294 



EXPERIMENT STATION RECORD 



Herpetomoniasis — 



induced dcvelopmiiil of, (33) 862. 

 induced, in birds, CIS) 782. 

 relation to dop fleu. ':<2) 61. 

 Herpotrichia— 



nigra, new hosts for, (:«) 5.tO. 

 nigra, notes, (30) 152: (31) 845; (34) .'». 

 quinqucseptata n.sp., description, (33) 351. 

 Herring- 

 fresh and pickled, food value, (38) 365. 

 guano, KuRsian, analyses, (28) 722. 

 kippered, examination, (27) 165. 

 nieal, analyses and disestibility, (26) 567. 

 nutritive value, (40i *i6. 

 roe, dried, organic buses in, (29) 863. 

 salts, notes, (30) 558. 

 Herse convolvuli (?), notes, (31) 550. 

 Hessian fly- 

 control, (35) 899; (39) 863. 

 discrimination between kinds and varieties of 



grain, (38) 863. 

 dispersion by wind, (37) 260. 

 immunity of wheat to, (35) 759. 

 in Kansas, (37) 260, 564. 

 in Ohio, (39) 863. 

 larvae, migration, (39) 561. 

 life history and remedies, (38) 54. 

 notes, (28) 62; (29) 2.52, 353, 793; (30) 05(3; (31) 57, 

 155, 455, 790, 851; (32) 756; (33) 155, 357, 455; 

 (38) 406, 653; (39) 265, 561, 866; (40) 352. 

 parasites of, (30) 601; (35) 466; (39) 265. 

 remedies, (38) 6.53. 

 studies, (30) 157; (34) 250; (37) 760. 

 Heterakinae in Brazil, (30) 857. 

 Heterakis— 



columbae, embryology, (30) 555. 

 isolonche, notes, (26) 684. 

 papillosii, earthworm vector, (38) 83. 

 perspieillum, transmission, (30) 485; (36) 183. 

 spp., physiological investigations, (31) 679. 

 Heteramphusn.sp.. notes, (30) 850. 

 Heterobelvta chiicn.sis n.g. and n.sp., description, 



(37) 460. 

 Heterococcus n.g. and n.spp., descriptions, (40) 262. 

 Heterocordylus malinus, see Lygidea mendas, 



Apple red bug, and Kcd bug. 

 Heterodera— 

 radicicola — 



anatomy and life history, (32) 341. 



culture, (32) 49. 



description and treatment, (30) 50. 



injurious to cofTee, (32) 646. 



injurious to potatoes, (26) 748. 



life historv, (32) 900. 



new hosts of, (34) 349. 



notes, (26) 649, 844; (28) 648, 654; (29) 549; (30) 



448, 746; (32) 651: (34) 841; (36) 52, 150. 

 on Canada thistle, (31) 642. 

 cofTee, (.S4) 55. 

 cotton, (32) 3J2. 

 melons and cucumbers, (31) 52. 

 peonies, (33) .56. 

 potatoes, (33) 845; (40) 847. 

 sugar cane, (40) 157. 

 sweet peas, (32) 446; (37) 155. 

 studies, (26) 343. 

 treatment, (32) 843; (38) 555. 

 schachtii — 



biology and treatment, (28) 547. 

 in California, (34) 458. 

 notes, (28) 149. 

 rearing on agar, (33) .547. 

 review of investigations, (28) 446. 

 studies, (27) 3,52; (28) 346, 545; (35) 151. 

 treatment, (26) 648; (33) 851; (36) 450. 

 sp. on peas, (40) 845. 

 spp., notes and treatment, (27) 354. 

 spp. on potatoes, (37) 157. 

 spp., parasitism, (30) 047. 

 Heterolysins, studies, (iO) 578. 

 Heteromicta latro affecting bananas, (31) 253. 

 Heteronychus mashunus, life history and control, 



(39) 565. 

 Heteronyx piceus injurious to alfalfa, (35) 363. 

 Heteropezinae, studies, (30) 657. 

