00267nam a2200109Ia 4500008004100000100001300041245003400054260001700088300001000105650002300115650001900138220216s9999    xx            000 0 und d  aThomas V 0aRubber nursery: Naal vazhikal  bRubberc2019  a17-22  aPlanting materials  aRubber history