Y. MEHMOOD. Benefit Cost Ratio Analysis Of Organic And Inorganic Rice Crop Production; Evidence From District Sheikhupura In Punjab Pakistan. Pakistan Journal of Science, [S. l.], v. 63, n. 3, 2011. DOI: 10.57041/pjs.v63i3.86. Disponível em: http://pjosr.com/index.php/pjs/article/view/86. Acesso em: 18 may. 2024.