39 



Experiment Made by J. W. French^ 3I/2 Miles North of 

 GoRDo^ Pickens County^ in 1001. 



Gi'ay, sandy upland icith yellow clay suhsoil. 



The original growth is reported as shortleaf pine and 

 sweet gum, which had been removed about twenty years^ 

 before. On this soil cotton sometimes rusts, but there 

 was no rust on plots fertilized with kainit in 1901. The sea- 

 son was dry. 



o 



Gordo, Tuscaloosa, and Hamilton experiments. 



FERTILIZER. 



1 



2 



3 

 4 



8 



r 

 9 ; 



10 



Lbs. 



200 



240 



00 



2OO 



200 

 240 

 200 

 200 



240 

 200: 



00 1 

 200 

 240 

 200 1 

 200 



240; 



100 



Lbs. 



Cotton seed meal ' 512 



Acid phosphate ' •♦48 



No fertilizer 368 



Kainit 1 432 



Cotton seed meal . . . ^ I -^^ 



Acid phosphate ^ " 



Cotton seed meal . . . , .^^ 



Kainit ( j ■^^- 



Acid phosphate 1 



Kainit \ •'^36 



No fertilizer ; ^-^ 



Cotton seed meal . . . j j ~" 



Acid phosphate y\ 515 



Kainit I j 



Cotton seed meal ... 1 



Acid phosphate | | 608 



Kainit I 



Lbs. Lbs. Lb'i.J.bs. 



144 656; 1201 552 



80 680 . 144 592 



i 536i 448 



Lbs. Lbs 



87 



536 



00 416 



45? 808 272 

 272 640; 104 



812 



'V62 



91 i 800 ( 64 696 



360 



352 



536l 

 896 360 



848 



480 

 960 



104 

 144 



-39 



Lbs. 



745 



780 

 590 

 600 



155 

 190o 



10- 



351 8701 280- 



. 532 



223 



480 



.S4(i 250- 



512 792 231 



810 220..' 



980 39a-' 



' 87o! 280" 



A complete fertilizer gave the best yield. In a complete 

 fertilizer 100 pounds of kainit was sufficient, plot 10 af-"' 

 fording a net profit of 11.52. 



