Wakil, H. A., Idi, S., Atman, F. M., Garba, M., Dabo, N. M. PERCEIVED EFFECTIVENESS OF EXTENSION SERVICE DELIVERY UNDER INSURGENCY AMONG WHEAT PRODUCING FARMERS IN SOUTHERN BORNO, BORNO STATE, NIGERIA. njaat [Internet]. 2025 Dec. 31 [cited 2026 Jan. 23];5(4B):139-48. Available from: https://njaat.com.ng/index.php/njaat/article/view/1370