1918] 



INDEX OP SUBJECTS. 



947 



Enzyms — Continued. Page. 



of milk and butter, U.S.D.A 479 



of pancreatic juice, coagulation- 710 



proteolytic, textbook 611 



Ephedrus nitidus n.sp., description 165 



Ephelis oryzcd, notes 547, 84S 



Ephydra macellaria, notes 363 



Epizootics and their control during 



war 287 



Epochra canandenais. (See Currant 

 fruit-fly.) 



Epyria extraneua n.sp., notes 557 



Eragrostis spp., studies 66 



Eriosoma — 



pyrlcola, studies 560 



ulmi, studies 464 



Erysiphe graminis, notes 48 



Erythrocytes of ox, pig, and sheep- 481 



Essential oils in India 8 



Ester-hydrolyzing substances, activ- 

 ity 803 



Ethylgalactosid, sources 429 



Eucalyptol chlorination products, 



preparation 378 



Eucalyptus — 



oil industry in Nilgiris 8 



variant forms 45 



Eudetnis hotrana, remedies 257 



Euetheola rugiceps, life history and 



remedies, U.S.D.A 263 



Eulachon, use as food 468 



Eulecanium — 



comi, notes 464 



persiccB. (See Peach-scale.) 

 Eupatorium — 



agertoides, toxicity, Ala.Col- 



lege 883 



utictPfoZittw, toxicity, U.S.D.A- 685, 883 

 Euproctis chrysorrhosa. (See Brown- 

 tail moth.) 

 Eupteromalus tachinaB n.sp., descrip- 

 tion 165 



Euryachora cofteicola, notes 51 



Eurydinota Uvidicorpus n.sp., de- 

 scription 565 



Eurytoma pissodis n.sp., description- 565 



Euscepea iatatce, notes, U.S.D.A 864 



Eutelus — 



})etulce n.sp., notes 565 



iruchophagi n.sp., description — 165 

 Eiitettiai tenella. (See Beet leaf- 

 hopper.) 

 Euthrips — 



citri. (See Orange thrlps.) 

 pyri. (See Pear thrlps.) 

 Eutypa lutiiunda coffeicola, notes — 51 

 Euvalsa paulowniw n.sp., description 648 



Euxoa excellens, notes _— — 60 



Evaporation — 



and absorption, U.S.D.A 210 



formula, U.S.D.A 511 



from circular water surfaces 115, 223 



from snow fields 41^ 



from snow surfaces, U.S.D.A 209 



lunar periods in, U.S.D.A 510 



studies 522 



studies, equipment for — _— — 115 



Exoascus deformans — Page. 



notes 50, 550 



notes. Can 546 



Exobasidium — 



hesperidum n.sp., description 849 



vexana, notes 354 



Experiment — 



station In Santo Domingo 99 



station in Virgin Islands 608 



Station Record, notes 500 



station workers, war service op- 

 portunities 1 



stations and extension service, 



closer relation 6 



stations in France 406 



stations, insular, investigations 



at 601 



stations, laws concerning, 



U.S.D.A 95 



stations, war emergency activ- 

 ities 4 



stations, work and expenditures, 



U.S.D.A 898 



(See also Alabama, Alaska, 

 etc.) 

 Extension work. (See Agricultural 

 colleges and Agricultural exten- 

 sion.) 

 Extraction apparatus, treatment of 



corks 411 



Eye fly, life history and habits 359 



Fagopyrismus in pigs 589 



Fairs, community, U.S.D.A 392 



Fairy rings, fungus, studies, U.S.D.A- 222 



Fannia pusio, notes , 557 



Farcy. (See Glanders.) 

 Farm — 



animals. (See Live stock.) 



buildings, heating systems for — 492 



home, relation to food supply 



and labor problems 694 



homes, water supply for 391 



laborers. (See Agricultural 



laborers.) 

 lands, purchasing in New York 494 

 machinery. (See Agricultural 



machinery.) 

 management courses in agricul- 

 tural colleges 696 



operations, climatic control 414 



products. (See Agricultural 

 products. 



reservoirs, U.S.D.A 84 



survey in Washington, Oregon, 



and Idaho, U.S.D.A 824 



wastes, utilization for feeding, 



U.S.D.A 168 



Farmers — 



cooperative buying organizations, 



Minn 190 



institutes In United States, 



U.S.D.A 899 



Farming — 



in blue grass region, Ky 693 



in England, treatise 192 



In Provo area, Utah, U.S.D.A— 493 

 in Tennessee -..^— — — 91 



