351 



Page. 



Pua iterdtinii, notes on, X. Y. Cornell Sta... 282 



triviality, notes on, X. Y. Cornell Sta 282 



Pocket miee, Xorth American, revision of; 



U. S. D. A 109 



Pollen, eHects of rain upon , N. ,1. Sta 134 



Ponrl life, studies in. Ohio Sta 292 



Poplar borer, notes on. Colo. Sta 12 



Minn. Sta 232 



girdler, notes on. Minn. Sta 232 



Poplars, directions tor growing cuttings, 



Minn. Sta 232 



growth from hard-wood cuttings, 



Minn. Sta 93 



in.sects affecting, Minn. Sta 232 



Ru.ssian. notes on, S. Dak. Sta 31.5 



varieties, S. Dak. Sta 315 



varieties, Minn. Sta 232 



I'opiiliis alha, growth from hard-wood cut- 

 tings, Minn. Sta 93 



certincui^i.t, notes on, S. Dak. Sta.. 20,315 



monilifera, notes on, Xebr. Sta 2.53 



nolester, notes on, S. Dak. Sta 20 



pyramidali^, notes on, S. Dak. Sta.. 20 

 Potash, cost from different .sources- 

 Conn. State Sta IG 



X.J. Sta 2.38 



experience of Xew .Jersey farmers 



with, X. .1. Sta 133 



for corn, X. J. Sta 132 



sorghum, N. J. Sta 132 



sugar-cane, La. Sugar Sta 6.5 



sweet potatoes, X. J. Sta 132 



wheat, Ohio Sta 2S9 



in feeding stuft'.s, Conn. State Sta. . 14 



^^ass. State Sta . . 77 

 fertilizers, need of in Indiana, 



Ind. Sta 73 



field experim'ts, Ala. College Sta 62 



X.J. Sta 131 



S. C. Sta 147 



muriate of — 



as fertilizer for corn, 111. Sta ... 33 



Vt. Sta... 1.56 

 for home-mixed manures, X. H. 



Sta 129 



in ticld experiments, N. J. Sta . 132 

 S.C.Sta. 147,148 

 relation of amounts in fertilizers 



and in crop, K y. Sta 62 



.salts, analyses of. Conn. State Sta. . 15 

 sulphate of, as fertilizer for pota- 

 toes, Ky.Sta 219 



for black-rot of grapes, 



Del. Sta 196 



valuation of, X. J. Sta 131 



Pota.ssium sulphide, for goo.seberry mildew 



and ajiple scab, U. S. D. A 169 



Potato beetle, Colorado, Del. Sta 22 



Ohio Sta 13S 



S. Dak. Sta 21 



blight and rot, remedies for, Ma.ss. 



Hatch Sta 225 



new disease of. Tenn. Sta 150 



plant in Xew York, little-known ene- 

 mies of, Ind Sta 41 



Page. 

 Potato rot, description and treatment, Tenn. 



Sta 1.50 



experimentin treating, OhioSta. 291 



notes on. Me. Sta 74 



Mass. Hatch Sta 225 



X. J. Sta 264 



scab, di.scussion of, U. S. D. A 168 



experiments with, Mass. State 



Sta 80 



sweet, rot of, X.J. Sta 265 



water as an insecticide, Iowa Sta ... 45 

 Potatoes — 



determination of starch in, Colo. Sta... 13 

 field experiments with — 



Ala. Canebrake Sta 188 



Ind. Sta 35 



Ky. Sta 219 



Mass. State Sta SO 



Mich. Sta 86 



X. C. Sta 284 



in pig-feeding experiment, Kan. Sta... 216 



methods of culture, ]\rinn. Sta 94 



planting and culture — 



Ky.Sta 219 



K. I. Sta 297 



preparation of seed, Ky. Sta 219 



Mich. Sta 86 



K. I. Sta 297 



Rural trench system of planting. Ind. 



Sta 35 



sweet, field experiments with, Ala. Col- 

 lege Sta 3 



preservation of, Ga. Sta 27 



varieties, Xebr. Sta 2.54 



vines, analyses of, Ga. Sta 198 



varieties, Ala. Canebrake Sta 188 



Ala. College Sta 184 



Colo. Sta 13 



Ind. Sta 35 



Ky. Sta 219 



Md. Sta 76 



Ma.ss. Hatch Sta 84 



Mich. Sta 86, 89 



Minn. Sta 99 



Xebr. Sta 122, 2.54 



Pa. Sta 142,143 



R, I. Sta 297 



Pisylhihora IQ-macnlaUi, notes on, Ohio Sta . . 292 

 Publications of— 



Office of Experiment Stations 2 



stations, editorial notes on 310 



li.st of 52, 113, 172, 241, 304 



number issued during 1889 118 



r. S. 1). A., abstracts of 103, 168, 235, 299 



list of 50, 111, 171, 240, 303 



Piicrinid (jramini», P. coronafa and P. riihi- 



(jo-vera, of wheat rust, Ind. Sta 204 



Pumpkins, varieties, Xebr. Sta 254 



Purdue University 36, 204 



QuercKii alba, Q. ohtu,<iJ'olia, and Q. rubra. 



analyses of, Ga. Sta 26 



Quince, leaf-blight of, X. Y. Cornell Sta ... 283 



spot of, Ohio Sta 294 



Quinc-es, varieties, Mich. Sta 229 



Radishes, varieties, Nebr. Sta 2-54 



