Journal of Biology and Life Science ISSN 2157-6076 2018, Vol. 9, No. 2 78 Evaluation of Stress Hormone (Cortisol) Levels and Some Biochemical Parameters of Pigs Kept Under Intensive Management Systems in Morogoro, Tanzania Gaymary George Bakari (Corresponding Author) Department of Veterinary Physiology, Biochemistry and Pharmacology, P.O. Box 3017, College of Veterinary and Biomedical Sciences, Sokoine University of Agriculture, Morogoro, E mail: manemgay@yahoo.com; gaymary.bakari@sua.ac.tz Ester Mollel Department of Veterinary Medicine and Public Health, P. O. Box 3021, College of Veterinary and Biomedical Sciences, Sokoine University of Agriculture, Morogoro, Tanzania. Robert Arsen Max Department of Veterinary Physiology, Biochemistry and Pharmacology, P.O. Box 3017, College of Veterinary and Biomedical Sciences, Sokoine University of Agriculture, Morogoro, Tanzania. Email: robertmax@sua.ac.tz Amandus P. Muhairwa Department of Veterinary Medicine, P. O. Box 3021, College of Veterinary and Biomedical Sciences, Sokoine University of Agriculture, Morogoro, Tanzania Email: apm@sua.ac.tz Received: May 6, 2018 Accepted: May 21, 2018 doi:10.5296/jbls.v9i2.13424 URL: https://doi.org/10.5296/jbls.v9i2.13424