62 



Experiment Made by Messrs, McQueen Smith and B. W. 



Gresham, on the Farm of the Former Near 



Prattville, Autauga County, 



Soil, red clay or loam. 



This test was made on nearly level upland which had been 

 in cultivation for perhaps 50 years. The original growth was 

 pine, oak, hickory and chestnut, 



Prattville experiment xoith cotton. 



o 

 o 



1 



2 



•> 



4 

 5 



7 

 8 



10 



Fertilizers. 



o 

 eS 

 u 



a 



a 

 s 

 o 



a 



Lbs. 

 200 

 240 



00 

 200 

 200 

 240 

 200 

 200 

 240 

 200 



00 

 200 

 240 

 200 

 200 

 240 

 100 



Kind. 



Cottonseed meal . 

 Acid phosphate. . 



No fertilizer 



Kainit 



CottoDseed meal. 

 Acid phosphate . . 

 Cottonseed meal . 



Kainit 



Acid phosphate . . 



Kainit 



No fertilizer 



Cottonseed meal . 

 Acid phosphate. . 



Kainit 



Cottonseed meal . 

 Acid phosphate. . 

 Kainit 



SEED COTTON 



u 

 o 



eg 



<I> 



2 I 



Lbs. 

 IGO 

 360 

 168 

 384 



.520 



480 



S92 

 264 



616 



064 



O CO 



^ o 



CO I— I 



a 



Lbs. 

 —8 

 192 



197 

 314 



155 



.348 



352 



400 



financial results 



CO 



a 

 <o . 



a ^ 

 '" « 



o 



ci 



-.16 

 3.84 



3 94 

 6.28 



3.10 



6.96 



7.04 



8.00 



09 



V 



N 





$1.90 

 1.32 



1.38 

 3.22 



3.28 



2.70 



4.60 



3 90 





CO 



PL, 



-2.06 

 2.52 



2.56 

 3.06 



— .18 



4.26 



2.44 



4.10 



Increa.se of seed cotton per acre when cotto'nseed meal 



was added: 



To unfertilized plot — 8 lbs. 



To acid phosphate plot 122 



To kainit plot — 42 



To acid phosphate and kainit plot 4 



5> 



J> 



Average increase with cottonseed meal 19 



>> 



