00400nam a2200097Ia 4500008004100000100001600041245005100057260015200108650002000260650002200280220216s9999    xx            000 0 und d  aJacob J.[a] 0aCrop physiology of a natural rubber plantation  bNational Seminar on Recent Advances in Plant Biology, 3-5 February 2000, Central Plantation Crops Research Institute, Kasaragod, India, pp.31c2000  aCrop physiology  aRubber plantation