INDEX. 



NOTE. Figures indicating page numbers refer to folios at foot of pages. 



Acreage of bearing pear trees in New 

 York, Ohio, Michigan and California, 

 8. 



of pears in California, 1916 and 1917, 6. 



table Pears in California by counties, 



1917, 9. 



Adaptability of varieties to different re- 

 gions of state, table showing, 65. 

 Alfalfa as cover crop, 106. 

 Angouleme, description of, 20. 

 Anjou, description of, 20. 



leaf characteristics, 18. 



prices for, 12. 

 Ants as blight carriers, 144. 



control of, 168. 

 Aphis, blight spread by, 126. 



bur clover or cow pea, control, 156. 

 Arsenate of lead spray formula, 186. 

 Arsenite of zinc spray formula, 186. 

 Asphaltum, use of in treating wounds, 97. 

 Bacterial and Fungous Diseases of the 



Pear, Chap. XIII, 125. 

 Bardhall, O. A., 136. 

 Bartlett, 6. 



as stock, 111. 



blight resistance, compared with 

 Kieffer, 9; 



blight susceptibility, 135. 



compared with A. J. Cook variety, 30. 



description of, 21. 



effect of cross pollination on production, 

 15. 



effect of pollinizers in production, 16. 



Enoch, 22. 



in California, 14. 



leaf characteristics, 18. 



popularity in California, 74. 



prices for, 12. 



Winter, leaf characteristics, 19. 

 Bean thrips, control, 155. 

 Bees as blight carriers, 142. 

 Beurre Hardy as stock, 111. 

 Bichloride of mercury as disinfectant, 134. 



of mercury, disinfectant formula, 187. 

 Black scale, control, 155. 

 Blight, control, 129. 



control, new method, 146. 



cutting method of control, 130. 



described, 125. 



destructiveness of, 128. 



effect on planting, 9. 



holdover, 128. 



preventive measures, 142. 



resistant roots, 134. 

 Bloodgood, description of, 24. 

 Blooming dates, table of, 17. 

 Bordeaux mixture, formula for, 187. 



paste, in blight control, 146. 



variety, described, 24. 

 Bosc, description of, 24. 



leaf characteristics, 18. 



prices for, 12. 

 Boussock, description of, 25. 



Branch and twig borer control, 155. 

 Bretonneau, description of, 25. 

 Bridge grafting, 142. 

 Brosius, Fred C., 91. 



Art. on Cultural Costs quoted, 11. 

 Budding, 69. 

 Burrill, T. J., 125. 

 California Nursery Company, variety test 



block, 16. 

 Canning and Drying Pears, Chap. XVI, 



176. 

 Carbon bisulphide gas, method of using, 



188. 



Cardinal, description of, 26. 

 Care of nursery trees, 78. 



of Trees for Planting, Selection and, 



Chap. IV, 74. 

 Caustic soda spray, 186. 

 Central California Coast Region, pears in, 



12. 



Cherry or Calico Scale, control, 156. 

 Clairgeau, description of, 26. 

 Clapp Favorite, description of, 28. 

 Clover as cover crop, 105. 

 Codling moth, description and control, 153. 

 Cornice, description of, 28. 



prices for, 12. 

 Commercial Fertilizers, 107. 

 Compatibility chart, insecticides and fungi- 

 cides, 189. 



Contact insecticides, 182. 

 Cook (A. J.) variety, description of, 29. 

 Cooking dried pears, 181. 

 Corrosive sublimate as disinfectant, 134. 

 Cost of bringing an orchard into bearing, 



9. 



of culture, pear orchard, 11. 

 of production of full bearing trees, 11. 

 Cottony cushion scale, control, 157. 

 Cover crops, 104. 



Crandall, C. S. Pears in Illinois, 8. 

 Cross pollination, effect on production, 14, 



15, 16. 



Crown gall, 147. 



Crude oil emulsion, formula, 185. 

 Culls, drying, 177. 

 Cultivation, 104. 

 Cutting pears, 178. 

 Dana's Hovey, description of, 32. 

 Dearborn's Seedling, description of, 34. 

 Diel, description of, 34. 

 Digging and care of nursery trees, 75. 

 Disinfection of tools and cuts, 132. 

 Distance and Systems for Planting and 



Number of Trees per Acre, Chap. V, 



79. 

 Distillate emulsion and tobacco spray 



formula, 186. 



Distillate emulsion, formula, 185. 

 Dix, description of, 34. 



Downing scheme of fruit description, 19. 

 Drying pears, 176. 

 Dwarf trees, 68. 



