INDEX. 11 



Bulletin 

 Labor — Continued. No - Page- 

 requirements on farms in North Central States, on 195 farms. . 920 11, 27, 45 



saving, by use of motor trucks 910 34-35 



seasonal distribution in crops, Colorado, diagrams and notes. , 917 6-42 



Laboratory, chemical, Eastport, Me., sardine investigation 908 6 



Laborers, Mexican, pink bollworm spread 918 35 



Laguna district, Mexico, research station for study of pink boll 



worm 918 1-4 



Laws — ■ 



fishing, suggestions for sardine catching 908 94 



hail insurance, various States 912 6-10 



Lead arsenate, sprays* — 



use in control of Western cabbage flea-beetle 902 15-17,20 



use in leaf-roller control 914 12 



Leaf- hoppers, control by fungous disease, note 922 17 



Leaf-roller, red-banded — ■ 



bulletin by F. H. Chittenden 914 1-14 



description, distribution, life history, and control 914 2-12 



enemies, list and description 914 10-12 



Lettuce, injury by western cabbage flea-beetle 902 5, 6 



Leveling, fields, practice, Colorado, sugar-beet districts 917 17-18 



Linkage, heredity, theory and experiments 905 19-23 



Live stock — 



animal units on 25 farms, Washington County, Ohio 920 11 



breeding — 



effect on dam's condition on young 905 15 



evolution 905 1-2 



principles, bulletin by Sewall Wright 905 1-67 



seasons 905 6-7 



system, purpose, and results 905 42-46 



crossbreeding, results 905 42, 44, 62 



[ 11,13,21, 



farm, relation to profit and loss 920< 26, 38, 40, 



[ 43, 45, 54, 



feed, fish meal, use and value 908 111-115 



fertility, importance, heredity, etc 905 8-10 



hereditary transmissions to young 905 15 



heredity — 



Mendelian theory 905 30-33 



of form and function 905 34-42 



inbreeding, purpose and effects on offspring 905 37-42 



pedigree writing, directions 905 50-54 



Loftin, U. C, K. B. McKinney, and W. K. Hanson, bulletin 

 on ' ' Report on investigations of the pink bollworm of cotton in 



Mexico " 918 1-64 



Logging, walnut, methods and cost 909 41-42, 81-85 



Logs, walnut — 



C 35, 37 



grades and prices 909^ 55-56 



I 81-85 



measurement, lumber yields and weights 909 83-85 



Louisiana, sirup manufacture from sugar-cane juice, method 921 1-3, 8, 11 



Louse — • 



gall, of grape, notes 903 8, 29, 96 



root. See Ptadicicole. 



Lubricants, preparation, use of corn oil, caution 904 13 



Lumber, walnut — 



prices 909 39-41 



production, manufacture, and costs 909 22-44, 79 



Machinery, corn degerminators, description and operation 904 5-6 



Machines, concrete pipe making, description, types 906 8-9 



Maine — 



farmers' experience with motor trucks (with other Eastern 



States), bulletin by H. R. Tolley and L. M. Church ... 910 1-37 



sardine industry, bulletin by F. C. Weber, H. W. Houghton, 



and J. B. Wilson ' 908 1-12 



