6 



CONTROL SERIES No. 95 



The three plant food elements were furnished in the fohowmg proportions 

 bv the mixed fertOizers and the unmixed materials, including the pulverized 

 manuresTnitrogen, 62 percent from mixed and 38 percent from unmixed; phos- 

 phoTakd, 65 percent from mixed and 35 percent from unmixed; potash, 81 

 percent from mixed and 19 percent from unmixed 



The tables present tonnage figures for one year, July 1, 1937, to July 1, 1938 

 for both mixed fertilizers and unmixed fertilizer materials. In case of the mixed 

 fertilizers, the grade represents the plant food guarantee and is expressed m the 

 order of nitrogen, available phosphoric acid, potash. 



Tonnage of Mixed Fertilizers. 



Complete Fertilizers. 



14 Per Cent or More of Available Plant Food (Nitrogen, Available Phosphoric Acid 



and Potash.) 



Grade. 



5-8-7 



4-8-4 



4-8-7 



7-6-6 



4-8-10 



6-3-6 



4-8-8 



8-16-16 



5-8-10 



4-12-4 



3-10-4 



3-10-6 



8-16-14 



6-3-7 



6-8-6 



4-10-4 



5-10-5 



8-24-8 



10-6-4 



5-6-4 



12-16-12 



5-10-4 



8-16-20 



5-8-12 



5-4-15 



4-16-20 



8-6-2 



4-12-6 



5-5-15 



8-5-8 



6-6-5 



9-6-6 



12-4-4 



5-5-5 



4-3-12 



5-10-10 



7-5-3 



7-14-9 



Tonnage. 



12,186 

 6,090 

 3,123 

 2,507 

 2,227 

 1,943 

 1,609 

 1,494 

 1,303 

 1,078 

 827 

 678 

 675 

 663 

 649 

 570 

 547 

 389 

 317 

 303 

 264 

 263 

 241 

 240 

 226 

 204 

 200 

 182 

 175 

 167 

 155 

 134 

 121 

 117 

 115 

 114 

 103 

 103 



Brands. 



34 



25 



21 



12 



17 



10 



6 



6 



9 



7 



11 



13 



Grade. 



4-9-3 



8-6-4 



2-8-10 



8-6-6 



6-7^1 



10-5-10 



4-6-10 



7-8-6 



3-12-6 



7-12-10 



8-4-8 



7-3-7 



6-6-4 



8-5-2 



7-7-5 



5-7-3 



6-12-12 



8-20-12 



3-7-6 



10-3-3 



6-11-10 



5-9-8 



7-7-6 



8-6-3 



5-9-2 



8-8-8 



5-8-16 



5-10-7 



6-8-2 



5-8-5 



2-12-2 



5-8-4 



6-12-4 

 10-16-14 



Miscellaneous 

 Special mixtures 



Tonnage. 



80 



77 



74 



73 



72 



65 



55 



55 



53 



52 



4S 



47 



46 



46 



44 



43 



38 



32 



26 



24 



24 



23 



19 



Brands. 



Totals 



Less than U Per Cent of Available Plant Food (Nitrogen, Available Phosphoric Acid 



and Potash.) 



