410 
Lactation period — Continued. 
effect on milk yield, 5, 26; 
length of, 10, 300; in relation 
to fat globules, 10, 144. 
weight of cows during, 10, 43. 
yield and composition of milk dur- 
ing, 10, 57, 12, 144. 
Lactie acid, action upon casein, 25, 
256; action upon paracasein, 21, 177; 
and casein, definite combination, 22, 
G69; bacteria, effect on other forms in 
milk, 22, 66; bacteria in cheese, 22, 
73; effect on action of rennet, 22, 67, 
75; formed in souring of milk, 23, 88; 
relation to coagulation of milk, 23, 
90, 96, 112; use in making cottage 
cheese, 23, 90, 96, 112. 
Ladd, Ei .E, “appointment, “3. 11" As- 
sistant Chemist, 3, 2; Chemist, 8, 1; 
reports as Assistant Chemist and 
Chemist, 4, 340, 5, 335, 6, 405, 7, 
2384 4Sii TA: 
Lady group of apples, 25, 345. 
Ladybird beetle, enemy of cottonwood 
leaf-beetle, 17, 332. 
beetles attacking plant 
478, 479. 
damage to cucumbers, 16, 348. 
TLastadia bidwellii, notes on, 18, 429. 
(See also Black-rot, grape.) 
Land-plaster, 14, 59. 
as manure 
80. 
purchased for Station, 1, 8. 
Lansing, G. G., letter relative to grape 
diseases, 9, 312. 
Latitude, effect on distribution of ap- 
ples, 25, 350. ; 
Laurel green, composition of, 18, 244. 
Law, concentrated feeding stuffs, 18, 
69. 
feeding stuffs, provisions, 19, 416, 
433; violation, 22, 444. 
fertilizer, 11, 210, 18, 225. 
defect in, 22, 20. 
relating to black-knot, 14, 363; 
peach yellows, 14, 363. 
to prevent fraud in the sale of 
paris green, 18, 245. 
Lawns, fertilizers for, 14, 106. 
Laws relating to Station, changes, 23, 
10. 
Lawver group of apples, 25, 345. 
Layering, propagation of gooseberries 
byl5.. 383. 
ead, arsenate of, formula and prepara- 
tion, 18, 310. 
Leaf-blight, cherry, 12, 688, 14, 352, 
379, 19, 186; pear, 11, 673, 14, 
360, 380; pear, fungicide for, 10, 
179; remedy, 14, 381; plum, 12, 
lice, 16, 
preservative, 14, 
Law 

INDEX TO First TWENTY-FIVE REPORTS. 
| Leaf-blight — Continued. 
688, 14, 365, 381; plum, occur- 
rence, 18, 211; quince, 14, 381, 
19, 205; quince, fungicide for, 
10, 179; quince, occurrence, 18, 
ates strawberry, 14, TOs 
strawberry, occurrence, 18, 216. 
beetle, cottonwood (See Cotton- 
wood leaf-beetle. ) 
blister mite as a fruit pest, 25, 
312; directions for combating, 
25, 3826; economic importance, 
25, 311; effect of kerosene on, 
25, 324; effect of miscible oils 
on, 25, 323; effect of whale-oil 
soap on, 25, 324; enemy, 25, 
317; experiments in control, 25, 
318; food plants of, 25, 314; his- 
tory of, 25, 308; injury on pear, 
25, 315; life stages, 25, 309; on 
apple, 25, 313; study of, 25, 
307. 
curl of peach, 14, 359, 19, 189; 
peach, occurrence, 18, 208; plum, 
occurrence, 18, 212. 
diseases of nursery stock, 11, 642. 
scorch by excessive transpiration, 
18, 154; of cauliflower, 18, 164; 
of cherry, 18, 169) 197 sore. 
maples, 18, 165; of pear, 19, 
197; of sugar beets, 18, 154. 
spot, apple, 14, 545; apple, occur- 
rence, 18, 191; apple, prevalence, 
19, 172; blackberry, 18, 419, 
461, 19, 184; blackberry, occur- 
rence, 18, 195; cherry (see Cherry 
leaf spot) ; currant, 14, 353, 18, 
424, 19 188, 20, 1272" currant, 
occurrence, 18, 199; disease and 
spray injury, similarity, 21, 70; 
diseases of celery, 11, 574; Fu- 
sarium, of carnations, 18, 181; 
gooseberry, 15, 842; linden, 15, 
454; plum (see Plum leaf spot). 
Leather, ground, availability of, 14, 87. 
meal, nitrogen in, 14, 64. 
seraps, nitrogen in, 14, 64. 
Leaves, corn, blight of, 15, 452. 
fertilizer constituents in, 10, 421. 
frost blisters on, 21, 58. 
Lecanium cerasifer. (See New York 
plum lecanium.) 
LeClere, J. Arthur, Assistant Chemist, 
15, V; leave of absence, 20, 11; res- 
ignation, 21, 10; work on vinegar, 
23, 137. 
Leek, variety test, 3, 202. 
Legislation affecting Station, 28, 10. 
Legumes, commercial cultures for, 24, 
45, 25, 16, 109. : 
cultures for, co-operative test, 24, 
63, 
