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The Impact of Enhancing Diet Quality or Dietary Supplementation of Flavor and Multi-Enzymes on Primiparous Lactating Sows

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  • Li Zhe, Sichuan Agricultural University
  • ,
  • Rui Zhou, Sichuan Agricultural University
  • ,
  • Peterkappel Theil
  • ,
  • Uffe Krogh, SEGES Innovation P/S
  • ,
  • Lunxiang Yang, Sichuan Agricultural University
  • ,
  • Yong Zhuo, Sichuan Agricultural University
  • ,
  • Yan Lin, Sichuan Agricultural University
  • ,
  • Shengyu Xu, Sichuan Agricultural University
  • ,
  • Xuemei Jiang, Sichuan Agricultural University
  • ,
  • Lingjie Huang, Sichuan Agricultural University
  • ,
  • Lianqiang Che, Sichuan Agricultural University
  • ,
  • Bin Feng, Sichuan Agricultural University
  • ,
  • Wu De, Sichuan Agricultural University
  • ,
  • Zhengfeng Fang, Sichuan Agricultural University

This study was aimed to explore how a high-quality diet or a flavor plus multi-enzyme diet affects the feed intake, nutrient digestibility and antioxidation capacity of lactating sows and the growth of their progeny. Thirty primiparous sows were randomly assigned to three treatments from d 2 of lactation until weaning (d 21): Control (CON), with a basal diet; high quality (HQ), with 200 kcal/kg higher net energy than CON; or the CON diet supplemented with 500 mg/kg flavor and 100 mg/kg multi-enzymes (F + E). Sows fed with the HQ or F + E diets improved piglets’ live weight (p < 0.05) and average daily weight gain (p < 0.10), litter weight gain (p < 0.10) and piglet growth to milk yield ratio (p < 0.10). Compared with CON, the HQ and F + E groups increased the digestibility of ether extract, ash, neutral detergent fiber, crude fiber and phosphorus (p < 0.10), and the HQ group also increased dry matter, gross energy, crude protein, acid detergent fiber and energy intake (p < 0.05). Compared with CON, the F + E group decreased serum urea nitrogen and aspartate aminotransferase (p < 0.05) and enhanced superoxide dismutase, catalase and glutathione peroxidase, but it decreased malondialdehyde in milk supernatant (p < 0.05).

OriginalsprogEngelsk
Artikelnummer1493
TidsskriftAnimals
Vol/bind12
Nummer12
Antal sider14
ISSN2076-2615
DOI
StatusUdgivet - jun. 2022

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