720 LENDER cc 
ONDERDONE, G., report on fruit culture in the Southwest, 648. ENS 
Onobrychis sativa, 301, 305, 304. ; Me 
Opium poppy, of its culture in this climate, 678. 
Opuntia, 282. < 
analyses of, 287, 288, 289. 5 
engelmanni, 303. : Ma 
Orange, 637. ae 
Bahia, influence of the pollen of, 678, C79. , 
Osage, method of destroying, 690. 2 
varieties of, 688-641. i 
Oranges, navel, nomenclature of, 688. a 
seedling, 687. a 
Ornithologist, report of, 399-456. " 
Ornithology, work of Division of, 31. | 
Ossorn, Prof. H., experiments in burning for Chinch Bug, 79. P 
Owls and Hawks, food of, 402-422, 
Oxen and other cattle, number and value, 1886, by States, 567. 
Ps 
PARKINSON, W. L., report of, 226, 228. 
Patent, the SWENSON, Commissioner’s letter in reference to, 242. 
Peach, 634. ; 
culture in the extreme Southwest, 648. 
different races of, 649-6951. 
leaf rust of, 853-855. 
Pear blight, liability to, 680, 681. 
Peen-to peach, character of, 687. 
Pepper, black, 689. 
Peppermint, 310. 
Phyllotreta vittata, injury to cabbage, 163. . 
Physianthus, insect-catchin = properties, 98. 
Pigweed, 308. 
Plant diseases, 354. 
Plants of economic food value in Texas and New Mexico, 282. 
Plates, description of, for swine diseases, 522. 
explanation of, in vegetable pathology, 393-397, 
Pleuro-pneumonia, 458-477. 
concluding remarks relating to, 477. 
rules and regulations in reference to suppression and extirpa- 
tion of, 459-461. 
State acts for co-operation in reference to, 462-464. 
work in Connecticut, 477. 
District of Columbia, 475. 
Tilinois, 464. 
Maryland, 468. 
Massachusetts, 476. 
New Jersey, 472. 
New York, 472. 
Pennsylvania, 479. 
Virginia, 470. 
Plum Aphis, 146. 
Curculio, 109. 
leaf rust of, 853-355. 
the, 634, 
varieties of the, 685-637. 
Poisoning birds, experiments in, 423-426. 
Pomelo, the, 642. 
Pomological Division, work of, 39. 
Pomologist, report of, 627-652. 
Pork packing, 1886-87, and 1887-’88, 567. 
Portulaca oleracea, 306. 
Potato blight and rot, 331. i 
remedies for, 332. 
Potatoes, Irish, acreage and product, 1880 to 1887, 547. ‘ - 
product and value, 1886, by States, 559. 
price per bushel, 1886, by States, 561. 
yield per acre, 1886, by States, 561. . 
