The application of biotechnology in medicinal plants breeding research in China.

Breeding is not only an important area of medicinal plants research but also the foundation for the superior varieties acquirement of medicinal plants. The rise of modern biotechnology provides good opportunities and new means for medicinal plants breeding research in China. Biotechnology shows its technical advantages and new development prospects in breeding of new medicinal plants varieties with high and stable yield, good quality, as well as stress-resistance.

[Analysis of trace elements in chrysanthemum from different habitats with ICP-MS].

Objective: To establish a method for determination of trace elements in chrysanthemum and analyze trace elements in chrysanthemum from different habitats.

Methods: The preprocessing for determination of trace elements in chrysanthemum was carried out by microwave digestion,the content of trace elements in chrysanthemum was determined by ICP-MS.

Results: The content of trace elements of chryscmthemum varied with the habitats.