D. ESTHER SHEKINAH; N. SANKARAN. Productivity, profitability and employment generation in integrated farming systems for rainfed vertisols of western zone of Tamil Nadu. Indian Journal of Agronomy, [S. l.], v. 52, n. 4, p. 275–278, 2001. DOI: 10.59797/ija.v52i4.4938. Disponível em: https://pub.isa-india.in/index.php/ija/article/view/4938. Acesso em: 24 jun. 2026.