Acta Veterinaria et Zootechnica Sinica ›› 2025, Vol. 56 ›› Issue (7): 3327-3334.doi: 10.11843/j.issn.0366-6964.2025.07.025
• Animal Nutrition and Feeds • Previous Articles Next Articles
HUO Zhen(), ZHUANG Lei(
), ZHOU Wei, WANG Shuaiqin, XIE Ming, HOU Shuisheng*(
), HOU Shuisheng*(
)
Received:
2024-07-29
Online:
2025-07-23
Published:
2025-07-25
Contact:
HOU Shuisheng, HOU Shuisheng
E-mail:huozhen000000@163.com;zhuanglei96@163.com;houss@263.net;tangjing@caas.cn
CLC Number:
HUO Zhen, ZHUANG Lei, ZHOU Wei, WANG Shuaiqin, XIE Ming, HOU Shuisheng, HOU Shuisheng. Effects of Dietary Folic Acid Levels on Production Performance, Plasma Biochemical Indicators and Antioxidant Capacity of Pekin Ducks from 1 to 21 Days of Age[J]. Acta Veterinaria et Zootechnica Sinica, 2025, 56(7): 3327-3334.
Table 1
Composition and nutrient levels of the basal diet (air-dry basis) %"
原料 Ingredient | 含量 Content | 营养水平 Nutrient level2) | 含量 Content | |
玉米 Corn | 71.78 | 代谢能/(MJ·kg-1) ME | 13.65 | |
玉米蛋白粉 Corn gluten meal | 23.0 | 粗蛋白质 CP | 20.37 | |
石粉 Limestone | 0.90 | 钙 Ca | 0.91 | |
磷酸氢钙 CaHPO4 | 1.60 | 非植酸磷 Non-phytate phosphorus | 0.41 | |
食盐 NaCl | 0.30 | 赖氨酸 Lys | 1.17 | |
DL-蛋氨酸 DL-Met | 0.10 | 蛋氨酸 Met | 0.52 | |
L-赖氨酸 L-Lys | 0.80 | 蛋+胱 Met+Cys | 0.86 | |
精氨酸 Arg | 0.30 | 苏氨酸 Thr | 0.76 | |
L-色氨酸 L-Trp | 0.10 | L-色氨酸 L-Trp | 0.22 | |
苏氨酸 Thr | 0.12 | 精氨酸 Arg | 0.97 | |
预混料 Premix1) | 1.00 | 叶酸/(mg·kg-1) Folic acid | 0.16 | |
合计 Total | 100.00 |
Table 2
Effects of dietary folic acid levels on growth performance of Pekin ducks from 1 to 21 days of age"
项目 Item | 饲粮叶酸水平/(mg·kg-1) Dietary folic acid level | SEM | P值 P-value | ||||||
0.16 | 0.26 | 0.36 | 0.56 | 0.76 | 0.96 | 1.16 | |||
初生重/g Initial weight | 53.6 | 53.6 | 53.8 | 53.7 | 53.8 | 53.7 | 53.6 | 0.09 | 0.335 4 |
21 d平均体重/g ABW | 964abc | 922c | 935bc | 927c | 986a | 976ab | 953abc | 15.3 | 0.018 8 |
平均日增重/(g·d-1) ADG | 45.5abc | 43.4c | 44.0bc | 43.7c | 46.6a | 46.1ab | 44.9abc | 0.76 | 0.025 3 |
平均日采食量/(g·d-1) ADFI | 68.4 | 66.0 | 66.6 | 67.6 | 72.1 | 69.3 | 67.5 | 1.45 | 0.093 2 |
料重比 F/G | 1.50 | 1.52 | 1.53 | 1.53 | 1.55 | 1.50 | 1.50 | 0.01 | 0.098 8 |
Table 3
Effects of dietary folic acid levels on slaughter performance of 21-day-old Pekin ducks %"
项目 Item | 饲粮叶酸水平/(mg·kg-1) Dietary folic acid level | SEM | P值 P-value | ||||||
0.16 | 0.26 | 0.36 | 0.56 | 0.76 | 0.96 | 1.16 | |||
胸肌率 Breast meat percentage | 1.50 | 1.52 | 1.53 | 1.53 | 1.55 | 1.50 | 1.50 | 0.012 5 | 0.098 8 |
腿肌率 Leg meat percentage | 8.62 | 8.91 | 9.21 | 9.16 | 9.52 | 9.18 | 8.74 | 0.221 0 | 0.075 3 |
腹脂率 Abdominal fat percentage | 0.79 | 0.84 | 0.83 | 0.89 | 0.92 | 0.88 | 0.96 | 0.057 7 | 0.419 2 |
肝脏指数 Liver index | 2.87 | 2.81 | 3.03 | 2.86 | 2.93 | 2.89 | 2.99 | 0.085 6 | 0.594 0 |
心脏指数 Heart index | 0.55 | 0.55 | 0.57 | 0.57 | 0.56 | 0.54 | 0.57 | 0.014 5 | 0.710 2 |
