422 



EXPERIMENT STATION RECORD 



Peas— Continued. 



partridge, as green manure, (32) 42:i. 



partridge field, analyses, (28) 463. 



phosphoric acid content, (40) 508. 



plant nutrients removed by, (29) 837. 



precipitin test for, (31) 733. 



preparation and use, (32) 253. 



preservation, (29) 312. 



preservation by pressure, (32) 416. 



production in Spain, (28) 736. 



ratio of tops to roots, (31) 628, 733. 



relation to climate, (28) 27. 



respiration as aflected by electricity, (31) 33. 



rogues in, (34) 41. 



root development with other crops, (26) 129. 



root growth at various temperatures, (36) 28. 



Rounceval, culture experiments, (35) 135. 



seed color variation in, (37) 334. 



seed testing, (38) 41. 



seed treatment, (40) 443. 



seeding experiments under irrigation, (39) 133. 



selection and breeding, (31) 829. 



selection experiments, (36) 735. 



split, industry in Tunis, (39) 208. 



sprouting capacity in relation to antiscorbutic 



value, (39) 470. 

 stock or field, description, (30) 828. 

 Sturt, hybridization experiments, (26) 834. 

 subsoiling experiments, (37) 732. 

 Tangier, culture experiments, (30) 632; (32) 132; 



(33) 33. 

 toxic root secretions of, (35) 636. 

 transformation of nitrogen by (29) 133. 

 varieties, (26) 631, 632, 835; (27) 32, 334, 637; 



(29) 222, 530; (31) .829; (32) 431, 630; (33) 33; 



(35) 141; (36) 32, 735; (37) 825; (38) 33. 

 varieties and hybrids of, (33) 525. 

 varieties, new Swedish, (39) 833. 

 variety tests, (40) 434. 



water requirements, (26) 129; (34) 720; (38) 227. 



water requirements in India, (27) 429. 



wire frames for, (33) 891. 



yield of plump v. shrunken seed, (27) 734. 



yields, (28) 533. 



yields in Australia, (38) 133. 

 Peasants, Italian, in Sicily, standard of living, (26) 



358. 

 Peat— see also Moor soils. 



acidity and alkalinity of, (30) 715. 



agricultural value, (30) 588. 



analyses, (27) 327; (29) 119; (32) 520; (34) 521; 



(36) 27. 



and parent material, composition, (39) 425. 



and peat moors, utilization, (34) 618. 



as fertilizer or fertilizer filler, (34) 332. 



as source of ammonia, (27) 623. 



as source of organic animoniates, (37) 815. 



availability of nitrogen in, (26) 523; (28) 724, 



725; (38) 423. 

 bacterial treatment, (30) 721. 

 bacterized, (40) 222. 



bacterized and heated, comparison, (36) 219. 

 bacterized, fertiUzing value, (31) 821, 822, 826; 



(33) 124; (35) 324, 430, 628; (36) 219, 517, 726; 



(37) 426, 629, 719, 814; (38) 120, 328; (39) 116, 

 530. 



beds, denitrification in, (38) 514. 



bogs, converting into meadows, (37) 826. 



bogs in Michigan, (28) 521. 



bogs, utilization, (26) 323. 



burned, analyses, (35) 128. 



decomposition of cellulose in, (31) 25. 



deposits of United States, (39) 425. 



deposits of Vermont, (28) 422. 



digestibility and productive value, (37) 865. 



dust, storage of apples in, (29) 641. 



eSect on nitrogen assimilation in plants, (26) 



319. 

 extract, effect on nitrification, (26) 721. 

 fertilizing value, (26) 323; (27) 325; (28) 817, 820; 



(29) 518; (39) 726. 

 fertUizing value, judging, (37) 216. 

 filler, analyses, (26) 715. 

 fuel, preparation and use, (31) 123. 

 hog, descriptions of bones, (28) 767. 

 humification, (31) 120. 

