00410nam a2200109Ia 4500008004100000082003000041245013300071260003000204650002000234650001500254650003100269220204s9999    xx            000 0 und d  aNR:332.2:063SH1975bANR;2 0aProgress and development of rubber smallholders. Proceedings of the first seminar held in Medan, Indonesia, 25-27 February, 1975  aKuala LumpurbANRPCc1976  aGroup marketing  aReplanting  aSmallholding modernisation