22 



The Bulletin. 



Table IX— RESULTS OF PERUVIAN GUANO-NITRATE OF SODA TESTS 



WITH CORN IN 1904. 



Iredell Farm. 



S 



Fertilizer Application per Acre. 



200 pounds Peruvian guano 



2 400 pounds Peruvian guano 



150 pounds of acid phosphate - 



25 pounds of manure salt 



50 pounds of nitrate of soda ' 



:::::::::::::::: f 



150 pounds of acid phosphate ) 



25 pounds of manure salt V 



100 pounds of nitrate of soda^ ) 



150 pounds of acid phosphate | 



25 pounds of manure salt — r 



100 pounds of nitrate of soda'- ! 



1 150 pounds of acid phosphate - 



< 25 pounds of manure salt 



( 70 pounds of dried blood 



::::: f 



17.8 10.68 



14.8 8.88 



3.77 



3.37 



6.91 



5.61 



' The nitrate of soda was applied on these plats with other materials just before planting. 

 - 50 pounds of the nitrate of soda applied with other materials at planting on April 26, and re- 

 maining 50 pounds of nitrate applied as a side-dressing on June 20. 



Table X— RESULTS OF NITRATE OF SODA TESTS ON CORN IN 1905.^ 



Iredell Farm. 



O > ki 



CO* 



O t.,u 



en Q, o N 



9 



Fertilizer Application per Acre. 



'?'« 2 



§^ u 



pa 1)^ 



ft 

 2*Sc 



c 





^^ 



<M a) 

 o ft 



■M 1.1 



1 150 pounds of acid phosphate 



■I 25 pounds of manure salt 



( 50 pounds of nitrate of soda" 



( 150 pounds of acid phosphate ) 



< 25 pounds of manure salt > 



1 100 pounds of nitrate of soda'- ) 



j 150 pounds of acid phosphate 



■s 25 pounds of manure salt 



( 100 pounds of nitrate of soda'' 



J 125 pounds of acid phosphate (. 



1 135 pounds of cotton-seed meal ) 



29.1 



34.0 



36.8 



17.46 $ 2.52 $ 14.94 



20.40 ! 3.77 16.63 



22.08 



5.02 17.06 



26.6 I 15.96 , 2.56 13.40 



' This is pari of the Peruvian guano-nitrate of soda tests, the Peruvian guano being left out 

 this year because of inability to get it in time to apply to the corn before planting. 



'- All the nitrate of soda in these two plats was added with other materials just before planting. 



•' 50 pounds of nitrate of soda applied with other materials at planting on May 15, and remain- 

 ing 50 pounds of nitrate used as a side-dressing on June 27. 