 Heterophyes heterophyes, transmission by flies, (38) 



663. 

 Heteroptera— 



from west coast of South America, (37) 357. 

 palearctic, catalogue, (30) 455. 



Heteroscapusronnain.g.and n.sp., description, (39> 



566. 

 Heterosis — 



bearing on double fertilization, (40) 226. 



explanation, (38) 367. 



Mendelian interpretation, (40) 323. 

 Heterospilus prosopidis, notes, (29) 253. 

 Heterosporium — 



betae n.sp., notes, (29) 647. 



eehinulatum, parasitism, (29) 647. 



gracile, studies, (34) 354. 



variabile, investigations, (26) 648. 



variabile, notes, (26) 55. 



variabile, treatment, (28) 446. 

 Heterothrips — 



new species, description, (35) 8.53. 



sericatus n.sp., description, (30) 658. 

 Heterozygosis— 



in evolution and plant breeding, (29) 31. 



studies, (27) 428. 

 Hevea- 



brasiliensis, see Rubber. 



canker, notes, (32) 242. 



spp., tapping experiments, (26) 443. 

 Hevi, ase.xual propagation, (32) 142. 

 He.xagona spp., on forest trees, (40) 349. 

 Hexamethylenamin, determination, (3.5) 616. 

 Uexamethvlenetetrumin, assimilation by plants, 



(26) 32. 

 Hexane — 



effect on soil microorganisms, (31) 27. 



sterUization of soils by, (32) 816. 

 Hexaplasta, n.spp., descriptions, (33) 360. 

 Hexham scent weed, descrijjtion, (36) 639. 

 Hexoic acid in butter, constitution, (29) 508. 

 Hexotrioses, decomposition, (26) 310. 

 Hibernation, theories, (37) 156. 

 Hibiscus- 

 breeding experiments, (27) 741; (29) 235; (32) 

 742; (34) 146: (36) 8.39. 



cannabinus.cidture and improvement, (28) (533. 



cannabis, production in Africa, (40) 238. 



culture in Burma, (29) 736. 



insects affecting, (30) 445. 



moscheutos, insects affecting, (40) 754. 



oculiroseus, dwarf sport, (34) 335. 



ornamental, in Hawaii, (30) 445, 839. 



propagation, (27) 143. 



sabdariffa — 



analyses, (31) 366. 

 culture and use, (27) 40. 

 description and analysis, (29) 161. 

 n.vars., descriptions, (31) 535. 



spp., notes, (27) 431. 



spp., root system, (39) 230. 



syriacus, food plant of cotton boll weevil, (31) 

 458. 



syriacus, supernumerary carpels in, (28) 832. 

 Hickories — 



dying, cause and remedies, (26) 560. 



grafting, inarch method, (31) 443. 



parthenogenesis in, (30) 544; (31) 443. 



shagbark, grafting, (31) 443. 



top-working with pecans, (35) 745. 

 Hickory- 

 aphis, little — 



on pecan, (38) 157. 

 studies, (31) 753. 



as a pollenizer for pecans, (3(j) 344. 



bark beetle — 



notes, (27) 755; (30) 655; (32) 550; (j4) 158. 

 remedies, (26) 560; (35) 760; (36) 856. 



bark borer — 



notes, (26) 856; (28) 158; (30) 056; (33) 58, 252. 

 remedies, (29) 457. 



borers, notes, (40) 269. 



cossid on pecan, (38) 157. 



destructive distillation, (27) 745. 



distillation value, (32) 48. 



gall aphid, notes, (37) 255. 



grass, notes, (29) 441. 



leaf galls, descriptions, (35) 468. 



leaf stem gall louse, notes, (33) 58. 



manufacture and utilization, (26) 544. 



mealy bug, description, (36) 551. 



nut oil, digestibility, (38) 868. 



nut oil, notes, (30) 165. 



nuts, analyses and food value, (30) 165. 



nuts, distribution of nitrogen in, (36) 269 . 



phylloxera on pecan, (38) 157. 



