68 The Bulletin. 



This mixture is more concentrated than the foregoing ones, on 

 account of the higher-grade materials used, and will contain : avail- 

 able phosphoric acid, 8.5 per cent; potash, 3.0 per cent; nitrogen, 3.0 

 per cent (equal to ammonia, 3.6 per cent). 



No. 7— 



Acid phosphate, 14 per cent phosphoric acid 1,020 pounds 



Cotton-seed meal, 6.59 per cent nitrogen, 2.5 per cent phos- 

 phoric acid and 1.5 per cent potash 890 pounds 



Muriate of potash, 50 per cent potash 90 pounds 



2,000 pounds 



This mixture will contain : available phosphoric acid, 8.3 per cent; 

 potash, 2.9 per cent; nitrogen, 2.9 per cent (equal to ammonia, 3.5 

 per cent). 



No. 8— 



Acid phosphate, 16 per cent phosphoric acid 965 pounds 



Cotton-seed meal, 6.59 per cent nitrogen, 2.5 per cent phos- 

 phoric acid and 1.5 per cent potash 940 pounds 



Muriate of potash, 50 per cent potash 95 pounds 



2,000 pounds 



This mixture is a concentrated one, on account of the high-grade 

 phosphatic and potassic materials used, and will contain: available 

 phosphoric acid, 8.9 per cent; potash, 3.1 per cent; nitrogen, 3.1 per 

 cent (equal to ammonia, 3.8 per cent). 



No. 9— 



Acid phosphate, 14 per cent phosphoric acid 1,045 pounds 



Fish scrap, 8.25 per cent nitrogen and 6.0 per cent phos- 

 phoric acid 820 pounds 



Muriate of potash, 50 per cent potash 135 pounds 



2,000 pounds 



This mixture will contain : available phosphoric acid, 9.8 per cent ; 

 potash, 3.4 per cent; nitrogen, 3.4 per cent (equal to ammonia, 4.1 

 per cent). 



No. 10— 



Acid phosphate, 16 per cent phosphoric acid 975 pounds 



Fish scrap, 8.25 per cent nitrogen and 6.0 per cent phos- 

 phoric acid '. 880 pounds 



Muriate of potash, 50 per cent potash 145 pounds 



2,000 pounds 



This mixture is considerably more concentrated than the others, on 

 account of the high-grade materials used, and will contain : available 

 phosphoric acid, 10.4 per cent; potash, 3.6 per cent; nitrogen, 3.6 per 

 cent (equal to ammonia, 4.4 per cent). 



No. 11— 



Acid phosphate, 14 per cent phosphoric acid * 1,355 pounds 



Dried blood, 13 per cent nitrogen 510 pounds 



Muriate of potash, 50 per cent potash 135 pounds 



2,000 pounds 



