Suggestions for Lahoratory Work. 147 



2. Practice propagating the grape vine by cuttings, lay- 

 ers and grafting, so far as the season permits. 



3. Practice pruning the grape, for different systems of 

 training, both on young and bearing vines, so far as the 

 season admits. 



4. Practice training the grape by one or more of the 

 upright and drooping systems. 



5. Study the diseases of the grape vine and apply the 

 preventives given, so far as practicable. 



6. Practice packing the grape in baskets, if the season 

 permits. 



7. Practice crossing diflPerent varieties and species of the 

 grape vine, so far as the season permits. 



