972 



EXPERIMENT STATION RECORD. 



[Vol. 43 



North Carolina — 



College, notes, 399. 



Station, report, 496. 

 North Dakota — 



College and Station, notes, 900. 



Station, report, 397. 

 Noarma apis in hive bees, 59. 

 Nuclear bodies, nature and behavior, 524. 

 Nucleic acid derivatives, effect on plant 



growth, 514. 

 Nursery — 



inspection, 237 ; Conn.State, 251. 



stock, imported, insect pests on, 352. 



stock, nematodes affecting, 350. 



stock, selection, Ohio, 339. 



stock, snow smothered, molding, 840. 

 Nut- 

 industry, American, 240. 



industry, in Italy, 438. 

 Nutrient — 



media. (iS'ce Culture media.) 



solution, relation to composition of 

 cell sap, 224. 



solutions as affected by sand, 210. 

 Nutrition — 



and physical efficiency, 365. 



clinics and classes, 167. 



effect on diazo value of urine, 368. 



human, treatise, 261. 



In Germany during the war, 459. 



laboratory of Carnegie Institution, re- 

 port, 66, 266. 



of infants, role of vitamins in, 663. 



role of calcium in, N.Y.State, 574. 



studies, 763. 



(See also Diet, Metabolism, Vitamins. 

 etc.) 

 Nutritive media, effect of concentration on 



plants, 523. 

 Nut.s — 



culture, Mich., 649. 



culture and expression of oil, 240. 



culture experiments, Md., 143 ; 

 U.S.D.A., 339. 



variety tests, U.S.D.A., 339. 

 Nuttallia equi, notes, 83. 

 Oak- 

 diseases, notes, 754. 



mildew, effect on •seedlings, 241. 

 Oaks — 



as affected by sodium chlorid, 344. 



breeding experiments, 536. 



natural regeneration, cause of failure, 

 241. 



Stereum gausapatum on, 449. 

 Oat- 

 crown rust, biologic forms, 653. 



diseases, control, Tex., 845. 



Fusarium disease, 751. 



grass, tall, culture experiments, 

 Wash., 436. 



halo blight, studies, 545. 



hulls, analyses, N.J., 672 ; R.I., 672 ; 



Vt., 464. 

 rust, studies, Iowa, 654. 



scab organism, production, of conidia, 

 545. 



Oat — Continued. 



shorts, analyses, Ind., 867. 

 smut, notes, 445. 

 smut, studies, Wash., 750. 

 straw, digestibility, 569. 

 straw for farm horses. Mo., 775. 

 straw, sugar content, 671. 



Oats — 



and peas as orchard cover crop, Pa., 



538. 

 and peas as spring forage, Mo., 736. 

 as affected by carbon dioxid in soils, 



N.Y.Cornell, 813. 

 as affected by fineness of lime, 325. 

 as hay crop, 527. 

 cost of production, Ohio, 392. 

 culture, Mich., 639. 

 culture experiments, 824 ; Ark., 137 ; 



Mont., 332, 739 ; Nebr., 637 ; Ohio, 



334 ; U.S.D.A., 134. 

 culture in lead and zinc regions, 513. 

 culture on peat soil, 23. 

 culture on reclaimed peat swamps, 



Oreg., 22. 

 fall planting. Wash., 738. 

 fertilizer experiments, 322 ; Can., 727 ; 



Minn, 627 ; N.C., 424 ; Okla., 32 ; 



S.C, 126. 

 ground, analyses, Vt., 464. 

 irrigation experiments, Utah, 230. 

 manuring experiments, Minn., 627, 815 ; 



Utah, 218. 

 period of greatest nitrate utilization, 



111., 215. 

 phosphoric acid content, relation to fer- 

 tilization, 518. 

 rotation experiments, Okla., 32 ; U.S. 



D.A., 435. 

 seed treatment, 642. 

 seeding experiments, Ark., 138 ; N.C., 



434; Ohio, 334. 

 seeds, longevity of, 832. 

 V. rice meal as cattle feed, 172. 

 varieties, Ariz., 733 ; U.S.D.A., 637. 

 variety tests, 34, 231, 232, 528; Ark., 



137 ; Can., 735 ; Md., 134 ; Minn., 



636, 823 ; Mo., 736 ; N.Dak., 332 ; 



N.H., 34 ; Nev., 228 ; Ohio, 334 ; 



Okla., 32 ; U.S.D.A., 134, 639 ; Wash., 



737 ; Wyo., 135. 

 wheat nematode attacking, 751. 

 wheat-head army worm affecting, 54. 

 winter, as pasture feed, U.S.D.A., 171. 

 winter, variety tests, Md., 134. 

 winterkilling, remedies. Ark., 138. 

 yields, 829. 



yields in Australia, 528. 

 Oe'balus pugnax on rice, U.S.D.A., 253. 

 GEnothera — 



hybrids, Mendelian splitting in pollen, 



visibility of, 521. 

 inheritance studies, 729. 818. 

 (Enothera lamarckiana simplex, notes, 521. 

 OSnotheras as nuclear chimeras, 223. 

 (Esophagostoma columbianum, notes, 883. 

 Offal content of flour, 314. 



