STEAM CULTIVATION. 457 



by steam-power, 2 cultivating^ and drillings at one operation, 

 each by steam-power ; 1 cross cultivating by steam-power, 

 1 cross cultivating and seeding at one operation by steam- 

 power, 7 horse cultivatings, 1 horse subsoiling, 1 ridge 

 ploughing by horses. The total cost of these operations has 

 been 6.11.9, or 9. 5d. per acre as the average cost of a seed- 

 bed, exclusive of planting or drilling, except those planted 

 by steam-power. 



u The cropping on No. 3 during that period has been 1 

 of peas, 2 of barley, 5 of beans, 5 of wheat, and 1 of Swedes. 



"The average yearly produce under steam culture has 

 been, on these four fields, quite 14 bushels per acre more 



than it had been under horse culture. 

 *-x--x--#-&#-*### 



" Now let us look into the working of the tackle since the 

 5th of October last. On that day I started it on No. 4 

 (heavy land), 10 acres, ridging and subsoiling it for beans. 

 It was finished on the 6th at 4.10 P.M. The depth of work 

 is 9 inches ; the consumption of coal 1 ton ; and the pres- 

 sure on the engine 60 Ibs. 



" We then shifted the tackle nearly half a mile to No. 1 

 (heavy land), 8 acres, and we finished that field at 12.15 

 P.M. on the 8th. Depth of work 10 inches ; consumption of 

 coal 16 cwt. ; pressure on the engine 65 Ibs. 



" We then shifted the tackle a quarter of a mile to No. 3 

 (light land, part 1), 5 acres, and finished it on the 9th at 

 12.20 P.M. Depth of work 10 inches ; consumption of coal 



9 cwt. ; pressure on engine 60 Ibs. 



20 



