990 



EXPERIMENT STATION RECORD. 



Sugar — Continued. Page. 



production, economic factors in 18 



products, adulteration 25S 



reducing, determination 315 



reducing power HI 



vinegar, notes, N.Dak 668 



{Sec aJao Beet sugar and Cane sugar.) 



Sugar beet- 

 bacterial disease, studies, U.S.D.A 349 



diseases, notes 649, 853 



llour, manufacture and use 15 



pulp. (5er Beet pulp.) 



seeds, transmission of high sugar content 



by 834 



tops for dairy animals 473 



v/ireworms, studies, U.S.D.A 758 



Sugar beets — 



analyses 466 



analyses, N.Dak 697 



animals afTecting 8.53 



as affected by depth of fertilization 624 



classification 439 



composition as affected by drought 736 



culture 736 



culture experiments 133, 638 



culture experiments, N.Dak 638 



culture in Massachusetts, Mass 140 



culture on moorland 229 



culture imder humid conditions, 



U.S.D.A 529 



culture under irrigation, U.S.D.A 529 



defoliation experiments 39 



fertilizer experiments 134, 



220, 229, 428, 438, 529, 624, 638, 834 



for milch cows 573 



germination 525 



growth in sunlight and in shade 234 



injurious nitrogen in 15 



irrigation experiments, U.S.D.A 35 



magnesia fertilizer for 234 



relation between size and sugar content. . 208 

 varieties 134, 229, 439 



Sugar cane- 

 bark beetles affecting 660 



borer, egg parasite of 256 



borer, studies and bililiography 854 



classiflcat ion 439 



culture, P.R 356 



culture experiments 229, 234, 525, 632 



culture experiments, P.R 340 



culture in Cuba 340 



culture in Dutch East Indies 697 



culture in South Africa 639 



culture, relation to fungus diseases, P.R . . 150 



cut, deterioration 340 



diseases, notes 540,650,845 



diseases, treatment 150 



drought resistance and stomata, rela- 

 tionship, U.S.D.A 628 



fertilizer experiments 39, 140, 



229, 234, 340, 341, 439, 525, 530, 622, 638, 822, 835 



fertilizer experiments, P.R 340 



froghopper, notes 250 



hybridization 835 



improvement 234 



insects affecting 249, 356 



insects affecting, P.R 355, 356 



Sugar cane — Continued. Page. 



juice, injurious nitrogen in 15 



pest, new, notes 157 



red rot, notes 649 



seed selection and treatment, P.R 449 



seedling v. Bourbon 530 



sereh disease, notes 49 



varieties 234, 341, 434, 439, 525, 530, 835 



varieties, P.R 340 



Sulla- 

 culture experiments 632 



varieties 434 



Sulphate of ammonia— 



as a winter spray for fruits, U.S.D.A 641 



effect on decomposition of feldspar 126 



effect on gi-ass lands 133 



effect on resistance of grain to hail 519 



effect on soils 220 



fertilizing value 125, 



427, 437, 526, 626, 632, 736, 835 



manufacture 721 



nitrification in acid soils, Ga 626 



production and use, U.S.D.A 126 



secondary and subsidiary effects 26 



Sulpliate of potash— 



as a winter spray for fruits, U.S.D.A 641 



fertilizing value 437, 835 



secondary and subsidiary effects 26 



Sulphur- 

 as a fertilizer for grapes 822 



content of Kentuclcy soils, Ky 20 



effect on growth of sugar beets 834 



effect on soil bacteria 532 



fertilizmg value. . . . 138, 139, 435, 532, 627, 822, 834 

 finely ground, fungicidal value, N.Y. 



Cornell 840 



in metabolism of ^ spergillus niger 727 



in soils and atmospheric precipitation . . . 422 

 mixtures. (Sec Lime-sulphur mixtures.) 



oxidation in soils 222 



use against potato scab 139 



Sulphuric acid — 



effect on plant growth 130 



fertilizing value 441 



use against weeds 441 



volatility in vacuum drying 505 



Sulphurous acid as a food preservative 364 



Sumac, smooth, notes, U.S.D.A 145 



Sunflower seed- 

 cake, analyses 267, 268 



meal, analyses 268 



Sunflowers- 

 culture on moorland 229 



culture under dry farming 435 



forms of 140 



Sunlight- 

 effect on plant acids 431 



synthesis by 129 



Sunn hemp, description, Hawaii 828 



Sun-power plant, notes 890 



Sun's rays, distribution in forests 45 



Sunshine, effect on protein content of wheat. . 836 



Superphosphate— 



as a winter spray for fruits, U.S.D.A 641 



as affected by calc irun cyanamid 26 



as affected by crumbing 722 



effect on resistance of grain to hail 519 



