00520nam a2200133Ia 4500008004100000082002600041245016200067260003900229650001900268650002100287650002500308650003300333650002000366220204s9999    xx            000 0 und d  a634:633.8(213)bHOR.1 0aProceedings of the third International symposium on sub tropical and tropical horticulture. V 1. Improvement of horticultural plantation and medicinal plants  aNew DelhibToday & Tomorrowsc1976  aHevea breeding  aMedicinal plants  aPlant tissue culture  aPlantation crops improvement  aVegetable crops