M. Sayedur Rahman, Pradip Hajong. PROFITABILITY AND RESOURCE USE EFFICIENCY OF ELEPHANT FOOT YAM PRODUCTION IN SELECTED AREAS OF SOUTH WESTERN BANGLADESH: Profitability and resource use efficiency of elephant…. FE [Internet]. 2022 Jun. 30 [cited 2024 Sep. 19];17:147-59. Available from: https://fe.baea.org.bd/index.php/home/article/view/13