IBRAHIM, Hussaini Yusuf; IBRAHIM, Umar; KHIDIR, Abdullahi Abubakar; SANI, Abdullahi. Level of Adoption and Perception of Farmers on Phosphorus Based Fertilizers for Cowpea Production in Katsina State, Nigeria . Diyala Agricultural Sciences Journal , [S. l.], v. 15, n. 2, p. 34–45, 2023. DOI: 10.52951/dasj.23150204. Disponível em: https://journal.djas.uodiyala.edu.iq/index.php/dasj/article/view/7147. Acesso em: 17 may. 2024.