00261nam a2200097Ia 4500008004100000082002100041100001800062245005200080260002400132300000700156140113s9999    xx            000 0 und d  a634.613(54)   H9  aNambiar. K.K.  aSurvey of arecanut crop in India (in Malayalam)  a1949bICACcCalicut  a88