

Ok 



Increase of seed cotton ^vhen cotton seed meal was added; 



To unfertilized plot 192 lbs. 



To acid phosphate plot — 34 lbs. 



To kainit plot 5G lbs. 



To acid phosphate and kainit plot 136 lbs. 



Average increase with cotton seed meal 87 lbs- 

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



To unfertilized plot 140 lbs. 



To cotton seed meal plot — 80 lbs. 



To kainit plot 184 lbs. 



To cotton seed meal and kainit plot 264 lbs. 



Average increase with acid phosphate 128 lbs. 



Increase of seed cotton per acre wh€m kainit was added: 



To unfertilized plot 1 44 lbs. ' 



To cotton seed meal plot 8 lbs. 



To acid phosphate plot 182 lbs. 



To cotton seed meal and acid phosphate plot.. 352 lbs. 



Average increase with kainit , 171 lbs. 



ExpERiJiENT M.\r)K r.v (1. K, Pass, Rl-ssellvili.e, Fn.vxKLiN" 



County. 



This test iras made on (lark reddish clay upland with claij 



subsoil. 



The original growth is doscrihed as oak and hickory with 

 some wikl cherry and walnnt. Unfortunately for showing 

 the full effects of cotton seed meal, the preceding crop was 

 cowpeas, the entire growth being plowed under in the fall 

 of 1903. The stand was good. 



For yields and increase see table on page 36. The largest 

 yield and the greatest profit per acre were obtained on plot 

 5, where only cotton seed meal and acid phosphate were 

 employed. With this fertilizer the increase was 595 pound 

 per acre and the net profit, after paying for fertilizer and 



s 



