D OO, O CC, C OD. Efficiency of Resource Use by Rice Farmers in Ebonyi State, South East Nigeria: A Data Envelopment Analysis . 5005 [Internet]. 2012 Jun. 26 [cited 2024 Nov. 22];2(2):149-54. Available from: https://archive.aessweb.com/index.php/5005/article/view/518