1Ramanau A,Kluge H,Spike J,et al.Supplementation of sows with L-carnitine during pregnancy and lactation improves growth of the piglets during the suckling period through increased milk production[J].J Nutr,2004,134:86-92.
2Ramanau A,Kluge H,Spike J,et al.Effects of dietary carnitine supplementation on the reproductive performance of sows in production stocks[J].Livest Sei,2008,113: 34-42.
3Musser R E,Good band R D,Tokach M D,et al.Effects of L-carnitine fed during lactation on sow and litter perform-ance[J].J Anim Sci,1999,77: 3296-3303.
4Ramanau A,Kluge H,Spike J.Reproductive performance of sows supplemented with dietary L-carnitine over three reproductive cycles[J].Archives of Animal Nutrition,2002,56(4):287-296.
6Klaus E.Effects of L-carnitine supplementation in sows [J]. Monatshefle fur Chemie,2005,136(8):1535-1544.
7Ramanau A,Kluge H,Eder K.Effects of L-carnitine supplementation on milk production,litter gains and back fat thickness in sows with a low energy and protein intake during lactation[J]. British Journal of Nutrition,2005,93:717-721.