ow 
Fertilizers Applied and Yield per Tree. 
Plat Material per Tree Yield per Tree of Dry Cacao 
‘No. 
cro Bote Me, aha ty heer. eee bs. | 
I SRainite. ¢ 0.8 ges DD a. | rk 
Superphosphate. . . . 1 ,, ( cr , 
|Sulphate of Ammonia. 14 % | 
2 Same as No. 1 5,32 Ibs. 
without Lime 
» |Same as No. 2 1.66 Ibs. 
| Without Nitrogen 
4+ |Same as No. 3 : 3.23 Ibs. 
without Phosphate 
7 \Same as No. 4 3.87 Ibs. 
without Potash 
6 |Same as No. 1 3.89 Tbs. 
without Nitrogen 
7 |Same as No. 1 4.68 Ibs. 
without Phosphate. 
8 | Without Fertilizer 1.45 Ibs. 
The materials used in this experiment cost, including 
freight, Kainit $2.74 per sack; Superphosphate $3.12 per 
sack and Sulphate of Ammonia $6.62 per sack, which 
makes the fertilizer on plat No. 2 cost 6.5 cents per tree. 
As there was a difference in yield of 3.87 Ibs. per tree 
between that plat and the unfertilized the profit after 
