PLATE IV. 



Fig. 7. 



Fig. 8. 



fnurae./rjr 



Fig. 9. 



BERTEL'S RIDGER, DRILL, AND CULTIVATOR.— (Journal deb Pabricants de Sucre. 

 Fig. 7. Ridger. 

 Fig. 8. Ridges before sowing, 

 fig. 9. Seed Drill and Fertilizer Distributer. 



