In 1882, 1893 he traveled to Ceiba poll of fruits. Large farm area and try different kinds of seeds and improvements. From all regions of the continent. There are both pollination and grafting.
In the year.. In 1893, he traveled to Sebastopol polls. The large farms and plant breeding experiments of various kinds from all regions of the continent. Both pollination and cut branches.
In 2001. 1893 he travels to the CBA Stokes PLO. Set a large farm and experimental plant breeding different types from all regions of the continent. The pollination and cutting branches.