25 



Increase of seed cotton per acre when acid phosphate was added: 



To unfertilized plot 320 lbs. 



■ To cotton seed meal plot 144 lbs. 



To kainit plot 22 lbs. 



To cotton seed meal and kainit 62 ibs. 



Average increase with acid phosphate 137 Ibs. 



Increase of seed cotton per acre when kainit was added: 



To unfertilized plot 150 lbs. 



To cotton seed meal plot — 78 lbs. 



To acid phosphate plot . . . .* — 148 lbs. 



To cotton seed meal and acid phosphate plot — 156 lbs. 



Average increase with kainit — 53 Ibs. 



Increase from use of cotton seed meal 196 lbs. 



Increase from use of nitrate of soda 176 lbs. 



Cotton seed meal better by 20 Ibs. 



Fertilizer experiments with cotton near Sulligent 



o 

 Z 



•t-t 



_o 



12 Mii.is South 



6 Miles South 





O £. 



c 



< 



KIND 



2 t: 



1 

 2 



4 



8- 



10 



11 



12- 



l^os. 

 200 

 240 

 00 1 

 200 

 200 

 240 

 2uO 

 200 

 000 

 240 

 200 

 200 

 240 

 200 

 200 

 240 

 100 

 000 

 240 

 100 

 100 



Cotton seed meal _ . 



Acid phosphate 



No fertilizer _. 



Kainit 



Cotton seed meal ) 

 Acid phosphate __ \ 

 Cotton seed meal / 



Kainit ) 



No fertilizer 



Acid phosphate.- I 



Kainit \ 



Cotton seed meal J 

 Acid phosphate. _ • 



Kainit ) 



Cotton seed meal j| 

 Acid phosphate.. - 



Kainit ) 



No fertilizer 



Acid phosphate.- ) 



Kainit-- 1 ,- 



Nitrate of soda.- ) 



$1.61 

 0.88 



-6! 89 



1.72 



—0.30 



1.46 

 -3.14 



-0.20 



6.13 



