TY - BOOK AU - edited by Dhaliwal, G. S. AU - edited by Arora, Ramesh AU - edited by Dhawan, A. K. TI - Emerging trends in sustainable agriculture SN - 8171696015 U1 - 630.1442 22 PY - 1999/// CY - New Delhi PB - Commonwealth Publishers KW - Agronomy KW - Agriculture N1 - Include bibliographical references & index ER -