M R VIJAYAN
STUDIES ON FOLIAR DIAGNOSIS, YIELD AND QUALITY OF TAPIOCA (Manihot utilissima Pohl.) IN RELATION TO NITROGEN AND PHOSPHORUS - MSc - AGRICULTURAL COLLEGE AND RESEARCH INSTITUTE VELLAYANI DIVISION OF AGRICULTURAL CHEMISTRY 1968
E N68 VI 26
STUDIES ON FOLIAR DIAGNOSIS, YIELD AND QUALITY OF TAPIOCA (Manihot utilissima Pohl.) IN RELATION TO NITROGEN AND PHOSPHORUS - MSc - AGRICULTURAL COLLEGE AND RESEARCH INSTITUTE VELLAYANI DIVISION OF AGRICULTURAL CHEMISTRY 1968
E N68 VI 26