CULTURE. 201 



Berlandieri No. jjj (School of Agriculture, Montpellier), 

 many of the Vinifera X Berlandieri. 



No. 1 6. V. Berlandieri. 



No. 15. Riparia X Berlandieri. 



No. 14. Rupestris X Berlandieri. 



No. 13. F. Monticola (?). 



No. 12. Vinifera X Rupestris. 



No. ii. Vinifera X Rupestris. 



No. 10. Riparia X Monticola, Taylor X Narbonne, Colo- 

 rado. 



No. 9. Vinifera X Cordifolia, Vinifera X Cinerea, 

 Othello, Jacquez, Canada, etc. 



No. 8. Novo-Mexicana, Solonis. 



No. 7. Riparia X Rupestris (loi 7 * Millardet and de 

 Grasset, 3310 and 3309 Couderc), Riparia-Ramond, Taylor, etc. 



No. 6. Riparias (Gloire de Montpellier, Martin des Pail- 

 leres, Tormenteaux, Grand Glabre, Scribner), Riparia X Cor- 

 di folia X Rupestris. 



No. 5. Rupestris (Rupestris Fortworth, Ganzin, Martin), 

 V. Arizonica, Riparia X Rupestris Gigantesque. 



No. 4. Rupestris X JEstivalis, Herbemont, Riparia X Cor- 

 difolia. 



No. 3. Labrusca X Riparia, Vialla, Noah, Clinton, Elvira; 

 Cordifolia X Rupestris, Rupestris X Cinerea, Triumph. 



No. 2. F. ^Estivalis, V. Cordifolia, V. Cinerea, V. Can- 

 dicans, V . Labrusca. 



The foregoing numbers, in reference to chlorosis, are estab- 

 lished in such a manner that each of them corresponds to a 

 percentage of chalky limestone almost equal to the figure 

 representing it multiplied by the co-efficient 2.5. 



We must also consider 



(VI.) THE VIGOUR OF THE GRAFTS. The American vines 

 are classed thus: Hybrids Vinifera X Rupestris, Rupestris 

 du Lot, Vinifera X Cordifolia, Vinifera X Riparia, Berlan- 

 dieri, Rupestris, Jacques, Herbemont, Vialla, hybrids Vini- 

 fera X Berlandieri, Solonis, Riparia, York. 



(VII.) THEIR AFFINITY with the European vines grafted 

 on them. Foremost come the hybrids Vinifera X Berlandieri 

 and the Vinifera X Rupestris, hybrids Vinifera X Cordifolia, 

 Berlandieri, Jacquez, Vialla, Herbemont, the hybrids Vini- 

 fera X Riparia, Rupestris, Solonis, Riparia, York. 



