1328 



EXPERIMENT STATION RECORD. 



Til go. 

 Sulphate of iiininonia— Continucil. 



elToct on nitrogen content of soils 122,727 



oxi<iution in soils, U.S.D.A lOlfi 



plants 1019 



productivity of soils 919 



fertilizing value 20. 122, 220, 



223, 319, 320, 428, 429, 430, 

 522, 523, 024, (>39, 722, 723, 

 727, 821, 922, 923, 924, 931, 

 933, 1018, 1118, 1127, 1129 



Hawaii 139,140 



Mass 327 



Pa 1017 



R.I 142.538 



factors affecting 023, 724 



impurities in, detection 92;? 



manufacture 823 



from peat 729 



nitrification 522 



preparation and use 122,1021 



production 223 



in Italy 728 



United States 820 



rate of nitrification in 1020 



statistics. 924, 1021 



Sulphate of manganese — 



as a cut flower preservative 540 



fertilizing value 745, 925 



Sulphate of potash- 

 effect on burning quality of tobacco 749 



potato scab. Mass 344 



fertUizing value. 640,823,923,925,933,1022,1118 



Mass 327 



R.I 524 



Va 332 



Sulphates, effect on oxidation in soils, 



U.S.D.A ., 1017 



Sulphites, detection in foods 775 



determination in food products. . . 398 



wine 12 



Sulphur- 

 as an insecticide and fungicide 5.59, 951 



determination in milk 809 



urine 113,1100 



dioxid, determination in foods 398 



molasses 397 



effect on plants 434, 1027 



effect on grapes 649 



in vegetable products, studies 173 



metabolism 70 



production in the United States 826 



washes. (See Lime-sulphur washes.) 



water, fertilizing value 431 



Sulphuric acid- 

 determination 610 



in superphosphates Ill 



effect on calcium cyanamid 24 



production in the United States 826 



Sulphurous acid- 

 determination in food products 398 



effect on gluten 907 



plants 831 



excretion by man 566 



in cooked fruit 1162 



dried fruit 660 



Page. 



Sulphuric acid— Continued. 



in foods 66 



wine making 980 



Sumac, culture and marketing, U.S.D.A 512 



Sicilian, analyses, U.S.D.A 512 



."^un, relation to climate 421 



Sunflower cake, effect on milk 1175 



for cows 572 



roots, distribution 732 



seeds. (See Seeds, sunflower.) 



Sunflowers as a source of potash 24 



dead, elimination of carbon dioxid 



by 830 



Sunlight, effect on nitrates 218 



Sun's radiation, effect on earth's temperature. 211 



Sunshine, effect on cotton development 911 



setting of fruits, N.Y. 



State 41,642 



Sunspots, relation to weather 709 



S uperphosphate— 



action as affected by rainfall 921 



analyses 827 



availability of phosphoric acid in 726,727 



effect on calcium cyanamid 223 



nitrification in soils 621 



potato skin development 333 



yield of barley 125 



fertilizing value 20, 122, 



430, 522, 541, 639, 640, 727, 832, 

 931, 933, 1018, 1119, 1128,1129 



Ala.Canebrake 1030 



Ga 1036 



Hawaii 139 



Mass 339 



as affected by method of 



application 822 



industry in Italy 322 



manufacture 25, 925 



nutrient value 719 



preparation 430 



production in Italy 728 



the United States 826 



Surra in horses, treatment 1085 



notes 981, 1185 



prevalence in India 786, 787 



the Philippines 788 



Transvaal 680 



studies 479 



treatment 985, 1185 



Swamp fever in equines. (See .Vnemia, in- 

 fectious.) 



Swede seeds, viability 628 



Swedes, breeding experiments 147 



fertilizer experiments 20, 640 



sewage sludge for 1023 



varieties 228 



Sweet-clover aphis, notes, Colo 855 



hay, digestibility, Wyo 368 



corn, breeding experiments. Conn. 



State 37 



.culture experiments, Ga 1036 



in Michigan, Mich 144 



diseases, notes, Ga 1037 



insects affecting, Ga 1037 



varieties, Ga 1036 



