000 00276nam a2200097Ia 4500
008 220204s9999 xx 000 0 und d
082 _a631.8(548.3)
_bSTU
245 0 _aStudy on the use of chemical fertilizers in Kerala
260 _aErnakulam
_bSchool of Management
942 _cBK
999 _c21871
_d21871