34 



EXPERIMENT STATION RECORD 



Ammonlnm— Continued. 



nitrate, effect on— 



germination of dodder, (27) 28. 



nitronon-assimilatinR bacteria, (38) 724. 



nodule formation, (37) 133. 



plants, (28) 225. 



soils, (26) 216; (28) 520. 



solubility of iron phosphate, (37) 324. 



'^'^'^fertnizinp value, (27) 342; (29) 423; (31) 518, 

 822; (32) 831; (33) 25; (34) 130, 518; (35) 

 218. 427, 518; (36) 626, 818; (37) 739; (39) 

 726; (40) 622. 



for mangels, (29) 830. 



manufacture, progress in, (29) 730. 



preparation, (38) 310. 



production, (32) 423. 



Utilization by soil fungi, (39) 623. 

 oxalate, nitrification rate, (32) 124. 

 permutite, fertilizing value, (29) 127. 

 persulphate, effect on germination of seeds, (26) 



S20. 

 phosphate, effect on— ,.,„s „, , 



decomposition of soy bean fodder, (40) 214. 



germination of seeds, (29) 328. 

 phosphate, fertilizing value, (35) 519; (39) 022. 

 presence in plants, (38) 629. . 



salt, peculiar plant physiological action of, (34) 



724. 

 salts — 



absorption and solution in soils, (35) 512. 



absorption by plants, (35) 433, 435. 



and soil constituents, interaction, (32), 121. 



as feed for pigs, (31) 265. 



assimilation by plants, (32) 121. 



bacterial oxidation, (33) 124. 

 salts, effect on — 



baking quality of flour, (26) 356. 



dogs. (28) 568. 



nodule production, (32) 727; (33) 134. 



phosphorites, (35) 816. 



pl.ints, (32) 538. 



solubility of phosphates, (36) 626. 



fertilizing value, (38) 121. 

 flocculating power on clay, (27) 620. 

 manufacture, (28) 424. 

 metabolism of, (30) 64. 

 method of testing, (27) 208. 

 ninhydrin reaction with, (35) 614. 

 nitrification in soils, (26) 722. 

 separation from fatty acids, (26) 112. 

 utilization by plants, (27) 634; (29) 133. 

 sodium sulphate, fertilizing value, (35) 218, 325. 

 sulphate — 



action as affected by distribution in soils, 



(35) 518. 

 action on muscovite, (37) 505. 

 absorption by soils and quartz sand, (37) 



721. 

 analysis, (39) 222. 

 application, (34) 24; (38) 624. 

 as affected by lime, (26) 320. 

 as top-dressing for grains, (37) 29. 



as winter spray for fruits, (30) 641. 



availability, (40) 125. 

 sulphate, availability— 



in presence of sodium nitrate, (38) 723. 



in relation to soil reaction, (37) 521. 



of nitrogen in, (35) 123; (39) 817. 

 sulphate containing sulphocyanid, fertilizing 



value, (31) 422. 

 sulphate, effect on- 

 acid soil, (39) 627. 



action of phosphates, (35) 326. 



assimilation of phosphates, (29) 318. 



Azotobacter, (31) 721. 



bacterial flora of soils, (28) 815. 



burning quality of tobacco, (38) 140. 



carnations, (36) 446. 



composition of meadow hay, (34) 620. 



decomposition of feldspar, (30) 126. 



decomposition of soy bean fodder, (40) 214. 



disease susceptibility in cereals, (29) 844. 



germination and growth of barley, (40) 218. 



germination of seeds, (29) 328. 



grass lands, (30) 133. 



growth of soy beans, (40) 30. 



hvdrogcu-ion concentration in soils, (39) 425. 



legume bacteria, (29) 733. 



Ammonium— Continued. 



sulphate, effect on— continued, 

 marsh plants, (29) 531. 

 milk, (27) 506. 



nitrification, (29) 21. , . , , , ,„. 

 nitrogen fixing power of Azotobacter, (29> 



527. 

 nodule formation, (37) 133. 

