Ovharhe, O. J., Okwuokenye, G. F. and Emaziye, P. (2020) “Farmers’ satisfaction with agricultural extension services in Delta State, Nigeria”, International Journal of Agricultural Technology, 16(6), pp. 1463–1474. available at: https://li04.tci-thaijo.org/index.php/IJAT/article/view/7498 (accessed: 18 November 2025).