252 



EXPERIMENTS OX THE CULTURE OF TURNIPS. 



Average per acre of additional weight of crop grown by the- 

 use of potash salts added to phosphates, at a cost of 10s. : — 



Average weight per acre of crop grown by the addition of 

 nitrogen to phosphates and potash, at a cost per acre of 

 19s. 6d. : — 



Potash and ammonia salts combined, without phosphates, gave 



the following results : — 



These tabulated statements of the results speak for themselves ; 

 but before discussino- the results of the weighing:, it micjht 

 be interesting to give the weights of the samples sent for 

 analysis. Thirty turnips were selected from each plot, as nearly 

 as possible representative of the crop grown on it. They weighed, 

 as under : — 