 Industrial use, (33) 488. 

 industry in Canada, (36) 322. 

 industry in United States, (31) 122; (36) 624. 

 industry, notes, (34) 822. 



Peat — Continued. 



litter, absorptive power, (33) 722, 817, 818. 



litter as manure absorbent, (34) 517. 



litter machines, descriptions and tests, (27) 727. 



litter, treatise, (34) 624. 



machinery, tests, (34) 589. 



moistening, (33) 322. 



molasses, digestibility, (30) 568. 



moors and water powers, economic importance 



(32) 820. 

 moss as feeding stuff, (32) 259. 

 moss litter manure, notes, (26) 527. 

 moss, use as litter, (31) 30, 272. 

 mull, methods of analysis, (31) 806. 

 nitrogen as affected by heat, (39) 617. 

 nitrogen, formation of nitrates from (29) 624. 

 nucleic acid derivatives in, (38) 202. 

 of Germany, studies, (30) 715. 

 organisms that liquify agar, (35) 227. 

 production — 



and use in 1913, (33) 25. 

 and use in United States, (38) 820; (40) 221. 

 in United States, (34) 332. 

 resources of Wisconsin, (34) 786. 

 soils — 



adsorptive power, (34) 515. 

 analyses, (32) 212. 

 as aflected by lime, (29) 823. 

 deposits in Virginia coastal plain, (29) 513. 

 drainage, (37) 135; (38) 591, 690. 

 fertility, (28) 733. 



fertilizer experiments, (39) 428, 729. 

 fertilizers for, (37) 720; (39) 813. 

 for cranberries, (33) 736. 

 improvement, (33) 416; (36) 119. 

 in Minnesota and Wisconsin, (34) 618. 

 lime and phosphoric acid content, deter- 

 mination, (39) 504. 

 management, (37) 134. 

 microorganisms of, (38) 420. 

 nitrification in, (33) 422. 

 nitrogenous fertilizers for, (39) 428. 

 notes, (27) 617. 



of German East Africa, (37) 317. 

 Massachusetts, (37) 810. 

 Minnesota, analyses, (35) 625. 

 Ohio, (37) 212. 

 Picardy, (27) 619; (30) 514. 

 reclamation and improvement, (29) 890. 

 rotation and manurial experiments on, (33) 



227. 

 studies, (39) 10, 11. 

 treatise, (34) 618. 

 treatment, (30) 119. 

 Tunis phosphate for, (29) 519. 

 unproductiveness of, (30) 518. 

 use of manganese sulphate on, (39) 729. 

 vegetation as indicator of quality, (40) 718. 

 water movement in, (33) 322. 

 sphagnum, investigations, (28) 518. 

 straw, methods of analysis, (31) 806. 

 treatment with aerobic soil bacteria, (30) 399. 

 use, (27) 24; (28) 521. 

 use as fertilizer filler, (35) 24. 

 utilization in Italy, (31) 321; (32) 820. 

 water movement in, (33) 322. 

 Peaty swamp lands, improvement, (28) 32. 

 Pecan — 



catkins, disease of, (37) 844. 

 dieback, studies, (35) 850; (37) 652. 

 diseases — 



and insects in Georgia, (35) 461. 

 control, (39) 459. 

 descriptions, (30) 452. 

 notes, (37) 756; (39) 459, 553. 

 treatment, (31) 245. 

 industry in United States, (39) 647. 

 kernel spot, transmission, (39) 763. 

 leaf blotch, notes, (26) 56. 

 leal case-bearer, studies, (38) 656. , 



oil, digestibility, (38) 868. 



rosette in relation to soil deficiencies, (40) 544. 

 rosette, investigations, (32) 241. 

 rust, studies, (27) 547. 

 twig girdler, life history, (35) 661. 

 Pecans — 



analyses, (26) 337. 

 budding and grafting, (36) 743. 

 crown gall affecting, (28) 447. 

 culture, (28) 840; (34) 151, 740; (36) 139. 



