INDEX OF SUBJECTS. 



1003 



Page. 

 Toxoptera graminum, remedies, U.S. 



D.A 653 



Tractors — 



gasoline and oil, directory and 



specifications 801 



harvesting, operation 891 



relation of drawbar pull to 



weight 589 



repairing boilers of 890 



tests 589 



Trade winds of Atlantic anrl north- 

 ern European seas, U.S. D.A 118 



Trails, construction in National For- 

 ests, U.S. D.A 190 



Tramatcs pini in India 547 



Transpiration — 



in desert plants 72S 



in plants 334 



in plants as affected by en- 

 vironment 522 



in plants, automatic registra- 

 tion 729 



scale, automatic, description, 



U.S.D.A 226 



Traumatism, immunization 580 



Tree — 



crickets, relation to apple 



canker 653 



diseases, notes 448 



roach in Hawaii 59 



seed testing station at Evers- 



walde 837 



seeds, methods of testing 837 



seeds, testing in Scandinavia 440 



Trees — 



berry-bearing, for birds 238 



bibliography 23S 



culture and care, N.Dak 836 



culture in Lucknow 232 



damage by lightning 510 



diameter growth in 536 



for home grounds, N.Y.Cornell- 741 



for latitude of St. Louis 439 



forest, insects affecting 651 



forest nursery, cost accounts 



for 641 



forest, of Madagascar 742 



girth-increment measurements _ 347 



little leaf of, Cal 248 



measurement of height 641 



new or noteworthy, from Co- 

 lombia and Central America. 827 

 of Cambridge Botanic Garden__ 152 

 of Indiana, range and distribu- 

 tion 537 



of Konahuanui region 537 



of Missouri River basin 838 



of Oahu lowlands 345 



of Pacific coast 152 



of Texas 640 



ornamental, blooming dates, 



N.J 144 



ringbarked, killing with arsenic. 483 



sap ascent in 727 



50633°— 16 9 



Trees — Continued. Page. 

 shade. acclimatization, U.S. 



D.A 231 



shade, insects affecting 250, 651 



shade, varieties, U.S.D.A 231 



street, of New York City 345 



volume tables for 641, 743 



Trehalose, acetates of 408 



Trcmaiopygus criocampoididia n.sp., 



description 363 



Trenching machinery, description, 



U.S.D.A 583 



jQ-Triacetylmethylxylosid, notes 408 



Triholium fcrrurjineum, notes 754 



Tricalcium phosphate, formation in 



mixod fertilizers 26 



Trichina — 



biology 83 



larva? in cerebrospinal fluid 881 



Trichinella spiralis — 



larva? as t.ffected by refrigera- 

 tion, U.S.D.A 680 



studies 83 



Trichiniasis, review of literature 478 



Trichinosis in United States 276 



Trichodcctes hennsi — 



n.sp., description, Cal 274 



notes 552 



Trichoderma — 



koningi, studies, Del 156 



iignorum, studies 226 



Trichogranima — 



pretiosa, parasitic on bud moth_ 250 



spp., parasitic on codling moth_ 358 



Trichoseptoria fructigena on quince 



and apple 54 



Triphenin, perlodids of 502 



Tritoxa flexa, notes 360 



Trombidium holosericeum, remedies. 582 



Truck crops — 



culture in Georgia 436 



insects affecting 851 



Trypanosoma — 



marocanum n.sp., description 480 



rhodesicnse, relation to game 187 



Trypanosoma of Vinchuca, studies 580 



Trypanosomes — 



filterability 880 



in Russia 187 



passage into milk 385 



Trypanosomiasis — 



in guinea pigs, treatment 276 



in horses, diagnosis 385 



in relation to dippin,; 186 



studies 576 



Tryposafrol, jffect on guinea pigs 



and dogs 276 



Trytophan, determination in pro- 

 teins 505 



Tubercle bacilli — 



effect of daylight and drying on_ 880 



human type, in cattle 581 



immunizing tests on guinea pigs_ 82 

 in apparently nontuberculous 



animals 277 



types of 575 



