INDEX 



333 



Peach, worm, ii6. 

 Fear blight, 259, 263. 



leaf blight, 249. 



midge, 124. 



scab, 245. 

 Pelednus fly, 185. 

 Pentatomids, 166. 

 Peppergrass, 33. 

 Phoebe, 301. 

 Phycomycetes, 219. 

 Phymatidae, 167. 

 Physalis, 40. 

 Pigeon-grass, 32. 

 Pigweed, common, 36. 



white, 3S, 43. 

 Pine sawyer, 141. 

 Plantain, broad-leaved, 8. 



large-bracted, 21. 



nanow-leaved, 8, 22. 



western, 21. 

 Plimi, curculio, 141, 146. 



pockets, 244. 



pollination of, 200. 

 Pocket gophers, 324. 

 Poison hemlock, 27. 



ivy, 27. 

 Pollination of flowers, 194. 

 Poppy, com, so. 



field, 50. 

 Potato bhght, early, 255. 

 late, 219. 



scab, 254. 

 Prairie dog, 310. 

 Predaceous, beetles, 164, 172. 



bugs, 167, 172. 



flies, 168, 172. 



insects, 163. 

 Proctotiypid flies, 185. 

 Psyllidae, 82. 

 Pucdnia coronata, 238. 



pruni, 239. 



rubigo-vera, 237. 



Sorghi, 238. 

 Purslane, 35, 43. 



Quack-grass, 14, 31, 61. 



Rabbit, cottontail, 321. 



jack, 321. 



northern, 321. 

 Radish, maggot, 127. 



wild, 33. 

 Ragweed, 37. 



giant, 37. 

 Raihoad worm, 125. 

 Rat, brown, 319. 

 Rattlebox, 27. 

 Rattleweed, 27. . 

 Redroot, 36. 

 Reduviidae, 168. 

 Rib-gfassj 22. 

 Ribwort, 22. 

 Robber flies, 168. 

 Robin, 294, 298. 

 Roman wormwood, 37. 

 Root maggots, 126, 130. 

 Rose, bug, 133. 



chafer, 133, 148. 

 Rust, apple, 238. 



asparagus, 231. 



cedar, 238. 



clover, 234. 



com, 238. 



hoUyhock, 240. 



oats, 238. 



plum, 239. 



raspberry, 239. 



rose, C35. 



wheat stem, 235. 

 leaf, 237. 

 Rusts, 231, 240. 



St. Johnsworts, 23; 

 Salsify, 11. 

 Sassafras, 25. 

 Savin, 25. 

 Sawflies, 149. 

 Sawfly, willow, 150. 

 Scale, black, 85. 



cottony maple, 83. 



insects, 82. 



San Jos^, 86. 

 Seventeen-year locust, 78. 



