K. BABUKUTTY
NITROGEN ENRICHMENT OF SOILS OF VELLAYANI BY MONSOON RAINS - MSc - AGRICULTURAL COLLEGE AND RESEARCH INSTITUTE VELLAYANI DIVISION OF AGRICULTURAL CHEMISTRY 1966
E N66 BA 18
NITROGEN ENRICHMENT OF SOILS OF VELLAYANI BY MONSOON RAINS - MSc - AGRICULTURAL COLLEGE AND RESEARCH INSTITUTE VELLAYANI DIVISION OF AGRICULTURAL CHEMISTRY 1966
E N66 BA 18