胸腺指数 Thymus index | 0.39 | 0.44 | 0.41 | 0.46 | 0.44 | 0.43 | 0.47 | 0.034 6 | 0.686 0 |
脾脏指数 Spleen index | 0.097 | 0.100 | 0.113 | 0.105 | 0.103 | 0.088 | 0.106 | 0.009 2 | 0.644 3 |
法氏囊指数 Bursa of fabricius index | 0.13 | 0.14 | 0.13 | 0.14 | 0.12 | 0.14 | 0.13 | 0.008 7 | 0.620 1 |
Table 4
Effects of dietary folic acid levels on plasma biochemical indicators of 21-day-old Pekin ducks"
项目 Item | 饲粮叶酸水平/(mg·kg-1) Dietary folic acid level | SEM | P值 P-value | ||||||
0.16 | 0.26 | 0.36 | 0.56 | 0.76 | 0.96 | 1.16 | |||
谷丙转氨酶/(U·L-1) ALT | 55.60 | 62.00 | 74.43 | 56.36 | 65.57 | 58.80 | 58.47 | 5.61 | 0.237 9 |
谷草转氨酶/(U·L-1) AST | 43.20a | 31.00b | 31.86b | 28.57bc | 17.43d | 21.33cd | 24.27bcd | 3.20 | < 0.000 1 |
谷草转氨酶/谷丙转氨酶AST/ALT | 0.81a | 0.53b | 0.47bc | 0.52b | 0.29c | 0.39bc | 0.44bc | 0.05 | < 0.000 1 |
白蛋白/(g·L-1) ALB | 17.47 | 17.28 | 16.81 | 16.83 | 16.59 | 16.48 | 16.76 | 0.31 | 0.235 9 |
球蛋白/(g·L-1) GLB | 23.34 | 22.29 | 22.73 | 21.87 | 22.55 | 22.23 | 21.72 | 0.53 | 0.364 2 |
白蛋白/球蛋白A/G | 0.75 | 0.78 | 0.74 | 0.77 | 0.75 | 0.75 | 0.77 | 0.02 | 0.829 3 |
肌酸激酶/(U·L-1) CK | 1768ab | 1545abc | 1893a | 1803ab | 1248c | 1273c | 1433bc | 129.03 | 0.001 1 |
总蛋白/(g·L-1) TP | 40.87 | 39.46 | 39.91 | 38.45 | 34.49 | 38.58 | 38.35 | 1.52 | 0.116 7 |
血肌酐/(μmol·L-1) CREA | 4.53a | 3.50b | 4.29ab | 4.29ab | 3.43b | 4.20ab | 4.80a | 0.32 | 0.023 2 |
碱性磷酸酶/(U·L-1) ALP | 630 | 751 | 583 | 695 | 621 | 614 | 684 | 41.87 | 0.088 5 |
乳酸脱氢酶/(U·L-1) LDH | 1503a | 1294ab | 1461a | 1365ab | 1063c | 1093bc | 1313ab | 77.43 | 0.000 3 |
尿酸/(μmol·L-1) UA | 157b | 245a | 167b | 228a | 212ab | 195ab | 229a | 19.38 | 0.010 9 |
葡萄糖/(mmol·L-1) GLU | 6.04c | 6.92b | 6.05c | 6.92b | 7.28ab | 8.11a | 7.78ab | 0.29 | < 0.000 1 |
甘油三酯/(mmol·L-1) TG | 1.00 | 0.98 | 0.94 | 1.06 | 0.90 | 0.87 | 1.04 | 0.05 | 0.152 0 |
总胆固醇/(mmol·L-1) CHO | 7.12 | 6.87 | 6.96 | 6.85 | 7.12 | 7.04 | 6.84 | 0.18 | 0.819 4 |
高密度脂蛋白胆固醇/(mmol·L-1) HDL-C | 4.13 | 3.98 | 3.98 | 3.97 | 4.04 | 3.94 | 3.95 | 0.11 | 0.855 5 |
低密度脂蛋白胆固醇/(mmol·L-1) LDL-C | 2.62 | 2.43 | 2.69 | 2.68 | 2.84 | 2.82 | 2.46 | 0.14 | 0.261 5 |
Table 5
Effects of dietary folic acid levels on plasma antioxidant capacity of 21-day-old Pekin ducks"
项目 Item | 饲粮叶酸水平/(mg·kg-1) Dietary folic acid level | SEM | P值 P-value | ||||||
0.16 | 0.26 | 0.36 | 0.56 | 0.76 | 0.96 | 1.16 | |||
总抗氧化能力/(mmol·L-1) T-AOC | 0.65bc | 0.85a | 0.68bc | 0.81ab | 0.83a | 0.75abc | 0.81ab | 0.043 | 0.007 6 |
过氧化氢酶/(U·mg-1 prot) CAT | 10.17c | 12.44b | 17.98a | 16.77a | 17.89a | 17.97a | 17.21a | 0.783 | < 0.000 1 |
谷胱甘肽/(μg·mg-1 prot) GSH | 19.94 | 16.86 | 17.75 | 16.66 | 18.69 | 19.11 | 18.90 | 1.513 | 0.689 5 |
超氧化物歧化酶/(U·mL-1) SOD | 453.62 | 364.85 | 466.78 | 385.75 | 418.98 | 482.25 | 417.57 | 49.969 | 0.609 6 |
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