TY - STD TI - Farooq M, Mian MA, Durrani FR, Syed M: Prevalent diseases and mortality in egg type layers under subtropical environment.Livest Res Rural Dev 2002. Available at: ., [http://www.lrrd.org/lrrd14/4/faro144.htm] UR - http://www.lrrd.org/lrrd14/4/faro144.htm ID - ref1 ER - TY - CHAP AU - Sorensen, P. PY - 1992 DA - 1992// TI - Selection, Environment of Layer, and Response on Nesting Behavious BT - Proceedings of the 19th World Poultry Congress PB - World's Poultry Science Association, Netherlands Branch CY - Amsterdam, the Netherlands ID - Sorensen1992 ER - TY - CHAP AU - North, M. O. PY - 1984 DA - 1984// TI - Breeder Management BT - Commercial Chicken Production Manual PB - The Avi. Publishing Company. Inc CY - Westport, Connecticut ID - North1984 ER - TY - JOUR AU - Farooq, M. AU - Mian, M. A. AU - Faisal, S. AU - Durrani, F. R. AU - Arshad, M. AU - Khursid, A. PY - 2001 DA - 2001// TI - Status of broiler breeders stocks in Abbotabad and Mansehra JO - Sarhad J Agr VL - 17 ID - Farooq2001 ER - TY - STD TI - Food and Agriculture Organization of the United Nations (FAO): Egg Production. Ch. 1. In Egg Marketing: A Guide for the Production and Sale of Eggs, Food and Agriculture Organization Agricultural Services Bulletin No. 150, 2003. Rome: FAO. Available at: . Accessed on February 26, 2014., [http://www.fao.org/docrep/005/y4628e/y4628e03.htm] UR - http://www.fao.org/docrep/005/y4628e/y4628e03.htm ID - ref5 ER - TY - JOUR AU - Ghodasara, D. J. AU - Joshi, B. P. AU - Jani, P. B. AU - Gangopadhyay, R. M. AU - Prajapati, K. S. PY - 1992 DA - 1992// TI - Pattern of mortality in chicken JO - Indian Vet J VL - 69 ID - Ghodasara1992 ER - TY - JOUR AU - Butcher, G. D. AU - Winterfield, R. W. AU - Shapiro, D. P. PY - 1990 DA - 1990// TI - An outbreak of nephropathogenic H13 Infectious bronchitis in virus JO - Avian Dis VL - 34 UR - https://doi.org/10.2307/1591383 DO - 10.2307/1591383 ID - Butcher1990 ER - TY - JOUR AU - Rikula, U. L. AU - Sihvonen, L. AU - Rossow, L. PY - 1993 DA - 1993// TI - Infectious bursal disease in Finland JO - Suomen Elainlaakarilehti VL - 99 ID - Rikula1993 ER - TY - JOUR AU - Lambert, C. AU - Kabar, A. C. PY - 1994 DA - 1994// TI - Egg drop syndrome (EDS 76) in New Caledonia, first diagnosis and control JO - Revue d' Elevage-et-de-Medecine Veterinaire-de-Nouvelle Caledonie VL - 14 ID - Lambert1994 ER - TY - JOUR AU - Anjum, A. D. AU - Hassan, S. AU - Arbi, G. S. PY - 1993 DA - 1993// TI - Infectious bursal disease in chickens JO - Pakistan Vet J VL - 13 ID - Anjum1993 ER - TY - JOUR AU - Savic, V. PY - 1999 DA - 1999// TI - Epidemiology of intensive poultry production in Croatia during the last 35 years JO - Stocarstvo VL - 53 ID - Savic1999 ER - TY - JOUR AU - Demir, S. PY - 1992 DA - 1992// TI - Coccidios in Bursa region of chicken factors and their propagation (Bursa bölgesi tavuklarında coccidiose etkenleri ve bunların yayılışı) (in Turkish) JO - J Vet Facul Uludağ University (Uludağ Univ Vet Fak Derg) VL - 2 ID - Demir1992 ER - TY - JOUR AU - Singh, K. C. P. AU - Verma, S. K. AU - Prasad, C. B. PY - 1994 DA - 1994// TI - Occurrence of infectious bursal disease in Chickens, isolation and clinico-pathology JO - Indian J Virol VL - 10 ID - Singh1994 ER - TY - CHAP AU - Amin, S. AU - Shafique, K. A. AU - Arshad, M. AU - Rahman, S. U. PY - 1995 DA - 1995// TI - Epidemiology Studies on Infectious Bursal Disease in Poultry BT - Proceedings of the National Seminar on Epidemiology of Livestock and Poultry Diseases PB - College of Vet. Sci CY - Lahore, Pakistan ID - Amin1995 ER - TY - CHAP AU - Taylor, R. D. AU - Jones, G. P. D. AU - Murison, R. D. PY - 1999 DA - 1999// TI - Effect of Calcium Feeding on The Expression of Marek's Disease BT - Proceedings of 1999 Australian Poultry Science Symposium PB - University of Sydney CY - Sydney, NSW ID - Taylor1999 ER - TY - JOUR AU - Nicholls, T. J. PY - 1984 DA - 1984// TI - Marek's disease in sixty week-old laying chickens JO - Aust Vet J VL - 61 UR - https://doi.org/10.1111/j.1751-0813.1984.tb06005.x DO - 10.1111/j.1751-0813.1984.tb06005.x ID - Nicholls1984 ER - TY - JOUR AU - Dhillon, A. S. AU - Roy, P. AU - Lauerman, L. AU - Schaberg, D. AU - Weber, S. AU - Bandli, D. AU - Wier, F. PY - 2004 DA - 2004// TI - High mortality in egg layers as a result of necrotic enteritis JO - Avian Dis VL - 48 UR - https://doi.org/10.1637/7113 DO - 10.1637/7113 ID - Dhillon2004 ER - TY - JOUR AU - Sandoval, V. E. AU - Terzolo, H. R. AU - Blackall, P. J. PY - 1999 DA - 1999// TI - Complicated infectious coryza outbreaks in Argentina JO - Adv Agr Sci VL - 6 ID - Sandoval1999 ER - TY - JOUR AU - Reece, R. L. AU - Beddome, V. D. AU - Barr, D. A. PY - 1986 DA - 1986// TI - Diseases diagnosed in replacement layer and breeder chicken flocks in Victoria, Australia, 1977 to 1985 JO - Vet Rec VL - 119 UR - https://doi.org/10.1136/vr.119.19.471 DO - 10.1136/vr.119.19.471 ID - Reece1986 ER - TY - CHAP AU - Bains, B. S. PY - 1979 DA - 1979// TI - Yolk Sac Infection BT - A Manual of Poultry Diseases PB - F. Hoffmann-La Roche and Co. Limited Company CY - Basle, Switzerland ID - Bains1979 ER - TY - JOUR AU - Qu, F. Q. AU - Yang, S. Q. AU - Jiu, B. AU - Zhang, D. Z. AU - Li, H. W. AU - Liu, S. AU - Chen, S. Y. PY - 1997 DA - 1997// TI - Diagnosis and control of swollen head syndrome in layers JO - Chin J Vet Med VL - 23 ID - Qu1997 ER - TY - JOUR AU - Zanella, A. AU - Alborali, G. L. AU - Bardotti, M. AU - Candotti, P. AU - Guadagnini, P. F. AU - Martino, P. A. AU - Stonfer, M. PY - 2000 DA - 2000// TI - Severe Escherichia coli O111 septicemia and polyserositis in hens at the start of lay JO - Avian Pathol VL - 29 UR - https://doi.org/10.1080/03079450050118430 DO - 10.1080/03079450050118430 ID - Zanella2000 ER - TY - JOUR AU - Mukhopadhyay, H. K. AU - Paul, W. M. AU - Dorairajan, N. AU - Chandran, N. D. J. PY - 2000 DA - 2000// TI - Drop in egg production due to aflatoxin B1 contamination in feed JO - Int J Animal Sci VL - 15 ID - Mukhopadhyay2000 ER - TY - JOUR AU - Fossum, O. AU - Jansson, D. S. AU - Etterlin, P. E. AU - Vågsholm, I. PY - 2003 DA - 2003// TI - Causes of mortality in laying hens in different housing systems in 2001 to 2004 JO - Acta Vet Scand