7 i8 
Journal of Agricultural Research 
voi.xi 
Page 
Bacteria— 
cause of blight of Hordeum spp.625-643 
relation to milk sickness... 710-711 
Bacterial-Blight of Barley (paper). 625-644 
Bacterial-blight of Hordeutn spp.— 
comparison with similar bacterial dis¬ 
eases. 627-628.629 
control. 641 
development. 628 
varietal susceptibility. 629-631 
Bacterium translucens — 
causal organism of bacterial-blight of Hor¬ 
deum spp . 625-644 
control. 641 
cultural characters. 633-635 
description. 636 
desiccation. 636 
dissemination. 639-641 
effect on host tissue. 639 
hosts of. 629 
inoculation of Hordeum spp. by.637-638 
isolation. 631-633 
morphology. 633 
n. sp. 636 
overwintering.639-641 
parasite of Hordeum spp. 625-644 
reinfection... 631-633 
susceptibility to mercuric chlorid. 636 
temperature relations. 635-636 
Baker, A. C. (paper): Life History of Macro- 
siphumillinoisensis, the Grapevine Aphis. 83-90 
Barley. See Hordeum spp. 
Bean, velvet. See Stizolobium deeringia- 
num. 
Blight, bacterial, of Hordeum spp.— 
comparison with similar bacterial dis¬ 
eases. 627-628 
control.. 641 
development. 628 
occurrence....'. 628-631 
varietal susceptibility. 629-631 
Blister-rust, white-pine, diagnosis— 
importance of haustoria in.284-286 
importance of mycelial characters in.284-286 
importance of parasites in.284-286 
Bdetopsis cavipes, cause of fungus fairy rings. 194 
Boletus spp., causes of fairy rings. 194 
Boneset, syn. White snakeroot. 
Bordeaux mixture, use as control for endrot of 
Oxycoccus macrocarpus .39-40 
Borer, three-lined fig-tree. See Ptychodes 
trileneatus .371-382 
Bouteloua gracilis, effect of fungus fairy rings 
on. 239-240 
Brassicd — 
oleracea , penetration by Fusarium conglu- 
Unans . 576-578 
rapa — 
dried, analysis.359-361 
effect of hydrocyanic-acid gas on.423-428 
reactions of phosphorus in root of.359-370 
Breeding, plant, technic in.399-419 
Breeding Sweet Corn Resistant to the Com 
Earworm (paper). 549-572 
Page 
Brooks, Charles, and Cooley, J. S, (paper): 
Effect of Temperature Aeration and 
Humidity on Jonathan-Spot and Scald 
of Apples in Storage. 287-318 
Buhach. See Chrysanthemum cineraria*- 
folium. 
Bulbilis dady hides, effect of fungus fairy rings 
on. 240 
Bum, restocking by seed stored in forest floor. 1-26 
Butter— 
catalase in.446-447 
enzymsof. 437-450 
galactase in.;. 442-444 
lipase in. 444-445 
oxidase content. 445*447 
peroxidase content. 446-447 
Cabbage. See Brassica oleracea. 
Calcium— 
effect of soluble salts on. 544-546 
iron, and aluminium, relationship in soils. 662-671 
oxid, ratios with iron oxid, aluminium oxid 
in soils. 661-664 
See also Lime. 
Caidesiella ferruginosa , cause of fungus fairy 
rings. 196 
Calvatia — 
cyanthiformis — 
ammonia in rings of. 223 
cause of fungus fairy rings. 201-202 
nitrogen in rings of. 223 
soil-moisture content in rings of. 228 
fragilis, cause of fungus fairy rings. 202 
polygcmia , cause of fungus fairy rings. 202 
Camphor. See Cinnamomum camphora. 
Caniharellus — 
aurantiacus, cause of fungus fairy rings. 194 
cibartus , cause of fungus fairy rings. 194 
cinerus , cause of fungus fairy rings. 194 
Carbohydrate, fermentation in cattle, relation 
of production of combustible gases to. 455 
Carbon- 
amount evolved as carbon dioxid in treated 
soils. 680-697 
content in soil of fungus fairy rings.219-220 
dioxid— 
excretion in cattle. 469 
See also Carbon. 
loss in excreta of cattle. 453-455*468 
Casease. See Galactase. 
Catalase— 
content of butter.446-447 
content of milk. 446 
in plants, effect of hydrocyanic acid on ,. 323-324 
Catastoma subterfaneum, cause of fungus fairy 
rings.... 194*202 
Cattle— 
combustible-gas production in— 
relation to amount of feed. 455 
relation t carbohydrate fermentation. 455 
energy expenditure as result of feed con¬ 
sumption. 455-460 
energy, metabolizable.456-457*460 
excretions in urine. 454-455* 467-468 
