1. Biosystematics : The area of systematics in which experimental taxonomic techniques are applied to investigate he relationships between taxa.

2. Biosystematics of Trifolium pratense L. in the east mountains in Heilongjiang Province, China.

3. The knowledge of biosystematics provides a foundation for nature monitoring and conservation.

4. Biosystematics may therefore be considered as the taxonomic application of the discipline known as genecology.

5. With the global focuses on biodiversity and sustainable developments, the needs for biosystematics are becoming bigger and bigger.