48 Scientific Journal of Crop Science (2012) 1(3) 48-54 ISSN 2322-1690 Economics of potatoes production in katsina metropolis, katsina state, Nigeria G. Najamuddeen a, *, M.B. Sayaya b , A.L. Ala b , M.G. Garba c a College of Agriculture, Hassan Usman Katsina Polytechnic, Katsina State, Nigeria. b Department of Agricultural Economics and Extension, Usmanu Danfodiyo University Sokoto, Nigeria. C Department of Animal Production and Health, Federal University Dutsinma, Katsina state, Nigeria. * Corresponding author; College of Agriculture, Hassan Usman Katsina Polytechnic, Katsina State, Nigeria; Tel: +234 8063668543. A R T I C L E I N F O Article history: Received 25 September 2012 Accepted 25 October 2012 Available online 30 October 2012 Keywords: Economics Potatoes Production Katsina metropolis Katsina state Nigeria A B S T R A C T This research was conducted in Katsina metropolis on the economics of potatoes production. Fifty respondents were randomly selected from five areas namely Rafukka, Kofar Sauri,Kofar Marusa, Kofar Durbi and Gidan Ambassador. Fifty structured questionnaires were randomly administered and the data generated were carefully analyzed using simple descriptive statistics (frequencies and percentages), farm budgeting, gross margin and cob- Douglass production function. Result obtained showed that potatoes production is profitable in the study area with a gross margin of # 1,159,020 and net farm income of #1,057,115.The result obtained from cob-Douglass production function indicates that land, labor, fertilizer, seed and chemicals were found to have positive relationship but not significant with the level of output. The marginal analysis revealed that resources are inefficiently utilized. Land and fertilizer are over utilized while labor, seed and chemicals are underutilized. © 2012 Sjournals. All rights reserved. 1. Introduction Contents lists available at Sjournals Journal homepage: www.Sjournals.com Original article