46 



EXPERIMENT STATION RECORD 



Apoplexy— 



in winter-fed lambs, (26) 368. 

 parturient, see Milk fever. 

 Aporia cratnegi, notes, (33) 652. 

 Aporrectodeii chlorotica, carbon dioxid exhalation 



of, (26) 619. 

 Aposphaeria — 



pomi, notes, (20) 449. 

 ulei, notes, (37) 253. 

 Apparatus- 

 absorption, (40) 308. 

 automatic burette, (40) 505. 

 condensing, (40) 308, 709. 

 digestion, (40) 410. 

 distilhilion, (40) 709. 

 extraction, (40) 806. 

 filtration, (40) 409. 

 for ammonia — 



distillation, (40) 709, 806. 



oxidation, (40) 815. 

 for analysis of gases, (40) 111. 

 for determining- 

 nitrates and nitrites, (40) 309. 



urea in blood, (40) 207. 



water in food materials, (40) 204. 

 for distributing Dakin's solution, (40) 12. 



filling and inoculating agar plates, (40) 805. 



measuring leather, (40) 208. 



rapid evaporation, (40) 505. 



serum distribution, (40) 581. 



tubing culture media, (40) 12. 

 glass safety valve, (40) 709. 

 laboratory, new or modified, (39) 9, 414, 502, 



503,505,611, 713, 714,804. 

 mechanical pipette, (40) 806. 

 nitrogen, all-glass, (40) 609, 806. 

 osmotic pressure, description, (40) 801. 

 respiration, portable, (40) 465. 

 special stopcock, (40) 202. 

 Appetite— 



as affected by ventilation, (33) 664. 

 studies, (37) 166. 

 Apple— 



Alternaria rot, Longyear's, (38) 453. 

 anthracnose— 



description and treatment, (27) 249. 



notes, (31) 53; (33) 98; (34) 95, 542. 



studies, (29) 153. 

 aphis— 



and Aphis sorbi, remedies, (39) 760. 



and red bugs, notes, (34) 160. 



banded, remedies, (36) 857. 



biology of, (31) 250. 



brown, notes, (35) 253. 



control, (40) 162, 163, 549, 649, 754. 



correct name, (38) 462. 



distribution of pear blight by, (33) 149. 



green, notes, (29) 353; (35) 657. 



green, occurrence of an intermediate in, 

 (33) 748. 



green, remedies, (33) 58, 557. 



in Great Britain, (36) 253. 



in Maryland, (38) 154. 

 • key for stem mothers, (39) 360. 



life histories and habits, (35) 462. 



migratory, notes, (33) 554. 



notes, (27) 53; (29) 353, 652; (33) 253; (36) 

 854; (38) 358; (40) 647, 648, 649, 650. 



purple, remedies, (33) 557. 



remedies, (29) 356; (30) 55, 852; (32) 449, 

 536; (33) 253; (34) 147; (35) 456, 757, 838 

 (36) 855; (37) 54, 156; (38) 257, 561, 857 

 (39) 345; (40) 161. 

 aphis, rosy— see also Aphis, rosy. 



alternate hosts, (39) 464. 



life history and remedies, (30) 251. 



predatory enemy of, (30) 459. 



studies, (36) 356. 

 aphis, studies, (32) 755; (34) 754; (37) 561; (40) 

 354, 619. 



aphis, woolly— «ee also Aphis, woolly. 



and elm cluster louse, identity, (34) 357. 

 and Schizoneura americana, relationship, 



(28) 251. 

 control, (26) 561; (33) 59; (40) 258. 

 destruction by vegetable parasites, (28) 354. 

 in core of applet, (30) 156. 

 life history and remedies, (28) 251. 



Apple — Continued. 



aphis, woollv— continued. 



notes. (26) 753, 856; (27) 353, 455, 555, 859; 

 (29) 353, 4,53, 054; (34) 161; (35) 253, 853; 

 (36) 253; (39) 258, 464, 864; (40) 547. 



on Rosaceae, (32) 848. 



structure and biology, (28) 856. 



studies, (30) 548; (32) 848; (38) 464; (39) 

 258; (40) 165. 

 bark- 

 canker, studies, (38) 453. 



disease, studies, (38) 251. 



healthy and diseased, oxidation in, (34) 136. 



spot, brown, (39) 251. 

 base as a jellying agent, (32) 162. 

 bitter pit — 



cause, (26) 55; (27) 749. 



cause and development, (32) 751. 



notes, (38) 646. 



relation to irrigation, (36) 50. 



studies, (29) 246; (31) 244; (33) 348, 8.52; (35) 

 456, 457; (37) 455; (38) 352. 



treatment, (37) 151. 

 bitter rot^ 



control, (39) 251. 



enzym activity in, (29) 648. 



fungus, utilization of pentoses bv, (34) 351. 



notes, (27) 546. 



studies, (33) 148; (39) 551. 



treatment, (27) 153; (30) 650. 

 black root rot — 



description, (36) 147. 



studies, (37) 456, 754. 

 black rot— 



notes, (39) 850. 



studies, (36) 148, 750; (38) 649. 



treatment, (30) 650. 

 black spot — 



canker, notes, (31) 53. 



notes, (30) 541; (40) 748, 749. 



treatment, (40) 749. 

 blight- 

 description and treatment, (31) 53. 



notes, (31) 644, 843; (33) 534; (34) 648. 



resistance to, (38) 350. 



resistant stocks, (39) 864. 



studies, (38) 650. 

 blister canker — 



description and treatment, (27) 445. 



notes, (27) 749; (37) 151. 



studies, (39) 53. 



treatment, (37) 51. 

 blister- 

 disease, notes, (34) 543. 



spot, notes, (36) 148. 



spot, studies, (38) 251. 

 blossom — 



blight, notes, (31) 345. 



morphology, (39) 138. 



weevil, parasite of, (40) 65. 



wilt and canker, studies, (38) 453. 



wilt, notes, (40) 850. 

 blotch — 



control, (40) 639. 



notes, (28) 148. 



studies, (37) 6-54. 



treatment, (31) 53, 439; (38) 551. 

 branch blister, notes, (32) 344; (37) 842. 

 breeding in Canada, (28) 540. 

 brown rot — 



notes, (34) 241; (37) 457. 



studies, (31) 749; (35) 248. 



treatment, (32) 148. 

 bud- 

 development as affected by summer prun- 

 ing, (36) 239. 



disease, notes, (34) 49. 



formation as afiected by soil management, 

 (40) 148. 



moth, eye-spotted, remedies, (39) 659. 



moth, notes, (28) 752. 



selection, (37) 240; (39) 40, 844. 

 buds- 

 analyses, (31) 836. 



new disease of, (30) 352. 



resistance to frost, (30) 839. 

 bug, green — 



remedies, (40) 354. 



studies, (36) 457; (37) 462. 



