Nombo, Selina, and Onesmo Selejio. “Determinants of Improved Vegetable Seed Propagation Technologies in Tanzania: Evidence from Arumeru and Mvomero Districts”. UDSM Online Journal Testing 11, no. 2 (February 28, 2022): 81–99. Accessed January 9, 2025. https://testojs.udsm.ac.tz/index.php/ter/article/view/85.