Effect Of Plant Spacing On Growth And Yield Of Two Varities Of Onion (allium Cepa L.) Under The Agro- Climatic Condition Of D. I. Khan. Pakistan Journal of Science, [S. l.], v. 62, n. 1, 2010. DOI: 10.57041/vol62iss1pp%p. Disponível em: https://paas-pk.org/index.php/pjs/article/view/36. Acesso em: 29 oct. 2025.