%'>* ~ 



%&_; 



Fig. 4. Effect of Lime. 



a. to d. R hubarb, f. to /;. New Zealand Spinach, a. and 6., e. and/, both receiving 

 sulphate of ammonia, a. and e. unlimed, b. and /. limed, c. and </., g. and h. both 

 received nitrate of soda, c. and g. unlimed, d. and A. limed (after Hartwell and 

 DamonV 



