TY - STD TI - KRAV: KRAV’s standards. 2017. http://www.krav.se/krav-standards. Accessed 30 Aug 2017. UR - http://www.krav.se/krav-standards ID - ref1 ER - TY - JOUR AU - Wallenbeck, A. AU - Gustafson, G. AU - Rydhmer, L. PY - 2009 DA - 2009// TI - Sow performance and maternal behaviour in organic and conventional herds JO - Acta Agric Scand A Anim Sci. VL - 59 ID - Wallenbeck2009 ER - TY - JOUR AU - Hulten, F. AU - Wallenbeck, A. AU - Rydhmer, L. PY - 2006 DA - 2006// TI - Ovarian activity and oestrous signs among group-housed, lactating sows: influence of behaviour, environment and production JO - Reprod Domest Anim VL - 41 UR - https://doi.org/10.1111/j.1439-0531.2006.00691.x DO - 10.1111/j.1439-0531.2006.00691.x ID - Hulten2006 ER - TY - JOUR AU - Soede, N. AU - Laurenssen, B. AU - Abrahamse-Berkeveld, M. AU - Gerritsen, R. AU - Dirx-Kuijken, N. AU - Langendijk, P. PY - 2012 DA - 2012// TI - Timing of lactational oestrus in intermittent suckling regimes: consequences for sow fertility JO - Anim Reprod Sci. VL - 130 UR - https://doi.org/10.1016/j.anireprosci.2011.12.015 DO - 10.1016/j.anireprosci.2011.12.015 ID - Soede2012 ER - TY - JOUR AU - Terry, R. AU - Kind, K. L. AU - Lines, D. S. AU - Kennett, T. E. AU - Hughes, P. E. AU - Wettere, W. H. PY - 2014 DA - 2014// TI - Lactation estrus induction in multi- and primiparous sows in an Australian commercial pork production system JO - J Anim Sci VL - 92 UR - https://doi.org/10.2527/jas.2013-7475 DO - 10.2527/jas.2013-7475 ID - Terry2014 ER - TY - JOUR AU - Thomsson, O. AU - Bergqvist, A. S. AU - Sjunnesson, Y. AU - Eliasson-Selling, L. AU - Lundeheim, N. AU - Magnusson, U. PY - 2015 DA - 2015// TI - Aggression and cortisol levels in three different group housing routines for lactating sows JO - Acta Vet Scand VL - 57 UR - https://doi.org/10.1186/s13028-015-0101-7 DO - 10.1186/s13028-015-0101-7 ID - Thomsson2015 ER - TY - JOUR AU - Hultén, F. AU - Dalin, A. M. AU - Lundeheim, N. AU - Einarsson, S. PY - 1995 DA - 1995// TI - Ovulation frequency among sows group-housed during late lactation JO - Anim Reprod Sci. VL - 39 UR - https://doi.org/10.1016/0378-4320(95)01386-E DO - 10.1016/0378-4320(95)01386-E ID - Hultén1995 ER - TY - JOUR AU - Schwarzenberger, F. AU - Möstl, E. AU - Palme, R. AU - Bamberg, E. PY - 1996 DA - 1996// TI - Faecal steroid analysis for non-invasive monitoring of reproductive status in farm, wild and zoo animals JO - Anim Reprod Sci. VL - 42 UR - https://doi.org/10.1016/0378-4320(96)01561-8 DO - 10.1016/0378-4320(96)01561-8 ID - Schwarzenberger1996 ER - TY - JOUR AU - Palme, R. AU - Möstl, E. AU - Brem, G. AU - Schellander, K. AU - Bamberg, E. PY - 1997 DA - 1997// TI - Faecal metabolites of infused 14C-progesterone in domestic livestock JO - Reprod Domest Anim VL - 32 UR - https://doi.org/10.1111/j.1439-0531.1997.tb01282.x DO - 10.1111/j.1439-0531.1997.tb01282.x ID - Palme1997 ER - TY - JOUR AU - Wasser, S. K. AU - Hunt, K. E. AU - Brown, J. L. AU - Cooper, K. AU - Crockett, C. M. AU - Bechert, U. PY - 2000 DA - 2000// TI - A generalized fecal glucocorticoid assay for use in a diverse array of nondomestic mammalian and avian species JO - Gen Comp Endocrinol VL - 120 UR - https://doi.org/10.1006/gcen.2000.7557 DO - 10.1006/gcen.2000.7557 ID - Wasser2000 ER - TY - JOUR AU - Kemp, B. AU - Soede, N. M. PY - 1996 DA - 1996// TI - Relationship of weaning-to-estrus interval to timing of ovulation and fertilization in sows JO - J Anim Sci VL - 74 UR - https://doi.org/10.2527/1996.745944x DO - 10.2527/1996.745944x ID - Kemp1996 ER - TY - JOUR AU - Weitze, K. F. AU - Wagner-Rietschel, H. AU - Waberski, D. AU - Richter, L. AU - Krieter, J. PY - 1994 DA - 1994// TI - The onset of heat after weaning, heat duration, and ovulation as major factors in AI timing in sows JO - Reprod Domest Anim VL - 29 UR - https://doi.org/10.1111/j.1439-0531.1994.tb00590.x DO - 10.1111/j.1439-0531.1994.tb00590.x ID - Weitze1994 ER - TY - JOUR AU - Tummaruk, P. AU - Lundeheim, N. AU - Einarsson, S. AU - Dalin, A. M. PY - 2000 DA - 2000// TI - Reproductive performance of purebred Swedish Landrace and Swedish Yorkshire sows: II. Effect of mating type, weaning-to-first-service interval and lactation length JO - Acta Agric Scand A Anim Sci. VL - 50 ID - Tummaruk2000 ER - TY - JOUR AU - Sterning, M. AU - Rydhmer, L. AU - Eliasson, L. AU - Einarsson, S. AU - Anderson, K. PY - 1990 DA - 1990// TI - A study on primiparous sows of the ability to show standing oestrus and to ovulate after weaning. Influences of loss of body weight and backfat during lactation and of litter size, litter weight gain and season JO - Acta Vet Scand VL - 31 ID - Sterning1990 ER - TY - JOUR AU - Weary, D. M. AU - Pajor, E. A. AU - Bonenfant, M. AU - Fraser, D. AU - Kramer, D. L. PY - 2002 DA - 2002// TI - Alternative housing for sows and litters: part 4. Effects of sow-controlled housing combined with a communal piglet area on pre- and post-weaning behaviour and performance JO - Appl Anim Behav Sci VL - 76 UR - https://doi.org/10.1016/S0168-1591(02)00011-4 DO - 10.1016/S0168-1591(02)00011-4 ID - Weary2002 ER - TY - JOUR AU - Bryant, M. J. AU - Rowlinson, P. AU - Steen, H. A. M. PY - 1983 DA - 1983// TI - A comparison of the nursing and suckling behaviour of group- and individually-housed sows and their litters JO - Anim Sci. VL - 36 UR - https://doi.org/10.1017/S0003356100010497 DO - 10.1017/S0003356100010497 ID - Bryant1983 ER - TY - JOUR AU - Kongsted, A. G. AU - Hermansen, J. E. PY - 2009 DA - 2009// TI - Induction of lactational estrus in organic piglet production JO - Theriogenology. VL - 72 UR - https://doi.org/10.1016/j.theriogenology.2009.07.014 DO - 10.1016/j.theriogenology.2009.07.014 ID - Kongsted2009 ER - TY - JOUR AU - Stolba, A. AU - Henderson, R. AU - Wechsler, B. PY - 1990 DA - 1990// TI - The influence of different social and physical environments on the incidence of lactational oestrus in sows JO - Appl Anim Behav Sci VL - 27 UR - https://doi.org/10.1016/0168-1591(90)90062-I DO - 10.1016/0168-1591(90)90062-I ID - Stolba1990 ER - TY - JOUR AU - Guedes, R. M. C. AU - Nogueira, R. H. G. PY - 2001 DA - 2001// TI - The influence of parity order and body condition and serum hormones on weaning-to-estrus interval of sows JO - Anim Reprod Sci. VL - 67 UR - https://doi.org/10.1016/S0378-4320(01)00108-7 DO - 10.1016/S0378-4320(01)00108-7 ID - Guedes2001 ER - TY - JOUR AU - Čechova, M. AU - Tvardoň, Z. PY - 2006 DA - 2006// TI - Relationships between backfat thickness and parameters of reproduction in the Czech Large White sows JO - Arch Anim Breed VL - 49 UR - https://doi.org/10.5194/aab-49-363-2006 DO - 10.5194/aab-49-363-2006 ID - Čechova2006 ER - TY - JOUR AU - Maes, D. G. D. AU - Janssens, G. P. J. AU - Delputte, P. AU - Lammertyn, A. AU - Kruif, A. PY - 2004 DA - 2004// TI - Back fat measurements in sows from three commercial pig herds: relationship with reproductive efficiency and correlation with visual body condition scores JO - Livest Prod Sci. VL - 91 UR - https://doi.org/10.1016/j.livprodsci.2004.06.015 DO - 10.1016/j.livprodsci.2004.06.015 ID - Maes2004 ER -