PLATE I. 



CROP RESPONSE TO NITROGEN AND LIME. 

 Cabbages, Crop of 1917. 



Potash Mihl i.Im. |.(H.rir :riil v.ith lime. Yii-lil 

 per aere: gnod, L'.'i.lllMI pmuids; poor, 7,72U 

 pounds. 





^^i^. 



Pota.sli, p}iospliorir arid and nitrogen without 

 Hnie. Yield per aere: good, 20,040 pounds; 

 poor, 7,320 pounds. 



A. Lime versus Nitrogen. 



A very fair crop was produced with potash and phosjjhoric acid plus hnie, or with complete 

 fertilizer without lime. 



i^ .^: 





Pota.sh and jiho^plioiic arid v.itliout lime 

 Yield per acre: good, (),32() pounds; poor, 

 7,560 pounds. 



r.ii.ii-li, jihosphorie arid and nitrogen with 

 lime. Yield per aere: good, -12,480 povmds; 

 poor, 2,920 pounds. 



B. Nitrogen with and without Lime. 



The lower left compared with upper right indicates the effect of nitrogen without lime: 

 upper left compared with lower right the effect of nitrogen with lime. 



