A comparison of the Schumacher with other functions for describing growth in pigs

Animal Feed Science and Technology

Volumn 143, Issue 1-4, 2008, Pages 314-327

  Schulin Zeuthen, M ^a   Kebreab, E ^a,b   Dijkstra, J ^c   Lopez, S ^d   Bannink, A ^c   Darmani Kuhi, H ^e   Thornley, J H M ^a   France, J ^a  

^a UNIVERSITY OF GUELPH   (Canada)

^b UNIVERSITY OF MANITOBA   (Canada)

^c WAGENINGEN UNIVERSITY   (Netherlands)

^d UNIVERSITY OF LEÓN   (Spain)

^e ILAM UNIVERSITY   (Iran)

Author keywords

Growth curves; Modelling; Pigs; Schumacher equation

Indexed keywords

ANIMALIA; SUIDAE;

EID: 44349109469     PISSN: 03778401     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.anifeedsci.2007.05.017     Document Type: Article

References (25)

1. Andersen, P.E., Just, A., 1983. Tabeller over Foderstoffers Sammensætning m.m. Kvæg. Svin. Jordbrugsforlaget, DK, Copenhagen, Denmark.
2. Bertram M.J., Stahly T.S., and Ewan R.C. Impact of lean growth genotype and dietary phosphorus regimen on rate and efficiency of growth and carcass characteristics of pigs. J. Anim. Sci. 72 Suppl. 2 (1994) 68 Abstract
3. Bridges T.C., Turner L.W., Smith E.M., Stahly T.S., and Loewer O.J. A mathematical procedure for estimating animal growth and body composition. Trans. Am. Soc. Agric. Eng. 29 (1986) 1342-1347
4. Darmani-Kuhi H., Kebreab E., Lopez S., and France J. A comparative evaluation of functions for the analysis of growth in male broilers. J. Agric. Sci. 140 (2003) 451-459
5. Jondreville C., Revy P.-S., Dourmad J.-Y., Nys Y., Hillion S., Pontrucher F., Gonzalez J., Soler J., Lizardo R., and Tibau J. Influence of genotype and sex on minerals (Ca, P, K, N, Mg, Fe, Zn, Cu) content and retention in the body of pigs from 25 to 135 kg of body weight. J. Recherche Porcine 36 (2004) 17-24
6. ® System for Mixed Models (1996), SAS Institute Inc., Cary, NC
7. Lopez S., France J., Gerrits W.J.J., Dhanoa M.S., Humphries D.J., and Dijkstra J. A generalized Michaelis-Menten equation for the analysis of growth. J. Anim. Sci. 78 (2000) 1816-1828
8. Lopez S., Prieto M., Dijkstra J., Dhanoa M.S., and France J. Statistical evaluation of mathematical models for microbial growth. Int. J. Food Microbiol. 96 (2004) 289-300
9. Maruyama K., Vineyard B., Akbar M.K., Shafer D.J., and Turk C.M. Growth curve analyses in selected duck lines. Br. Poult. Sci. 52 (2001) 574-582
10. Motulsky H.J., and Ransnas L.A. Fitting curves to data using nonlinear regression: A practical and nonmathematical review. FASEB J. 1 (1987) 365-374
11. NRC. Nutrient Requirements of Swine. tenth revised ed. (1998), Natl. Acad. Press, Washington, DC
12. SAS/STAT User's Guide, 2000. Version 8 ed. SAS Inst., Inc., Cary, NC.
13. Schinckel A.P., Adeola O.L., and Einstein M.E. Evaluation of alternative nonlinear mixed effects models of duck growth. Poult. Sci. 84 (2005) 256-264
14. Schinckel A.P., and Craig B.A. Evaluation of alternative nonlinear mixed effects models of swine growth. Prof. Anim.Sci. 18 (2002) 219-226
15. Schulin-Zeuthen, M., 2000. Capacity for retention of macro nutrients in growing pigs. M.Sc. dissertation, Royal Veterinary and Agricultural University, Copenhagen, Denmark.
16. Schulin-Zeuthen, M., Danfær, A., 2001. Descriptions of the capacity of macro nutrient retention in growing pigs. Book of Abstracts of the 52nd Annual Meeting of the European Association for Animal Production. Book of abstracts No. 7, Budapest, Hungary.
17. Schulin-Zeuthen, M., Kebreab, E., Lopez, S., Soler, J., Dias, R.S., de Lange, C.F.M., France, J., 2007. Comparative evaluation of mathematical functions to describe growth and efficiency of phosphorus utilization in growing pigs. J. Anim. Sci., 85, in press.
18. Schumacher F.X. A new growth curve and its applicability to timber yield studies. J. Forestry Res. 37 (1939) 819-820
19. Thomas H.R., and Kornegay E.T. Phosphorus in swine. I. Influence of dietary calcium and phosphorus levels and growth rate on feedlot performance of barrows, gilts and boars. J. Anim. Sci. 52 (1981) 1041-1048
20. Thornley J.H.M., and France J. Mathematical Models in Agriculture. second ed. (2007), CABI Publishing, Wallingford, UK 923 pp.
21. Tibau J., Gonzalez J., Soler J., Gispert M., Lizardo R., and Mourot J. Influence du poids à l'abattage du porc entre 25 et 140 kg de poids vif sur la composition chimique de la carcasse: effets du génotype et du sexe. J. Recherche Porcine 34 (2002) 121-127
22. Weibull W. A statistical distribution function of wide applicability. J. Appl. Mechan. 18 (1951) 293-297
23. West P.W., and Mattay J.P. Yield prediction models and comparative growth rates for six eucalypt species. Austr. Forestry 56 (1993) 211-225
24. Whittemore C.T., Tullis J.B., and Emmans G.C. Protein growth in pigs. Anim. Prod. 46 (1988) 437-445
25. Whittemore C.T., and Green D.M. Growth of the young weaned pig. In: Varley M.A., and Wiseman J. (Eds). The Weaner Pig-Nutrition and Management (2001), CAB International, Wallingford, UK 1-15