SUBJECT INDEX 



405 



Opantia— Continued. 



coccineliifera, culture experiments, (30j C32. 



discata, density of cell sap, (32) 34. 



floccosa, description, (37; 434. 



fruits, personation and multiplication of, (34) 



430. 

 •monacantha, destruction by Coccus, (39j 550. 

 mucilage of, (40} %19. 

 parasitic on Carnegiea, (39) 148. 

 parvTila as host of mistletoe, f29) 352. 

 rate and course of growth, (40; 30. 

 root growth in relation to oxygen, ''40; 30. 

 sp., carbohydrate content, (39; 224. 

 3pp. as ornamentals, (40; 640. 

 spp., behavior under cultural conditions, (30) 



336. 

 spp., descriptions, (33; 231. 

 8pp., diseases aSecting, (26; .551. 

 sppi, insects affecting, ('27) 3.57. 

 «pp., root systems, (.30; %27. 

 spp., wound periderm in, (40; 728. 

 stems, autonomic movements, (32; 429. 

 transpiring power, ''35; 733. 

 water absorxjtion and evaporation, (40) 27. 

 Orach, insect and arachnid enemies of, (29; 853. 

 'Orange — 



black rot, notes, (29; 248; (40) 839. 



black spot and brown .spot, treatment, (37; .3.52. 



black spot, notes, (34; 644. 



blossom-end rot, cause, (Zo) 749. 



brown spot, notes, <'28; 639. 



•chlorosis, notes, (28; 1.53. 



•die-back, studies, (33; 55. 



•die-back, treatment, (31) 749. 



diseases, notes, (26) 138; (39; 152, 253. 



•eruptive disease or "exanthema", notes, (27; 



8.50. 

 extract, methods of analysis, (35) 417. 

 fruit scab, notes, (31; .539. 

 groves, Argentine ant in, (39) 1.56. 

 gummosis, cause, (27; 3-50. 

 gummosis, notes and treatment, (28) 651; (29; 



3.51. 

 juice, antiscorbutic activity, f40; 272. 

 juice, osmotic pressure, (28) 262. 

 juice, preparation, (.33) 316; (37; 313. 

 leaf blotch, notes, (31) .539. 

 leaves as affected by cement dust, (35) 313. 

 maggot, notes, i'26; 860; (29) 7.59. 

 maldi gomma, studies, (33) .5.50. 

 melanose, investigations, (29) 242. 

 moths, notes, C30; 2.52. 

 mottle-leaf, cause, (27; 251. 

 mottle-leaf, prevention, (36; 841. 

 ■oil, manufacture, (-36; 207. 

 ■oil, production, (3i>) 416. 

 papilio and its natural enemy, (40; 62. 

 peel as an antiscorbutic, (40; 70. 

 peel, pectins of, (29; 608. 

 pest, new, (40; 169. 

 root rot in Tripoli, (40; S51. 

 rot, studies, (29; 248. 

 scab, notes, (30) 47. 



fumigation, ''■39; 463. 



notes, (28; 1.58. 



on olive, (38; L57. 



studies, (26; ■553. 

 scaly bark, treatment, (M) 240. 

 seed, China, agglutinating properties, (31) 774. 

 seeds, oil from, i'.38; 111. 

 skins, analyses, 'Vi) 626. 

 stocks, distinguishing, (28) 145. 

 thrips— 



notes, (2Si) 853. 



on olive, (38; 1.57. 



remedies, (27) 555. 



studies, (38) 763. 

 tortricid, cork-colored, notes, (26; 150. 

 Tortrix causing decay, (39; 1.59. 

 tree rot, notes, <Z1) 646. 

 vinegar and wine, manufacture, (30) 814. 

 vinegar, manufacture, (40; 715. 

 wintertip, description, (30; 746. 

 wintertip. notes, ''34) 241. 

 Oranges — 



acidity, (33j 441. 



acidity in relation to maturity, (34) 235. 

