000 00455nam a2200121 4500
082 _aE N70 SA 37
100 _aS.SALAHUDEEN
245 _aSTUDIES ON THE INOCULATION OF BLUE GREEN ALGAE UNDER FIELD CONDITIONS IN RELATION TO THE NITROGEN ECONOMY OF THE RICE SOILS OF KERALA
250 _aMSc
260 _aAGRICULTURAL COLLEGE AND RESEARCH INSTITUTE VELLAYANI
_bDIVISION OF AGRICULTURAL CHEMISTRY
_c1970
700 _aR.SUBRAMONIA AIYER
942 _cTH
999 _c372154
_d372154