VL - 51 UR - https://doi.org/10.1186/1751-0147-51-3 DO - 10.1186/1751-0147-51-3 ID - Fossum2003 ER - TY - JOUR AU - Gerzilov, V. AU - Datkova, V. AU - Mihaylova, S. AU - Bozakova, N. PY - 2012 DA - 2012// TI - Effect of poultry housing systems on egg production JO - Bulgarian J Agr Sci VL - 18 ID - Gerzilov2012 ER - TY - JOUR AU - Guo, Y. Y. AU - Song, Z. G. AU - Jiao, H. C. AU - Song, Q. Q. AU - Lin, H. PY - 2012 DA - 2012// TI - The effect of group size and stocking density on the welfare and performance of hens housed in furnished cages during summer JO - Anim Welfare VL - 21 UR - https://doi.org/10.7120/096272812799129501 DO - 10.7120/096272812799129501 ID - Guo2012 ER - TY - JOUR AU - Benyi, K. AU - Norris, D. AU - Tsatsinyane, P. M. PY - 2006 DA - 2006// TI - Effects of stocking density and group size on the performance of white and brown Hyline layers in semi-arid conditions JO - Tropl Anim Health Prod VL - 38 UR - https://doi.org/10.1007/s11250-006-4417-1 DO - 10.1007/s11250-006-4417-1 ID - Benyi2006 ER - TY - BOOK AU - Kekeocha, C. C. PY - 1985 DA - 1985// TI - Pfizer Poultry Production Handbook PB - Macmillan Publishers Ltd CY - London ID - Kekeocha1985 ER - TY - STD TI - MyWeather2: Local Weather: Gusau Climate History (Historical Monthly Averages for January -June). In Available at: . Assessed on February 26, 2014., [http://www.myweather2.com/City-Town/Nigeria/Gusau/climate-profile.aspx?month=1] UR - http://www.myweather2.com/City-Town/Nigeria/Gusau/climate-profile.aspx?month=1 ID - ref29 ER - TY - JOUR AU - Anjum, A. D. PY - 1990 DA - 1990// TI - Prevalence of the poultry disease in and around Faisalabad and their relation to weather JO - Pakistan Vet J VL - 10 ID - Anjum1990 ER - TY - JOUR AU - Boado, E. AU - Laurent, E. AU - Herrera, C. AU - Quintero, D. AU - Canovas, A. PY - 1991 DA - 1991// TI - Prevalence of the major diseases in different categories of poultry during the different seasons of the year JO - Revista Cubana de Ciencia Avicola VL - 18 ID - Boado1991 ER - TY - JOUR AU - Abrahamsson, P. AU - Tauson, R. PY - 1998 DA - 1998// TI - Performance and egg quality of laying hens in an aviary system JO - J Appl Poultry Res VL - 7 UR - https://doi.org/10.1093/japr/7.3.225 DO - 10.1093/japr/7.3.225 ID - Abrahamsson1998 ER - TY - STD TI - Farooq M: Prevalent Diseases and Mortality in Egg Type Layers. In Available online at: . Accessed on February 24, 2014., [http://www.priory.com/vet/egg.htm] UR - http://www.priory.com/vet/egg.htm ID - ref33 ER - TY - CHAP AU - Hosmer, D. W. AU - Lemeshow, S. ED - Hosmer, D. W. ED - Lemeshow, S. PY - 2000 DA - 2000// TI - Logistic Regression for Matched Case-Control Studies BT - Applied Logistic Regression PB - Wiley CY - New York UR - https://doi.org/10.1002/0471722146 DO - 10.1002/0471722146 ID - Hosmer2000 ER - TY - BOOK AU - Therneau, T. M. AU - Grambsch, P. M. PY - 2000 DA - 2000// TI - Modeling Survival Data: Extending the Cox Model PB - Springer Sciencea and Business Media CY - New York, USA UR - https://doi.org/10.1007/978-1-4757-3294-8 DO - 10.1007/978-1-4757-3294-8 ID - Therneau2000 ER -