GURSAHIB SINGH MANES; SURENDRA SINGH. Analytical Appraisal of Energy Input Use in the Production of Maize in Punjab. Journal of Agricultural Engineering (India), [S. l.], v. 44, n. 4, p. 60–66, 2007. DOI: 10.52151/jae2007444.1301. Disponível em: https://pub.isae.in/index.php/jae/article/view/1464.. Acesso em: 20 may. 2024.