Index. 



395 



ment with fungicides, 47 ; enemies and 



diseases. 333-339 ; fire blight, 334 ; fruit 



spot, 333 ; leaf blight, 333 ; blister, 336 ; 



midge, 335 ; psylla, 337 ; rust, 242, 335 ; 



scab, 243, 335 ; slug, 338. 

 Pearl ashes, 11. 



Pearson, A. W., quoted, 89, 90. 

 Peck, W. P., mentioned, 186. 

 Peerless nozzle, 199. 

 Pempelia Hammondi, 257. 

 Pepper, 5, 11, 12, 13. 

 Peppier, T., mentioned, 194. 

 Peronospora effuxa, 363 ; Sehleideni- 



an o,319; Violm, 324; viticola, 300- 



302 ; see also Downy mildew of grape. 

 Peroxide of silicate, 118. 

 Ferret, M., quoted, 43, 145. 

 Ferret's mixture, 47. 

 Persian insect powder, 163. 

 Petit, A., quoted, 46. 

 Petroleum, 5, 152. 

 Phenic acid, 50, 133 ; and grape mildew, 



24. 



Phenol, 133. 

 Phlegetiwnti-us Carolina, 370; celews, 



371. 



Phoma wvieola, 297-300. 

 P?iorbiaJBra8sicce,2$8; Ceparum, 320. 

 Phosphate of copper, 44. 

 Phox-opteris comptana, 366. 

 Phragmidiummuo'onatum, 361 ; rose, 



360 ; speciosum, 360. 

 Phylloftticta Acericola, 312; Ba taticola, 



368; Catalpce, 273; hortorum, 290; 



ligmtri, 352; vittata, 351. 

 Phylloxera, treatment of, 135. 

 PhytopMhora infestans, 347 ; Plianeoll, 



264. 



Phyloptus Pyri, 336. 

 Picrcena excelsa, 165. 

 Pierce, N. B., quoted, 239. 

 Pieris Rapce, 268. 

 Pigeon dung, 16. 

 Pine bug, 10. 

 Pinolini, quoted, 21. 

 Pistons, packing, 210. 

 Plane tree, 339. 

 Plant-bug, black-lined, 287; four-lined, 



287, 290 ; tarnished, on strawberry, 3 66. 

 Plant-lice, 308 ; early remedies for, 5. 

 ridxiitodiophora Urassicoe, 266. 

 Plft-amopara Cubensis, 283, 314. 

 Plaster, carbolized, 134. 



PlotrrigTitia morbosa, 275, 340. 



Plum, black knot, 111, 340; bladders, 

 342 ; borers, 248, 343 ; brown rot, 339 ; 

 bud-moth, 248, 343 ; canker-worm, 249, 

 343 ; curculio, 332, 343 ; experiments 

 of Alwood, 69 ; Cook, 69, 70 ; Gillette, 

 71; Osborn, 70; Weed, 70-73; spray- 

 ing for, 68-74 ; treatment in New York, 

 73 ; Ohio, 73 ; enemies and diseases, 

 339-345 ; gouger, 344 ; knot, 340 ; leaf 

 blight, 339 ; pockets, 342 ; powdery 

 mildew, 241, 343 ; rot, 328, 343 ; scale, 

 344 ; shot-hole fungus, 339 ; slug, 275, 

 345 ; wart, 340. 



Plusia Bra&sicm, 267 ; cabbage, 267. 



Pneumatic pumps, description of, 192. 



Podechard's powder, 32 ; preparation of, 

 163. 



Podosphwra OaycanthcB, 241, 275, 331. 



Pod rust, bean, 261, 263. 



Pole, use of, 218. 



Pons, B., quoted, 42. 



Poplar, 345. 



Potashes, 11. 



Potash, 163 ; soap, 163. 



Potassium, 163 ; cyanide, 149. 



Potassium ferrocyanide, see Ferrocyanide 

 of potassium ; sulphide and smut, 318 ; 

 and whale-oil soap, 180 ; early use in 

 America, 97 ; in England, 55 ; sug- 

 gested, 24 ; use of, 163. 



Potato, affected by copper salts, 235 ; 

 bacterial blight, 349 ; beetle, 290, 351 ? 

 appearance of, 185 ; early spread of, 59, 

 60 ; first destroyed by Paris green, 60 ; 

 blight, 347 ; bug, 351 ; downy mildew, 

 347 ; early blight, 345 ; treatment with 

 fungicides, 47 ; enemies and diseases, 

 345-352; experiments on, in England, 

 55 ; flea-beetle, 351 ; late blight, 347 ; 

 rot, 347; and Paris green, 98; Bor- 

 deaux mixture first recommended for, 

 29; treatment of, 100; scab, 350; 

 sprayer, Climax, 194 ; Monarch, 195 ; 

 sprayers, 221 ; sweet, see Sweet potato, 

 368 ; water, 10. 



Potatoes, spraying with force pumps, 

 194 ; gravity machines, 194. 



Powder, David's, 83; guns, 204, 205; 

 insect, 163; Podechard's, 32; Ska- 

 winski's, 170. 



Powders and liquids compared, 205-207 ; 

 application of, 205-207 ; first used 



