POLICY IMPLICATIONS ON THE REDUCTION OF NITROGEN FERTILIZER USE ON NON-IRRIGATED CORN-WINTER WHEAT PRODUCTION IN NORTH ALABAMA

Barbara A. Joseph, Hezekiah Jones and Joseph Befecadu

No 35183, 2003 Annual Meeting, February 1-5, 2003, Mobile, Alabama from Southern Agricultural Economics Association

Abstract: Environmental and economic effects of nitrogen fertilizer reduction on North Alabama small farms are evaluated using GPFARM. GPFARM incorporates climate, soil data and management practices to simulate science and economic analysis for a farm/ranch management unit. Nitrate leaching, crop yield and profitability are evaluated and presented under different policy scenarios. Key words: nitrate leaching, profitability, management unit, GPFARM

Keywords: nitrate leaching; profitability; management unit; GPFARM; Crop Production/Industries (search for similar items in EconPapers)
Date: 2003
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