00279nam a2200097Ia 4500008004100000082002300041100001600064245003600080260004400116650002100160220204s9999    xx            000 0 und d  a581.2:634.614bTUR  aTURNER, P D 0aOil palm diseases and disorders  aMalaysiabOxford University Pressc1981  aOilpalm diseases