INDEX 



Page 



Abbott, W. S., et al. (paper): Derris as an In- 

 secticide 177-200 



Abortus infection of bulls 239-246 



Acetic-acid test, used in analyses of meat ex- 

 tracts 13-14 



Aceton, "derrid" soluble in 179 



Acid — 

 acetic, used in analyses of meat extracts . . . 13-14 



phosphoric, in meat extracts 4, 7-12, 14, 16 



sulphuric, effect on camphor seed 226, 237 



Acidity, soil, influence on rootrot of tobacco. 53-60 



Agglutinins, test for in Bacterium abortus. . 239-246 



Alcohol, "derrid ' ' soluble in 179 



Alkalinity, soil, influence on rootrot of to- 

 bacco 53-60 



Amsotasenatoria, toyiity of Derris to 196-200 



Ants. See Monomorium pharaonis. 



Aphids — 



toxity of Derris to 181-200 



transmission of mosaic by 256-266 



Aphis — 

 false cabbage. See Rhopalosiphum pseudo- 



brassicae. 

 false turnip. See Rhopalosiphum pseudo- 



brassicae. 

 green apple. See Aphis pomi. 

 green peach. See Myzus persicae. 

 green potato. See Macrosiphum solanifolii. 

 melon. See Aphis gassy pit. 

 pink potato. See Macrosiphum solanifolii. 

 spinach. See Myzus persicae. 

 sunflower. See Aphis heliantki. 

 tulip-tree. See Macrosiphum liriodendri.^ 



Aphis — 



gossypii, toxity of Derris to 190-200 



helianthi, toxity of Derris to 190-200 



mellifica, toxity of Derris to 181-183 



pomi, toxity of Derris to 193-200 



Tumicis, toxity of Derris to 193-200 



spiraecola, toxity of Derris to 190-200 



Appleman, Charles O., and Arthur, John M. 

 (paper): Carbohydrate Metabolism in 

 Green Sweet Com during Storage at Differ- 

 ent Temperatures 137-152 



Arthur, John M., and Appleman, Charles O. 

 (paper): Carbohydrate Metabolism in 

 Green Sweet Corn during Storage at Differ- 

 ent Temperatures 137-152 



Ascochyta sp., on seeds, use of formaldehyde 

 vapor against 36 



Ash in meat extracts 3, 7-8, 14, 16 



Asphalt — 



disperse colloids in 167-176 



ultra-microscopic examination of 167-176 



Autographa brassicae, toxity of Derris to. . . 196-200 



Ayrshire cows, variation in quantity and fat 

 content of milk 285-321 



(3 



Page 



Bacillus caratcnorus, on seeds, use of formalde- 

 hyde vapor against 36 



Bacterium abortus Infection of Bulls 

 (paper) 239-246 



Bedbugs. See Cim.ex Icctularius. 



Beetles, potato. See Leptinotarsa decemli- 

 neata. 



Benzol, "derrid" soluble in 179 



Bitumen, examined by ultra-microscope. . . 167-176 



Blattella germanica, toxity of Derris to 192-200 



Buck, J. M., Creech, G. T., and Ladson, H. H. 

 (paper): Bacterium abortus Infection of 

 Bulls 239-246 



Bulls, abortus infection of 239-246 



Cabbage — 

 aphis, false. See Rhopalosiphum. pseudo- 



hrassicae. 

 worms. See Autographa brassicae. 



Calcium — 

 carbonate — 

 effect on plant growth and composition . 90-100 



in Oregon soils 89 



used in grinding cell for ultra-microscopic 



examination 169-171 



oxidin Oregon soils 89 



sulphate, effect on plant growth and com- 

 position 90-100 



Camphor seed , effect of removing the pulp 

 from 223-237 



Carbohydrate >Ietabolism in Green Sweet 

 Corn during Storage at Different Temper- 

 atures (paper) 137-152 



Carbohydrates in meat extracts 16-17 



Carbon — 



dioxid, relation to storage of sweetcom 278 



disulphid, "derrid" soluble in 179 



Caterpillars, tussock-moth. See Hemero- 

 campa leucostigma. 



Certain Relationships between the Flowers 

 and Fruits of the Lemon (paper) 153-165 



Chicken — 

 lice. See Mallophaga. 

 mites. See Derma nyssus gallinae . 



Chlorid, sodium, in meat extracts 3,7-8,14,16 



Chloroform, " derrid " soluble in 179 



Cimex leciularius , toxity of Derris to 192-200 



Colletotrichum gloeosporioidcs, on seeds, use of 

 formaldehyde vapor against 36 



Collins, G. N. (paper): Structure of the Maize 

 Ear as Indicated in Zea-Euchlaena Hy- 

 brids 127-135 



Colloids- 

 method of counting 172-173 



ultra-microscopic examination of 167-176 



Complement-fixing bodies in Bacterium 

 abortus 239-246 



Copper test of meat extracts 15-16 



23) 



