48 BUL. 1199 (SUP. 2), TJ. S. DEPARTMENT OE AGRICULTURE 
Phytosterols — i 
in corn and wheat endosperm, N. Y. 
State Tech. Bui. 108. 
in corn, cottonseed and linseed oil, 
N. Y. State Tech. Bui. 95. 
in corn pollen, N. Y. State Tech. Bui. 
92. 
Pigs— 
anthelmintic experiments, Ohio Bui. 
378. 
breeding and management, N. Dak. 
Bui. 167. 
butter milk and lactic acid for, Mass. 
Bui. 217; Tex. Bui. 305. 
■cottonseed and cottonseed meal for, 
Tex. Bui. 305. 
feeding experiments, Iowa Res. Bui. 
79 ; Mont. Bui. 165 ; Tex. Bui. 305. 
feeding for market, Oreg. Bui. 196. 
feeding in dry lot, Mont. Bui. 169. 
garbage for Wyo. Bui. 135. 
grazing and feeding, Miss. Bui. 218. 
minerals for, Ala. Bui. 222. 
on pasture, 111. Bui. 247. 
orphan, raising, Iowa Res. Bui. 79. 
peanut meal for, Ala. Bui. 224. 
peanuts for, Ala. Bui. 223 ; Tex. Bui. 
305. 
potatoes for, S. Dak. Bui. 209. 
protein supplements for, Tex. Bui. 305. 
rice bran and polish for, Tex. Bui. 313. 
self-feeder, Tex. Bui. 305. 
spring vs. fall, feeding cost, Minn. Bui. 
213. 
worms, control, Ohio Bui. 378. 
Tine, white, transpiration studies, Vt. Bui. 
238. 
Pineapple, chlorosis due to manganese, Ha- 
waii Bui. 52. 
Pineapple pear, Ga. Bui. 142. 
Pinto beans for cattle, N. Mex. Bui. 143. 
JPinus stroous, transpiration, studies, Vt. 
. Bui. 238. 
Plant — 
communities of North Carolina, N. C. 
Tech. Bui. 25. 
diseases, environment study, Nebr. Res. 
Bui. 28. 
diseases. {See also specific diseases 
and host plants.) 
growth, effect of seed weight, N. J. 
Bui. 404. 
lice on vegetables, Pa. Bui. 186. 
nutrition studies, Calif. Tech. Paper 
8, 13. 
tissues, effect of ahpids, Pa. Bui. 182. 
Plants — 
poisonous to livestock, Ind. Bui. 270 ; 
Nev. Bui. 105. 
woody, cross transfer of foods, Md. 
Bui. 257. 
Plat yields, statistical study. N. Y. State 
Tech. Bui. 94. 
Plectodiscella veneta, Wis. Res. Bui. 59. 
Plums — 
blossom bud, effect of defoliation, Wis. 
Res. Bui. 56. 
stocks, N. Y. State Bui. 498. 
Pneumonia in calves, Calif. Bui. 353. 
Pollen — 
corn composition, N. Y. State Tech. 
Bui. 92. 
pecan, production, Ga. Bui. 144. 
Pollination — 
filberts, Oreg. Bui. 208. 
pear, Calif. Bui. 373. 
Popcorn, popping, relation to moisture con- 
tent. N. Y. State Bui. 505. 
Popillia japonica, N. J. Bui. 380. 
Population, farm, movement, N. Y. Cornell 
Bui. 426. 
Populus deltoides, Iowa Bui. 223. 
Poria incrassata, La. Bui. 190. 
Pork, cost of production, La. Bui. 187. 
Porosagrotis orthogo-nia, N. Dak. Bui. 179. 
Potash, active, effect of cropping, Tex. Bui. 
325. 
Potassium — 
effect on orange trees, Calif. Tech. 
Paper 11. 
soil, effect of fertilizers and cropping, 
Ohio Bui. 379. 
Potato — 
blackheart. Calif. Tech. Paper 14. 
blight, late, influence of weather, N. J. 
Bui. 384. 
hills, spacing, Conn. Storrs Bui. 119. 
hopperburn, control, Ohio Bui. 368. 
leafhopper, bionomics and control, 
Iowa Res. Bui. 78. 
leafhopper. relation to hopperburn, 
Ohio Bui. 368. 
leafroll. Ind. Bui. 284; N. Y. State 
Bui. 522. 
mosaic, control, N. Y. State Bui. 522. 
spindle tuber, Me. Bui. 312. 
sprouts, seed value, Md. Bui. 265. 
stem-end rot, caused by Fusarium 
eumartii, Nebr. Res. Bui. 27. 
tipburn, control, Ohio Bui. 368. 
wilt, caused by Fusarium eumartii, 
Nebr. Res. Bui. 27. 
wilt, caused by Fusarium oxysporum, 
Nebr. Res. Bui. 23. 
Potatoes — 
breeding, methods. Minn. Tech. Bui. 
25. 
composition, effect of nitrates, Colo. 
Bui. 291. 
degeneration, Me. Bui. 316 ; Nebr. Res. 
Bui. 24, 26. 
diseases, Fla. Bui. 169; Kans. Bui. 
231 ; Mich. Spec. Bui. 125 ; Nebr. 
Bui. 186 ; Ohio Bui. 374. 
dusting vs. spraying, N. Y. State Bui. 
518. 
experimental error in plat tests, W. Va. 
Bui. 189. 
fertilizer experiments, Md. Bui. 251 ; 
Minn. Bui. 212. 
for fattening pigs, S. Dak. Bui. 209. 
insects. Fla. Bui. 169. 
irrigation, Utah Bui. 187. 
nutrient solutions, effect, Md. Bui. 270. 
row competition and border effect, 
N. Y. State Bui. 518. 
