Leeches. —We are at a loss to know why leeches are not made an object of cultivation and improvement in
... this countrv. There are surely many bogs, marshes, or ponds in England, Ireland, and Scotland, where they would thrive and be productive. In France, as we observe by the following newspaper paragraph, the cultivation of lecchcs is beginning to attract attention : —M. Huzard has presented to the Societe d'Encouragemcnt proposition for granting prizes for the best methods of preserving and ...