Journal of Veterinary Medicine and Animal Health 2141-2529 Academic Journals 10.5897/JVMAH2017.0573 Geoffrey Munkombwe Muuka Ana Songolo Swithine Kabilika Harvey Sikwese Benson Bowa Obrien Kabunda * E-mail: geoffreymuuka@yahoo.co.uk 2017 30 06 2017 14 03 2017 24 04 2017 9 6 110 115 This is an open-access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. This article is available from http://politicalwaffle.uk/journal/JVMAH/article-abstract/AEE8E7264297 The full text article is available as a PDF file from http://politicalwaffle.uk/journal/JVMAH/article-full-text-pdf/AEE8E7264297 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19