1917] 



INDEX OF SUBJECTS. 



937 



Concrete— Continued. Page. 



pavements, design 890 



pipe for irrigation 583 



reinforcement bars, strength tests 684 



slabs, reinforced, tests 788 



treatise 285 



wear tests 683 



Condensers, laboratory reflux, comparison. . . 413 



Conifer — 



leaf cast, studies 52 



seedlings, damping off, U.S.D. A 547 



seedlings, white spot of 449 



Conifers — 



natural root grafting 144 



of Japan 539 



Connecticut State Station- 

 notes 499, 899 



report 97 



Conopid3e, notes 255 



Conotrachclus cratsegi. (See Quince curculio.) 



Contingency, multiple and partial, theories. . 166 



Convict labor for road work, U.S.D.A 386 



Cookers, flreless, construction and use, U.S. 



D.A 467 



Cookery, history of 497 



Cooking— 



by electricity 763 



lessons in 497 



Copper- 

 effect on plant growth 520 



in green oysters, N.J 861 



sulphate, effect on algse in drinking water 183 



Copperas. (See Iron sulphate.) 



Copra cake meal, analyses, N.J 167 



Coral sand, examination 319 



Cordyceps — 



clavicipUis n. sp. , description 48 



n. sp., notes 153 



sp. on flies 360 



( Cordylohia) Stasisia rodhaini, notes 359 



Corimelsena ptUicaria. (Sec Negro bug.) 



Com — 



and cob meal, analyses, N.J 167 



anomalous seeds and bud sports in 134 



as affected by Diplodia zex 247 



billbug, southern, notes 157 



bran, analyses, Ind 26S 



bran, analyses. Mass 667 



bran, analyses, N.J 167 



bran, analyses, Tex 765 



breeding experiments 735 



breeding experiments, N.J 838 



chop, analyses, Tex 765 



composition at different stages, N.Dak.. 36 



cracked, analyses, Ky 268 



cracked, analyses, Mich 765 



culture, U.S.D.A 95 



culture experiments 332, 735 



cultiue exi)eriments, Ohio 829 



culture experiments, U.S.D.A 132, 133 



culture in dry-land regions, U.S.D.A 439 



culture in New South Wales 439 



culture in North Carolina 95 



culture on Wisconsin drift soil, Iowa 623 



culture under dry farming 529 



culture under dry farming, Utah 528 



determination of acidity, U.S.D.A 414 



Com— Continued. Page. 



dietary deficiencies 360 



distance experiments, Kans I3i 



distribution of nitrogen in, Ky 269 



drought-resistant strains, Kans 131 



dry rot, studies 48 



ear characters Ln 197 



ear rot, transmission by insects 55 



ear worm, dust sprays for 56 



feed meal, analyses Ind 268 



feed meal, analyses, Ky 268 



feed meal, analyses, Mich 765 



feed meal, analyses, Tex 765 



fertilizer experiments 229, 735 



fertiUzer experiments, Ala.College 212 



fertilizer experiments , Iowa 623 



fertilizer experiments , S.C 832 



fertilizer exx)eriments. Wash 425 



fertilizer experiments. Wis 626 



flea-beetle, desert, U.S.D.A 658 



flea-beetle, notes, Ind 753 



flowers, morphology 430 



for silage, culture experiments, Can 32 



Fusarium disease, studies, Iowa 348 



germ meal, analyses, Ind 268 



germination as affected by depth of plant- 

 ing 437 



gluten, protein supplements for 666 



grades for, Ky 268 



grading 230 



green manuring experiments 518 



ground, analyses, Can 65 



hogging down, Ohio 869 



hogging down, U.S.D.A 171,767 



improvement in Philippines 629 



inheritance of seed characters 521 



irrigation, U.S.D.A 439 



irrigation experiments 886 



kernels, fasciation in 335 



leaf miner, studies, U.S.D.A 256 



liming experiments 230 



meal, analyses. Mass 667 



meal, analyses, N.J 167 



meal, energy value, U.S.D.A 469 



meal, nutritive value as affected by mill- 

 ing 464 



nematode infection of 150 



nutritive properties 158 



oil cake, analyses, Mass 667 



plant food removed by, Ark 40 



pollination 527 



protein, nutritive value 865 



protein, supplements for 560 



root system 827 



rotation experiments, Ohio 829 



rotation experiments, R.I 528 



sampUng and grading, U.S.D.A 836 



seed, preservation 439 



seed selection, Utah 638 



silage. (See Silage.) 



stover, frozen, analyses. Can 65 



transpiration and photosynthesis 525 



transpiration in, U.S.D.A 226 



utilization of sugar by 125 



varieties 529, 735 



varieties, HI 135 



varieties, Kans 131 



