332 



INDEX 



Eingbird, 301. 



Lacewinged flies, 171. 

 Ladybird, Australian, 166. 

 Lamb-kill, 28. 

 Lamb's-quarters, 35, 43. 

 Larkspur, dwarf, 27. 



purple, 27. 



Wyoming, 27. 

 Laurel, mountain, 28. 



sheep, 28. 

 Leaf hoppers, 78, 94. 



apple-tree, 81. 



grape, 80. 



rose, 81. 

 Leaf miners, 115, 129, 130. 



rollers, 115. 

 Leaf roller, rose, 115. 

 Lemon rot, 224. 

 Lepidoptera, 96, 207. 

 Lettuce, prickly, 6. 

 Lima bean mildew, 223. 

 Live-forever; 10. 

 Loco weed, stemless, 26. 



woolly, 26. 

 Locust, black, 25. 



honey, 25. 



yellow, 25. 

 Locustidse, 6g. 

 Locusts, long-horned, 69. 



short-homed, 67. 



Mad apple, 41. 

 Mantids, 71, 171. 

 Marmots, 310. 

 Meadow lark, 292. 

 Mice, field, 312. 



meadow, 312, 320. 



pine, 315. , 



prairie, 314. 



white-footed, 318. 

 Microgaster flies, 177. 

 Microtus pennsylvanicus, 312. 

 Mildew, bean, 254. 



cherry, 254. 



gooseberry, 254. 



Mildew, grape, 223, 254. 



Lima bean, 222. 



melon, 223. 



onion, 223. 

 Mildews, downy, 219. 



powdery, 252, 258. 

 Milkweed, 23. 

 Molds, 215. 



Morning glory, wild, 41. 

 Moth, brown-tail, 106, 121. 



Cecropia, 102. 



Luna, 102. 



Poljfphemus, 102. 



Promethea, 103. 

 Muridse, 312. 

 Mushrooms, 215, 224. 

 Mustard, black, 33, 48. 



Enghsh, 47. 



hedge, 48. 



tall, 48. 



tumbling, 48. 



wild, 33, 47. 



Noctuidae, 107. 



Oak twig pruner, 141. 

 Oats, wild, 4, 7. 



smut, 226, 229. 

 Old-witch-grass, 32. 

 Onion maggot, 128. 



mildew, 223. 



smut, 229. 

 Orange-dog caterpillars, 98. 



fruit fly, 124. 



maggot, 126. 

 Orthoptera, 65. 

 Owlet moths, 107. 



Papilionina, 97. 

 Parasite, plant-louse, 178. 



primary, 180. 



secondary, 180. 



tertiary, 180.. 

 Parasitic fungi, 218. 

 Peach, leaf curl, 243. 



twig borer, ii6. 



