Ceska Slov Farm. 1997 Feb; 46(1): 14-9.
[Medicinal plants from the viewpoint of nations of the European Union]
UstrednÃ poradnÃ sbor pro lÃ©civÃ© rostliny Ministerstva zdravotnictvÃ CR, Praha.
Vegetable drugs and preparations manufactured from the represent an important commodity in the world market and their production is on the increase. The problems in the individual countries, different opinions of their definition, evaluation utilization and distribution are discussed.