Nnadi, Custodian. Farmers’ Perception of Extension’s Role in Use of Knapsack in Agricultural Production in Yenagoa Local Government Area, Bayelsa State. IOASD J Bus Manag Stud [Internet]. 2024 Sep. 16 [cited 2026 Sep. 20];1(3):80-5. Available from: https://ioasdpublisher.com/ioasdjbms/article/view/14