 African cherry, studies, (.30; 643. 

 and lemons, hybrid between, ^33) 441. 



Oranges— Continued 



and pomelos, hydrid between, ''3.3; 441. 



as affected by factory smoke, ''27; 831. 



asexual reproduc-tion of seeds, '^31; 5-33. 



blood, dry strain, ''39; 142. 



blood, in Caltagirone, ''33; .540. 



bright V. russet fruit of, '^•34; .5.35. 



bud selection, (40; 151. 



bud variation, ('.39; 142, 447, 448. 



cause of rotting in, ''3.3; 1.50. 



changes in during ripening, (29; 641. 



China, seeds of, f.32; 613. 



composition as affec-ted by fertilizers, ''.37; 649. 



cost of production in California, C26; .541. 



CTOwn gall affecting, (28; 447. 



culture, (27; 4.38; ^29; 745; f36) 538. 



culture — 



experiments, ''40; .3.39. 



in .Alabama, ('39; 143. 



in Montevideo, (30; .5.33. 



in southern Texas, (32) 5.39. 



treatise, ''37; 8-35. 

 decay in transit, ''32; 745. 

 descriptions (27; 74.5. 

 effect of adjacent leaf area, (39) .541. 

 effect on composition of urine, (31) 761 . 

 enemies of, ''28; 3.52. 

 factors aflec-ting maturity, (36) 139. 

 fertilizer expenments, (27) 320; (32) 233; (Vi) 



642,841. 

 Florida, composition, C29; 462. 

 food plant of purple scale, (26) 756. 

 formation of so-called navel in, (28) 524. 

 frost protection, (37; 649. 

 frosted, detection and elimination, (40) 446. 

 frosted, separation, (27; 146. 

 frozen, changes in, (40; .5.39. 

 frozen, composition, (34; 365, 502. 

 fruit resembling, on lemon, (40) 151. 

 fruiting thorn, (40; 151. 

 grafting experiments, ''■32; 233. 

 growth in relation to soil moisture, (38) 541. 

 host plant of fruit fly, (26; 7-58. 

 hybridization, ^31; 48. 

 improvement by bud selection, (35; 647. 

 insects affecting, (26) 138; (27) 4-38, 4.53; (39; 5.57. 

 irrigation, ^^38; -541. 

 irrigation experiments, (36) 841. 

 jelly from, (34) 207. 

 June drop, (37; 154. 

 katydids affecting, ^33; 451. 

 manuring, Bahian method, (.38; 845; (40; 246. 

 marketing, ''27; 539. 

 maturity and wholesomeness, (36; .561. 

 maturity in, (34; 235. 

 maturity standards, (.37; 345, 649. 

 mulching experiments, (38; 814. 

 navel— 



analyses, ''36; 743. 



bud mutations in, (34) 43. 



bud variations in, ''36; 141. 



culture in Brazil, (36; 241. 



history and culture, (36; 743. 



improvement by bud selection and lop 

 working, f34; 639. 



June drop, (37; 8.34; ';38) 757. 



origin and development, (-34; 43. 



pruning, (.36) 141. 



relation of washing to decay in, (33) 737. 



seedlessness, f39; 243. 



splits of, (26) 138. 



variation in, C27; 841. 

 nematodes affecting, (34; 354. 

 new, description, ''31; .337. 

 of Florida, composition. (30) 740. 

 oU and press cake from seeds, (40) 803. 

 packing experiments, (29) 637. 

 Porto Rican, handling, (Z2) 745. 

 precooling and handling, (.32; 234. 

 protection agaiast frost, (27) 115, 145. 

 pruning experiments, (3i) 43. 

 Satsuma — 



culture, (26; 1.38; (39) 244. 



culture experiments. (28) 236. 



freeze injury, (-39) 143. 



navel variety, (40; 246. 



varieties, ''40; -342. 

 scale insects affecting, f27) 4.55. 

 shipping experiments, (30) 841. 

 sorting device for, (28) 641. 



