INDEX TO YEARBOOKS, 1901-1905. Ill 



Orchardist, commercial, method for final test of new fruits, suggestion, 1903, 268. 

 Orchardists, opinions as to height for top of apple tree, 1901, 602. 



practice in selling apples, 1901, 607. 

 Orchards, avocado, extent, 1905, 444. 

 cropping, 1902, 528. 

 damage by meadow mice, 1905, 373. 

 distribution of ladybird enemy of San Jose scale, 1903, 74. 

 failure to bear,^ suggestion of remedjr, 1904, 174. 

 olive, California, losses by depredation of robins, 1904, 252-253. 

 peach, conditions for profitable top working, 1902, 256. 



cultivation and fertilization, article by M. B. Waite, 19C2, 607-62C. 

 distances for planting, 1902, 609. 

 Indian, remarks, 1905, 499. 

 planting, correction of mistakes, 1904, 172. 

 trees affected with sun scald and other injuries, note, 1901, 599 

 use of top working for producing stronger growth, 1902, 247. 

 Oregon, effect of environment on wheat, note, 1901, 302. 

 farm lands, prices, 1905, 529. 

 forest losses by fire, note, 1904, 134. 

 public control of irrigation, 1901, 682. 

 soils, areas surveyed, 1905, 619. 

 wheat, remarks, 1903, 357, 358. 

 winter irrigation, 1905, 436. 

 Organic matter in southern soils, need of increase, 1903, 168-170. 

 water, relation tt) sanitary quality, 1902, 176. 

 removal to prevent pollution of water supply, 1902, 185. 

 Organization, Department of Agriculture, 1901, 611-614; 1902, 661-664; 1903, 509-512; 



1904, 539-542; 1905, 563-567. 

 Organizations, agricultural, lists, 1901, 620-641; 1902, 670-693; 1903, 519-526; 1904, 



549-556; 1905, 573-580. 

 Orient, new markets, note, 1901, 106. , 



Oriole, Bullock, destruction of codling moth, 1904, 87. 

 eating of fruit, 1904, 251. 

 enemy of olive scale, 1901, 109. 

 Ornamental plants, diseases, 1901, 672; 1902, 719; 1903, 555; 1904, 586; 1905, 610. 

 growing as specialty, 1904, 169. 

 msects injurious, 1905, 635-636. 

 Ornithologists, American, belief as to course of birds' migration, 1903, 373. 



Union, American, work for game preservation, notes, 1903, 568, 569 

 Ornithology, economic. Biological Survey work, 1905, 85-86. 

 Section, remarks, 1902, 91. 

 work of Department, 1904, 87-88. 

 Orobanche ramosa, broom rape, injury to hemp field, 1901, 546. 



Oeton, W. a., review of plant diseases, 1901, 668-672; 1902, 714-719; 1903, 550-555; 

 1904, 581-586; 1905, 602-611. 

 study of cotton diseases, 1904, 502-503. 

 Osage orange, planting between fields as wind-break and fence, 1904, 261-262. 

 Oscillatorm, pollution of water supply, note, 1902, 180. 

 Ostrich, chicks, care and feeding, 1905, 402. 



egg laying and incubation, 1905, 400^02. 



farming, Arizona, article by Watson Pickrell, 1905, 399-406. 



historical notes, 1905, 399. 

 feathers, plucking and sorting, 1905, 402. 

 feeding and handling, 1905, 404. 

 flesh and eggs as food, 1905, 405. 

 markings at different periods of life, 1905, 404. 

 prices, 1905, 406. 

 Ouray, Chief, characteristic, 1901, 539. 

 Overfeeding of plants, results, discussion, 1901, 171. 

 Overflowed lands, crops for use, 1904, 42. 



Owens, S. H., experience with sand-clay roads in Richland County. S. C, 1903, 265. 

 Owls, destruction of meadow mice, 1905, 371. 

 Oxygen, lack, injuries to plants, 1901, 159. 



supply from nitrates, 1901, 170. 

 Oxygen-consuming capacity of water, indication as to purity, 1902, 285. 

 Oxyuris vermicularis, transmission, 1905, 150. 

 Oyster, plumpness and flavor, influence on demand, 1904, 429. 

 Oysters, value as food, remarks, 1902, 394. 



