1182 



EXPERIMENT STATION RECORD. 



Page. 



Plum trees, pruning, Mass. Hatch 437 



wood, ash analyses, Can 232 



Plums, analyses 754 



Cal 255 



and cherries, hotany 640 



hlooming season, Ala. College 1042 



cross fertilization hy hees, X. Mex. . 871 



culture 040 



N.Mex 854 



European, varieties, Mass. Hatch . . . 436 



grafting 355 



Kans 351 



Green Gage 753 



hardiness of huds 152 



Japanese, N. T. Cornell 640 



varieties, Mass. Hatch . . . 436 



native, culture in Northwest, Wis . . 45 



notes, Fla 062 



La 547 



plant lice attacking, 1ST. T. State 467 



thinning, Can 848 



varieties, Cal 254 



Mich 49 



N.Y.State 254 



Plusia cemula, early phases 770 



brassicce, notes, N ev 164 



N. Y. State 270 



Plutella cruciferarum, notes, Nov 164 



Pneumonia, infectious, of sheep 497 



Poa, annual, culture experiments, Cal 244 



Poa annua, notes, Cal 244 



arachnifera, notes, Cal 245 



atropurpurea, notes, U. S. D. A 516 



capillaris, notes, U. S. D. A ""16 



hanscni, notes, U. S. D. A 516 



juncifolia, notes, U. S. D. A 516 



longipedunculata, notes, U. S. D. A 516 



trivialit, notes, Cal 244 



Pod spot of heans, N. J 446 



Podisus, species in United States 570 



Pa-ciloeapms lineatus, notes, Midi 168 



Pa'cilochroa minuta, notes 273 



Poison hemlock, notes, U. S. D. A 516 



ivy, notes, U. S. D. A 510 



oak, notes, U. S. D. A 516 



of honeybees 765 



sumac, notes, TJ. S. D. A 510 



Poisoning by Kafir corn 094 



mushrooms 417 



TJ.S.D.A 47 



Polar expeditions, Wellman, TJ. S. D. A. . . 325, 419 



Polarimetric method for starch in flour 314 



Pole beans, varieties, Can 849 



Polenta, digestibility 180 



Polimanti method for determination of fat. . 118 

 Pollen, effect on ripening season of straw- 

 berries, Wis 755 



Pollens, biology and morphology 416, 1013 



Pollination, studies 152 



Polliniafulva, notes 416 



Polyembryony in Opuntia vulgaris 23 



Polygonum muhlcnbcrgii, notes, Iowa 1048 



ramosissimum, notes, U.S. D.A. 343 



sachalincnse, notes, Cal 245 



Pohjporus hartigii, notes 653 



Page. 



Potythrinciurn trifolii, notes, N. J 4.46 



Pomaceae, structure of wood 644 



Pomegranates, notes, La 547 



Pomelos, analyses, Cal 255 



Pomology, Division, U. S. D. A 552 



Poplar hawk moth, Nov 164 



leaf- gall louse, Nev 104 



Poplars, canker 59 



Pork from different breeds, comparison, U. , 



S. D. A 878 



production for cotton farmers, Ark. . . 1089 



in Kansas 584 



Porto Rico, trade, U. S. D. A 197 



Portulaca oleracea, analyses, Ind 275 



notes, Cal 244 



U.S. D.A 343 



pilosa, notes, U. S. D. A 343 



Potash and phosphoric acid for meadows. . . 147 



as perchlorate, determination 819 



bulb, new form 1005 



crude, method of analysis 19 



determination 310, 412. 005, 1004 



without removal of 



iron, calcium, etc. . . 408 



fertilizers, effect on beet sickness . . 653 



for beets, Mass. Hatch. . . 636 



peas, Mass. Hatch . . . 636 



industry 1034 



in potassic fei tilizers, determination 409 



soils, conservation, Del 134 



determination, Del 134, 514 



of volcanic origin 620 



of plants as affected by water con- 

 tent of soil 1024 



production from ashes of trees and 



grasses 235 



requirements of soil, experiments. . . 335 



salts, absorption by plants 1013 



effect on composition and yield 



of potatoes 140 



for wheat 623 



production and distribution.. 136 



use in agriculture 136 



Potassium carbonate, analyses, R.I 919 



as affecting beet sick- 

 ness 266 



in salt, determination 20 



chlorid, analyses, Conn. State.. . 230 



Mass. Hatch . 428 



N.H 36 



N.J 420, 1031 



R. I 919 



Wash 716 



for potatoes 141 



vs. sulphate of potash, 



difference in action.. 136 



nitrate, analyses, R. I 919 



determination of per- 

 chlorate 410 



perchlorate experiments 427 



permanganate for determination 



of potash 820 



sulphate, analyses, Conn. State. 230 



Mass. Hatch 428 



N. J 426, 1031 



