INDEX 



III 



Nitrogen, analysis of in Cyan amid, 

 19, 20 ; duration of Cyanamid in 

 soil, 64 ; excessive applications 

 of. 69-73; fixation of as Cyanamid, 

 1-8 ; prevention of loss as nitrate 

 nitrogen, 93. 



Nitro-guanidine, 9. 



Nitrolim, definition, 4. 



Nomenclature, 3. 



Nottin, 63, 86. 



Nuckolls, A. H., 102. 



Oat-fields— destruction of wild mus- 

 tard in, 86. 



Oats, excessive applications of ni- 

 trogen on, 69. 



Oil in Cyanamid, 7, 104. 



Old Cyanamid, compounds in, 28. 



Ostwald Process, 8. 



Oxidizing agents, action on cyana- 

 mide, 13. 



Patents, Cyanamide, 3. 



Penicillum brevicaule, in decom- 

 position of cyanamide, 35, 36. 



Permanganate ; potassium — effect 

 on Cyanamid, 95-101. 



Perotti, 77. 



Phosphates —mixtures with Cyana- 

 mid, 91-94. 



Phosphoric acid, action on cyana- 

 mide, 12. 



Play fair, i. 



Poison, definition of, 65. 



Potassium hydroxide, effect on 

 cyanamide decomposition, 48. 

 See also alkalies. 



Potassium permanganate, effect on 

 Cyanamid, 95-101. 



Power consumption, in Cyanamid 

 manufacture, 7. 



Preparation of cyanamide, 10. 



Pressure of nitrogen tk Cyanamid 

 formation, 6. 



Properties of cyanamide, 10-18. 



Pure substances and toxicity, 80. 



Quantity of Cyanamid to apply as 

 fertilizer, 88. 



Rate of removal of cyanamide from 

 soil solution, 39. 



Reducing agents, action on cyana- 

 mide, 13, 99. 



Reis, 36. 



Retention of Cyanamid nitrogen in 

 soil, 60. 



Reversion in acid phosphate — 

 Cyanamid mixtures, 91. 



Root crops, 86. 



Rothe, F., 2. 



Sabaschnikoff, 77, 80. 



Sackett, 72. 



Sand, effect on cyanamide decom- 

 position, 52. 53. 



Schiick, 10. 



Schneidewind, 86. 



Second and third stages of Cyana- 

 mid decomposition in soil 38. 



"Secondary products," effect on 

 cyanamide decomposition, 33, 

 34, 81. 



Sidgwick, II. 



Siemens & Halske, i. 



Silicates, effect on cyanamide de- 

 composition, 49, 50. 



Silicic acid, effect on cyanamide 

 decomposition, 54. 



Silver cyanamide, 17. 



Sodium acid cyanamide, 13. 



Sodium cyanamide, 10, 13. 



Sodium nitrate, excessive applica- 

 tions, 69. 



Soil, decomposition of Cyanamid 

 in, 32-59. 



Soil solution, rate of removal of 

 cyanamide from, 39. 



Sol, iron oxide, effect on cyana- 

 mide decomposition, 56. 



Solubility of Cyanamid, 95-101. 



Solution of cyanamide, changes in, 

 14, 15, 16, 76; rate of solution of 

 Cyanamid, 96. 



Steglich, 86. 



