982 



EXPERIMENT STATION RECORD. 



Page. 



Porto Rico University , notes 797 



Portulaca oleracea, host of orange thrips, 



U.S.D.A 657 



Potash — 



assimilation by wheat seedlings, U.S.D.A. 521 



content of soils, variations, Pa 820 



deposits in China 631 



Galicia 121 



determination 392 



distribution in plants 326, 432 



fertilizers, comparison 628, 727 



fertilizing value 32, 322, 335, 629, 727 



N.H 742 



Tex 627 



industry in China 428 



Germany 217,429,727 



manufacture from feldspar 630 



possible sources of 518 



requirements of soils •. 725 



residual effects, Va .^ 735 



residues, fertilizing value! i'. 727 



salts, deposits in various countries 24 



fertilizing value 518 



new method of applying 518 



time of application for buckwheat . . 132 

 (See also Potassium salts.) 



use in 1910 122 



seed testing 222 



Potassium — 



bichromate, effect on milk analyses 113 



carbonate, effect on root curvatures 633 



determination 106 



as potassium platinic 



chlorid 107 



excretion as affected by diet 669 



metabolism as affected by salt 67, 670 



occurrence in mushrooms 567 



oleate, effect on viruses 283 



phosphate, analyses 218 



phosphatid compounds, occurrence in 



body tissues 271 



salts, effect on liver fluke 687 



plant respiration 26 



root curvatures 633 



siUcat«, fertilizing value 217, 322 



Potato — 



alcohol industry in Germany 507 



beetle, Colorado, notes 159 



remedies, N.Y. State 443 



beetles, notes 854 



black stalk rot, studies and bibliography . 454 



blight, injurious to tomatoes 847 



oospores, formation, Conn.State.. 545 



studies, Ohio 653 



desiccating industry in Germany 616 



diseases, investigations, N.Dak 649 



notes 650 



Conn.State 545 



prevalence in New South Wales. 452 



studies 245, 347, 348, 454, 751 



treatment, Colo 534 



Mich 137 



N.Dak 534 



N.Y.State 442 



W.Va 338 



dry rot, studies, Ohio 653 



Page. 



Potato — Continued. 



eelworm, remedies, Nev 146 



flakes, dried , for pigs 275 



industry in Colorado, Colo 634 



late bUght, studies 454 



leaf diseases, studies and bibliography 750 



roll as affected by fertilizers 455 



moth, notes 761 



products, analyses 871 



Rhizoctonia, studies, N.Y.State 244 



scab, notes ^ 452 



treatment 298 



starch, studies 324 



tuber worm, notes 761 



U.S.D.A 555 



wart disease, notes 44, 250 



Potatoes- 

 analyses 175,235 



as affected by zinc arsenite 859 



breeding 327 



experiments 636 



cultme ^ 298 



N.Dak ^. 634 



experiments 738 



Me 530 



in Germany 235 



India 331 



determination of dry matter content 109 



disease resistant, of Scotland 144 



dried, analyses 575 



for horses 676 



effect on milk 479 



factors affecting supply and price, Wis. . . 493 



fertilizer experiments 32, 122, 217, 



322,516,518,519,628,630 



N.Y.State...'*.....- 235 



Tex 627 



flea beetles affecting, N.Y.State 442 



growth as affected by electricity 131 



history 130 



insects affecting 250 



Colo 534 



Mich 137 



N.Dak 534 



W.Va 338 



irrigation experiments 330, 635 



Wyo 134 



micro-organisms in interior of 265 



planting experiments 637 



productiveness and degeneracy in, Colo. . 533 



spraying experiments 455 



N.Y.State 442 



in dry seasons, Conn.State 545 



standard and undesirable types. Wis 738 



starch content 637 



storage experiments 637 



varieties 230,235,331,738 



Alaska 829 



Can 528 



Utah 35 



Wyo 133 



resistant to wart disease 245 



yield as affected by manganese 731 



source of seed, C an . . . 529 



sprouting, Alaska. . . 829 



Potometer for corn, description, Nebr 832 



