±0.06 | 4.35±0.19 |
| 丝氨酸 Ser | 3.47±0.06 | 3.54±0.20 | 3.58±0.04 | 3.51±0.07 | 3.45±0.11 |
| 精氨酸 Arg | 5.61±0.11 | 5.60±0.14 | 5.60±0.04 | 5.55±0.05 | 5.49±0.15 |
| 丙氨酸 Ala | 5.92±0.04b | 5.64±0.13a | 5.93±0.06b | 5.86±0.18ab | 5.78±0.06a |
| 酪氨酸 Tyr | 2.94±0.06 | 2.92±0.09 | 2.96±0.02 | 2.91±0.05 | 2.87±0.07 |
| 鲜味氨基酸 UAA | 33.33±0.34 | 33.52±0.67 | 33.89±0.28 | 33.68±0.40 | 33.48±0.78 |
| 总氨基酸 TAA | 82.23±1.02 | 82.13±2.46 | 82.95±0.50 | 82.13±1.11 | 81.46±1.33 |
2.7 蚕豆及其活性物质对罗非鱼肌肉质构特性的影响
表8 蚕豆及其活性物质对罗非鱼肌肉质构特性的影响Table 8 Effects of faba bean and its active substances on muscle texture properties of tilapia (Oreochromis niloticus) |
| 项目 Items | 组别 Groups | ||||
|---|---|---|---|---|---|
| 对照 Control | FB | FBWE | CT | DOPA | |
| 硬度 Hardness/g | 693.80±23.33a | 1 141.62±34.92d | 986.37±31.10c | 787.59±44.19b | 992.93±45.88c |
| 弹性 Springiness | 0.91±0.00a | 0.95±0.01c | 0.93±0.01bc | 0.92±0.01ab | 0.93±0.01bc |
| 内聚性 Cohesiveness | 0.26±0.01b | 0.30±0.01c | 0.27±0.01b | 0.24±0.01a | 0.26±0.01b |
| 胶黏性 Gumminess/g | 201.08±4.22a | 284.43±12.49d | 249.66±3.37c | 221.45±13.71b | 253.54±8.17c |
| 咀嚼性 Chewiness/g | 197.18±13.35a | 321.18±21.97c | 245.63±10.03b | 215.72±18.35a | 251.79±14.82b |
| 回复性 Resilience | 0.14±0.01a | 0.17±0.00b | 0.16±0.01ab | 0.15±0.00a | 0.15±0.00a |

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