A STOCHASTIC FRONTIER APPROACH TO MEASUREMENT OF COST EFFICIENCY IN SMALL SCALE CASSAVA PRODUCTION IN KOGI STATE, NIGERIASunday Audu, J. O. Otitolaiye,S. J. IbitoyeEuropean Scientific Journal ESJ(2013)引用 2|浏览1AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要