t 



INDEX. 



Pagre 



Alivlt'a, limits of endurance of salts of magnesium and sodium 12, 13 



Alec.", marine, growth in solution resembling sea water 19 



Andropogon sorghum. Sec Sorghum. 

 Aven-a sativa. See Oats. 



Beet, sugar, endurance in saline soils 13 



limits of endurance of salts of sodium and magnesium 11, 13 



Beta vu iris. See Beet, sugar. 



Bicarbonate of sodium, order of toxicity for eight species of plants 13 



( Iritmi ^ulphate, effect in neutralizing toxicity of other salts 14-19, 20 



Cameron, F'i;ank Kenneth, and Kearney, Thomas Henry, studies on mixed solu- 

 tions, reference. 9, 12, 19 



Carbonate of sodium, order of toxicity for eight species of plants 13 



Chlorid of magnesium, order of toxicity for eight species of plants 13 



sodium, order of toxicity for eight species of plants 13 



Chul wheat, limit;? of endurance of salts of magnesium and sodium 12 



Corn. See Maize. ^s 



Cotton, Egyptian, limits of endurance of salts of sodium and magnesium . . 10, 13, 14, 1 9 



Upland, limits oi'^endurance of salts of sodium and magnesium 10, 14, 19 



Culbertson oats, limits of enjtoance of salts of sodium and magnesium 11, 14 



Dagdi Juar sorghum, limits i if ei ft lura ac< of -alts of sodium and magnesium . . 10, 13, 14 

 Dwarf Milo sorghum, limits of endiu'a;?ce of salts of sodium and magnesium. . . 10, 14 

 Early Amber sorghum, limits of endurai 3 dium and magnesium. . 10, 14 



Edra sorghum, limits of endurance of salts of sodium and^na^nesium 10 



Egyptian cotton, limits of endurance of salts of -odium and magnesium. . 10, 13, 14, 19 

 Gossypium barbaclense. -See Cotton, Egyptian, 

 hirstttum. See Cotton, Upland. 



Harter, Leonard L., studies on mixed solutions, referenc 9 



lannovitch cotton. See Egyptian cotton. 



Kearney, Thomas Henry, and Cameron, Frank Kenneth, studies on mixed 



solutions, reference 9, 12, 19 . 



Kleinwanzleben sugar beet, limits of endurance of salts of sodium and mag- 

 nesium U, ^ 



Loew, Oscar, studies on "lime-magnesia ratio," reference "~. . 19 



Lupine, white, effects of solutions of sodium or magnesium with calcium sul- 

 phate 16-17. 20 



Lupinus albus. See Lupine, white. 



Magnesium salts, tests of endurance of various plants 9-14 



with calcium sulphate, effects on plant growth 14-19 



Maize, endurance in saline soils : 13 



limits of endurance of salts of sodium and magnesium 9, 13, 14, 20 



Medicago sativa. See Alfalfa. 



Oats, limits of endurance of salts of sodium and magnesium 11, 13, 14, 19 



Osterhout, investigation of mixed-salts solution 19 



113 21 