 Penicillium variable, (29) 529. 

 phosphorite, (29) 624. 

 plants, (27) 634; (28) 225. 

 resistance of grain to hail, (30) 519. 

 rotation of lactose, (33) 415, 

 soil aciditv, (28) 137; (37) 815; (38) 20, 620. 

 soils, (27) 622; (28) 520; (29) 417; (30) 220. 

 solubility of calcium and phosphoric acid, 



(39) 23. 

 solubility of phosphates, (28) 818. 

 weed growth in meadows, (38) 141. 

 yield of rubber, (31) 444. 

 sulphate — „ . „_, 



fertilizing value, (26) 42, 125, 323, 324, 329, 



330, 425, 534, 536, 629, 630, 635, 725, 829, 



837 (27) 135, 218, 336, 724, 832, 833, 837; 



(28) 521, 533, 723, 724, 725, 736, 827, 832; 



(29) 23, 125, 127, 213, 829, 831; (30) 125, 427, 



437, 526, 626, 632, 736, 835; (31) 36, 37, 124, 

 137, 517, 518, 731, 820, 829; (32) 323, 831, 

 832; (33) 33, 219; (34) 24, 25, 128, 129, 131, 

 219, 518, 520, 622, 820; (35) 30, 126, 218, 323, 

 32.5, 336, 427, 518, 519; (36) 121, 134, 332, 

 338, 637, 818, 833; (37) 123, 229, 321, 426, 

 539, 627, 636, 733, 739, 824; (38) 135, 137, 

 218, 229, 516, 517, 624; (39) 32, 241, 328, 428, 



438, 529, 530, 537, 622, 623, 726, 817; (40), 

 134, 626, 633, 824. 



for arid soils, (34) 621; (36) 726. 

 carnations and roses, (29) 840. 

 coffee, (40) 43. 



grass land, (33) 527; (36) 438. 

 lawn grasses, (40) 125. 

 moor soils, (39) 438. 

 peat soils, (39) 428. 

 pineapples, (38) 748. 

 potatoes and sugar beets, (31) 833. 

 rubber trees, (26) 339. 

 sugar cane, (32) 336; (36) 219; (40) 242, 

 533. 

 fractioning of complement with, (33) 280. 

 from ammonia and sulphur dioxid, (29) 24. 

 from peat, (31) 321; (39) 425. 

 history and manufacturs, (34) 423. 

 imports into United States, (26) 324. 

 sulphate industry — 



in Austria-Hungary, (33) 822. 

 in Germanv, (31) 30. 

 in Great Britain, (39) 522. 

 status, (27) 128, 519. 

 sulphate, injurious — 

 effect, (38) 624. 

 to flsh, (29) 821. 

 to plants, (34) 135. 

 sulphate— 



long-continued use, (34) 131, 62?. 

 loss from soils, (29) 211. 

 manufacture, (30) 721. 

 sulphate, manufacture— 



and use, (27) 624; (35) 428. 

 from sewage sludge, (26) 624. 

 in United States, (27) 22. 

 progress in, (28) 818. 

 sulphate, nitrification, (34) 127. 

 sulphate, nitrification — 

 in acid soils, (30) 626. 

 in soils, (26) 319; (31) 818; (39) 814. 

 rate, (32) 124. 

 sulphate — 



nitrogen assimilation from, (27) 331. 

 cxidation, (39) 619. 

 preparation, (40) 801. 

 production, (39) 428. 

 sulphate, production — 



and use, (27) 327, 420; (29) 126, 213, 318, 517; 



(30) 126; (32) 425, 517; (33) 218, 219. 

 from peat, (34) 822. 

 from sewage, (34) 424. 

 in France, (27) 727. 

 in Natal, (40) 127. 

 in 1913, (31) 725. 

 in 1915-16, (37) 524, 721. 



