16 



DEPARTMENT OF AGRICULTURE BULS. 201-225. 



Earth roads, maintenance, directions 



Echinochloa spp., character, value, and analysis 



Echinochloa crus-galli, analysis, habitat, value and yield 



Education, use of land in teaching agriculture in secondary 



schools 



Eel-grass — 



description, occurrence, and propagation 



value as duck food 



Egg-breaking — 



industry, evolution in construction, equipment, and 



operations '. 



'plants — 



construction and equipment, improvement, work of 



Department in three establishments 



experiments in cooperating houses, 1911 and 1912 



plans and practices 



terms used, glossary 



speed factors 



Eggs- 

 bacterial content of commercial product, seasonal varia- 

 tion 



bad, presence in breaking-room, detection, caution, hand- 

 ling...., 



breaking, experiments, comparisons, etc 



classes in egg-breaking plants, composition, bacteriologi- 

 cal content, etc 



frozen — 



and dried, a study of the preparation in the producing 

 section, bulletin by M. E. Pennington, M. K. 

 Jenkins, W. A. Stocking, S. H. Ross, E. Q. St. 



John, Norman Hendrickson, and W. B. Hicks 



composition and bacterial content of commercial 



samples 



grading — 



experiments, comparisons, etc 



in breaking room 



in packing houses 



Bulletin. 



handling, sanitation, management. 



leaky — 



bacteriological data 



composition of commercial samples , 



handling and grading at egg-breaking plant 



liquid and dried, composition and bacterial content of 

 commercial samples 



liquid, chemical and bacteriological content of commercial 

 product 



mixed, bacterial content of commercial samples, seasonal 

 variation 



packing-house receipts, per cent rejected 



"soft, " nature, and bacterial content of 13 samples 



studies before and after desiccation 



tanners', nature, bacterial content, etc 



Elm, water — 



description, occurrence, value as duck food, etc 



propagation 



Elodea, description, propagation, and value as duck food 



Elymus condensatus-. See Rye grass. 



Elymus triticoides, habitat, value, and analysis 



Elymus spp., habitat, value, and analysis 



220 

 201 

 201 



213 



205 

 205 



224 



224 

 224 

 224 

 224 

 224 



224 



224 

 224 



224 



10-11 

 21 

 21 



1-12 



15-16 

 13-15 



5-9 



3-14 

 22-99 



2-4 

 21 



8-9 



7-8 

 -49, 56-57 



18-21 



224 





1-99 



224 





92-93 



224 





26-27 



224 





7-8 



224 





6-7 





f 5-6 



26--27, 



224 



38, 



I 45, 



41-44, 

 46, 53, 





1 58 



-59, 61 



224 





11 



224 





12 



224 





9-11 





f 31- 



-32, 60, 



224 



61, 



62, 63, 

 64-91 



224 





16-17 



224 





9 



224 





6 



224 





12-13 



224 





15-16 



224 





1S-14 



205 





9-12 



205 





11-12 



205 





22-23 



201 





23' 



201 





22.23 



