SUBJECT INDEX 



387 



Nicotiana — Continued. 



hybridization experiments, (30) 329, 330. 

 hybrids- 

 inheritance in, (28) 530; (37) 433. 



inheritance of flower size in, (29) 216. 



sterility in, (37) 225. 



studies, (29) 320. 

 inheritance in, (36) 629. 

 inheritance of size in, (35) 819. 

 parthenogenesis — 



and parthenocarpy in, (33) 435. 



in, (30) 224. 



parthencarpy, and phenosphermv in, (34) 

 136. 

 rustica, iramunitv to gummosis, (28) 446. 

 self-sterility in, (38) 823. 

 spp., hybridization experiments, (27) 428. 

 spp. hybrids, studies, (27) 230. 

 studies, (28) 530. 

 tabacum, correlation and inheritance in, (27) 



535. 

 tabacum, cytokinesis of pollen mother cells, 



(40) 518. 

 tabacum, inheritance of characters in, (30) 29. 

 variation of flower size in, (33) 435. 

 viscosum, mosaic disease of, (36) 451. 



Nieotin— 



as by-product of tobacco culture, (32) 137. 

 content of tobacco plants, (29) 503. 

 detection on sprayed plants, (38) 56. 

 determination, (27j 14; (29) 810; (31) 613, 714. 

 determination in — 



insecticides, (32) 296. 

 presence of pyridin bases, (26) 316. 

 tobacco, (26) 412; (28) 412; (37) 14. 

 tobacco extracts, (26) 412, 413, 510, 511. 

 distribution in tobacco plant, (26) 333. 

 eflect on larvae of eudemis moth, (26) 860. 

 eflect on plant growth, (37) 632. 

 emulsion for, (37) 760. 

 extraction from tobacco, (29) 118. 

 extracts, preparation on the farm, (32) 158. 

 in tobacco compounds, analyses, (26) 714. 

 insecticidal value, (30) 737; (36) 152. 

 oleate, preparation and insecticidal value, (39) 



462. 

 oxalate, use on tobacco, (26) 638. 

 parafiin emulsion, use, (39) 763. 

 preparations, analyses, (27) 441. 

 preparations, combining with spray mixtures, 



(34) 158. 

 solutions, aqueous, concentration and optical 



rotatory power, (37) 14. 

 sprays, use with soap, (40) 752. 

 sulphate— 



as codling moth ovicide, (38) 860. 



insecticidal value, (37) 559, 660. 



sprays, tests, (40) 161, 162. 



sprays, wetting power and efficiency, (36) 



455. 

 use with Bordeaux, (34) 61. 

 variation in tobacco plant, (27) 830. 

 Nicotina, analyses, (26) 65. 

 Nicotinic acid — 



in rice bran, (29) 263; (31) 714. 

 in rice polishings, (33) 167. 

 Nidorella auriculata, analyses and digestibility, 



(27) 871; (32) 167. 

 Nigella, floral anomalies in, (29) 629. 



Niger — 



cake, analyses, (30) 176. 



cake, digestibility, (28) 464. 



cake, feeding value, (26) 267, 673; (30) 176. 



seed cake, analyses, (27) 670. 



seed cake, elTect on milk and butter, (34) 570. 



seed plant, culture for seed, (37) 230. 



Night soil- 

 analyses, (30) 26; (38) 23, 723. 

 fertilizing value. (26) 631; (27) 337; (35) 323; 



(38) 624; (39) 81 7. 

 microorganisms, eflect on soil productivity, (27) 



722. 

 preservation, (29) 731. 

 treatment with manganese chlorid, (26) 425. 



Night temperature- 

 increase with height, (40) 314. 

 relation to humidity, (40) 715. 

 studies in Roswell fruit district, (40) 117. 



Night wells, formation, (30) 511. 



Nigredo — 



caryophyllina, internal uredinia of, (35) 635. 

 fallens, aecial stage on red clover, (37) 752. 

 NUe— 



flood of 1912, (33) 510. 

 river delta, fertilitv map of, (31) 119. 

 silt, (40) 620. 



water, fertilizing value, (28) 514. 

 Nili maize, fertilizer experiments, (38) 233. 

 Ninebark borer, notes, (28) 1.55. 

 Ninhydrin reaction, relation to age and habits of 



individuals, (33) 876. 

 Nipa palm- 

 alcohol from, (29) 414. 

 fiber, tests, (31) 526. 

 sap, studies, (30) 16. 

 Nippon river fever, see Tsutsugamushi. 

 Nipponorthezia, new genus, description, (37) 358. 

 Nishiyana n.g. and n.sp., description, (38) 857. 

 Nisotra uniform's on cotton, (40) 256. 

 Niter- 

 cake, effect on barley, (40) 515. 

 cake in superphosphate manufacture, (40) 221. 

 soils, reclamation, (38) 323. 

 spots in cultivated soils, (32) 29. 

 spots in soOs, origin, (33) 121; (34) 811, 812; (35) 



724. 

 spots in western soils, origin, (36) 423. 

 Nitocris — 



princeps, notes, (31) 61; (32) 847. 

 usambicus, notes, (26) 253. 

 Nitragin — 



notes, (26) 723; (27) 322. 



tests, (26) 123, 322, 521; (27) 322; (28) 426; (29) 733. 

 p-Nitranilin, insecticidal value, (34) 359. 

 Nitrate — 



content of— 



arable soils, fluctuation in, (30) 716. 

 dried soOs (32) 817. 



soils as aftected by fallowing, (26) 421. 

 soils as affected by tillage methods, (40) 719. 

 soils, relation to wheat yield, (40) 719. 

 deposits — 



descriptions and origin, (28) 522. 

 in California, (28) 424. 



Chile, (27) 519; (28) 522; (29) 517. 

 Idaho and Oregon, (34) 220. 

 United States, (27) 22; (28) 522. 

 origin, (31) 724. 

 diphosphate, fertOizing value, (34) 327. 

 exports from Chile, (30) 626. 

 ferment, studies, (32) 523; (33) 726. 

 industry in — 



Chile, (26) 425; (27) 24, 519, 723, 727; (31) 724; 



(33) 326; (37) 217. 

 Germanv, history, (28) 625. 

 Norway, (29; 126. 

 of ammonia, see Ammonimn nitrate, 

 lime, see Calcium nitrate, 

 potash, see Potassium nitrate, 

 soda, see Sodium nitrate, 

 phosphate, fertilizing value, (28) 520. 

 salts, industry in India, (37) 722. 

 shales, analyses, (29) 318. 

 supply in United States, (38) 817. 



Nitrates — ,,. ,„ ^ 



absorption by corn and lupine seedlings, (35) 



435. 

 absorption by legumes, (36) 329. 

 accumulation as affected by green manuring, 



(33) 721. 

 accumulation in soils, (38) 211; (39) 323. 

 analyses, (34) 222. 



and nitrites, determination, (40) 309. 

 artificial, production and use, (29) 517. 

 assimilation, (30) 824; (32) 223. 

 assimilation by — 



mold fungi, (31) 223. 

 plants, (27) 332; (28) 526; (30) 219. 

 soil microorganisms, (26) 617. 

 Streptothrix, (27) 621. 

 atmospheric, accumulation and utilization in 



soils, (30) 325. 

 bacterial destruction of, (31) 819. 

 behavior in cultivated soils, (2*) 626; (28) bil , 



723; (29) 515. 

 circulation in soils, (28) 720; (30) 623. 

 detection, (27) 8; (33) 804. 

 detection in milk, (31) 508. 



