51 



Camp Hill, Hanover, Florence and Athens experiments^. 



FERTILIZER. 



Camp 



Hill 



1902 



Han- 

 over 

 1903 



Flok- 

 19(4 



Athens^ 

 1904 



KIND. 



9^ e8 



'O 



o I a" 



^ T) > " ; 



O o I CO u , 



M z: ! o " 



01 



ti. 0) 



0) _, o =<-; li; 



3 !>* 



5i 



f- ft 



O <D 



CO .12 



CO u 





O 'i— I s 



12 o 

 O) :t: 



> r- 



CO :z 





CO 



:;: ;0 



O) 



SI, 



CO r:: 

 t. 0) 



1 

 2 

 3 

 4 



7 

 8 



9 



10 



A 6^ 



■ 2W 



24(^ 



00 



200 

 200 

 240 

 2K1 

 2-JO^ 

 240 

 200' 



00 

 200 

 240 

 200 

 200 

 240 



im 



Cotton seed meal 

 Acid phosphate . . 



No fertilizer 



Kainit 



Cotton seed meal 

 Acid phosphate . . 

 Cotton seed meal 



Kainit 



Acid phosphate . . 



Kainit 



No fertilizer 



Cotton seed meal 

 Acid phosphate . . 



Kainit 



Cotton seed meal 

 Acid phosphate . . 

 Kainit 



Lds. 

 576j 

 .'='361 



5U| 

 528 



584 



656 



624 

 536 

 576 



536 



Lbs. 



32 



—8 



—15 

 43 



Li>s. 

 360 

 264 

 240 

 376 



352 



27 368 



86 384 

 232 



40 



CO 



120 j 

 24: 



137 



/./}S. 



732 



1144 



448 



784 i 



Lbs-, 

 208 

 248 



Lbs.\Lbs. 

 284 56(: 

 696 6(10 

 352 



334 



116 1416 965 



132 1024 571 



151 



536 304 



624 



392 



— ♦- 



1272 828 

 456 

 14921036 



120(»! 744 



656 

 728 



760 



295 

 357 



'2,79' 



592: 21)1 

 400^ 



?.16' 416 



i 



872, 472: 



Increase of seed cotton per acre when cotton seed meal was added: 



To unfertilized plot 120 lbs. 



To acid phosphate plot 92 lbs. 



To kainit plot 4 lbs> 



To acid phosphate and kainit plot 153 Ibs.^ 



Average increase with cotton seed meal 90 lbs. 



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



To unfertilized plot 24 lbs. 



To cotton £>eed meal plot — 4 lbs. 



To kainit plot 11 lbs. 



To cotton seed meal and kainit plot 171 lbs. 



Average increase with acid phosphate 50 lbs.. 



