974 



EXPERIMENT STATION RECORD. 



[Vol. 43 



Orchards — Continued. 



spray schedules, N.J., 37 ; Ohio, 339. 



spraying experiments, Ohio, 357. 



spraying experiments, cooperative, 833. 



war devastated, renovation, 835. 



(See also Fruits, Apples, Peaches, etc.) 

 Oregon — 



College, notes, 100, 299, 400. 



Station, notes. 100, 299. 

 Organic — 



compounds, analysis, 503. 



evolution, treatise. 521. 



matter in soils, 18. 



mixtures, carbon determination in, 414. 

 Oriental peach moth. (See Peach moth.) 

 Onnenis pygmwa, notes, 555. 

 Ornamental plants, shrubs, or trees. (See 



Plants, Shrubs, and Trees.) 

 Orthoptera of northeastern America, 851. 

 Osmotic pressure in potato plants, 131. 

 Osteomalacia, relation to undernutrition, 



667. 

 Osteoporosis, relation to undernutrition, 



667. 

 Ostrich eggs, absence of xenia in, 776. 

 Ox warbles, agricultural importance, 853. 

 Oxalates in plants, 730. 

 Oxalic acid production, mechanism, 112. 

 Oxen, growth estimation, 371. 

 Oysters, spoilage, due to pink yeast, 663. 

 Oyster-shell scale, forms, in Illinois, 356. 

 Ozonium omnlvortim, notes. 652. 

 Pachira insignls, durability test of wood, 



44. 

 Pachyneuron coccortim, notes, 252. 

 Pachypappelia, new name, U.S.D.A., 758. 

 Paddy. (See Rice.) 

 Paint — 



protective value on steel, 283. 



white-lead, for control of apple-tree 

 borer, U.S.D.A., 762. 

 Paints, suitable for bridges, list, 284. 

 Palvwa langsdorffi^ possible economic value, 



40. 

 Paleoptis dloscorew, notes, 258. 

 Palm — 



coconut. (See Coconuts.) 



gul manufacture, 808. 



kernel cake, sugar content, 671. 

 Palms — 



and palm products in Philippines, 443. 



oil, disease, 849. 



oil, Fomcs lucidus on, 652. 



ornamental, notes, U.S.D.A., 339. 

 Palmyra bud rot, notes, 445. 

 Pancreas — 



changes in deficiency disease, 664. 



relation to diabetes, 370. 

 Pwpaipema nitela. (See Stalk borer.) 

 Papaver, latex vessels, function, 525. 

 Papaya disease, notes, 445, 652. 

 Papayas — 



anomalies of development, 818. 



coconut bud rot on, 156. 



culture experiments, 40. 



Paper — 



industry, discussion, 317. 



making, chemistry of, 409. 



making, possibilities of grasses, 317. 



pulp materials, Philippine, 841. 



pulp. (See Pulpwood and Wood pulp.) 

 Pappea capensis seeds, oil from, analyses, 



801. 

 Pappea meal, analyses, 802. 

 Paraguay kernels, oil from, 240. 

 Paraphorocera scniU.i, parasitism by, 858. 

 Parasites, hymenopterous, new species, 662. 



(See also Animal parasites, Poultry 

 parasites, and specific forms.) 

 Parasitism in plants, studies, 46. 

 Paratyphoid — 



bacilli, differentation, 785. 



C, studies, 685. 



enteritidis group, studies, 275. 

 Paria. cancellus on roses, 362. 

 Parldris hrevipemiis, notes, 259. 

 Paris green — 



analyses, N.J., 37. 



insecticidal value, Colo., 158. 

 Parks and reserves in Maryland, 651. 

 Parsnip web worm, notes. Conn. State, 252. 

 Parthenogenesis in pear-slug sawfly, 60. 

 Pasteurization. (See Milk and Cream.) 

 Pasture — 



experiments, cooperative, Ind., 331. 



management experiments. Wash., 436. 



V. barn for finishing steers, Ky., 373. 



V. crops, relative labor income, 92. 

 Pastures — 



improvement in Rhodesia, 638. 



mixed-grass, for dairy cows, U.S.D.A., 

 468. 



(See also Grass and Grassland.) 

 PatcMa virginiana. n. g. and u. sp., U.S.D.A., 



758. 

 Pauridia (n. g.) pcregrinxi, notes, 662. 

 Pavements, concrete, reinforcing, 790. 



(See also Concrete and Roads.) 

 Paving block, granite, laboratory tests, 85. 

 Pea — 



moth, life history notes, 850. 



moth, studies and control. Wis., 257. 



straw, digestibility, 569. 



straw for fattening cattle, 870. 



straw for sheep. Wash., 772. 



wilt, notes, 444. 

 Peach — 



aphis, Indian, notes, 852. 



as short-season fruit, U.S.D.A., 595. 



bacterial leaf spot, notes, Okla., 36. 



borer, control, 359 ; Pa., 554. 



brown rot, control, 238. 



brown rot, notes, 349. 



buds, moisture content as index of 

 hardiness, 39. 



canker, cause and control. Can., 847. 



crown gall, notes, 246. 



curculio, control, 238, 743. 



diseases, control. 111., 847. 



leaf curl, control, 445. 



leaf curl, notes, 246. 



