CONTENTS. 



Page. 



THE CALIFORNIA FRUIT INDUSTRY ------ H 



CITRUS CULTURE IN CALIFORNIA ------- 13 



Primitive Orchakds ---------- 17 



EXPASSION OF OkANGE GtlLTUEE ------- 20 



Table of Citrus Fruit Products ------ 21-22 



Especially Favorable and Dangerous Localities - - - 22 



POLLINATION— HYBRIDS --------- 23 



Methods L'sed ix Hybridizing Plants. PjV W. T. Swingle and 



H. J. Webber ---_,------ 26 



Wh.at Are Hybrids? By W. T. Swingle and H. J. Webber - - 29 



Purpose and Growth of Primal Types. By Wm.C. Fuller - 30 



PERIOD OF FRUITFULNESS --------- 42 



The Age of Citrus Trees. By F. W. Holmes - - - - 43 



THE ORANGE. 



VARIETIES— THE SWEET ORANGE ------- 49 



Navel Type ------------ .51 



Washington Navel — History of ------ - 51-58 



St. Michael Type ----------- 59 



Blood Type ------------ 61 



Standard Varieties with No Distinctive Mark - - - 61 



Tangierine-Mandaein Type --------- 63 



Miscellaneous Japanese Citrus Fruits ----- Hij 



KUMQUAT Ty'PE ------------69 



THE SOUR OR.iNGE ---------- 70 



THE BITTER ORANGE ---------- 72 



MY'RTLE-LEAF type ---------- 72 



THE SHADDOCK ------------ 73 



THE POMELO ------------- 75 



THE OTAHEITE ORANGE --------- 82 



THE DECIDUOUS ORANGE --------- 83 



MISCELLANEOUS VARIETIES -------- 83 



PROPAGATION OF THE ORANGE ------- 84 



BUDDING -------------- 91 



Working Over Large Orange Trees ------ 95 



PLANTING ------------- 100 



SOILS ..------------ 105 



IRRIGATION ------------- 106 



CULTIVATION ------------ 109 



Subsoil Plow. By J. H. Reed -------- 110 



PRUNING ------------- 114 



THE ORANGE CROP— GATHERING, ETC. ----- ^ 121 



The Standard Orange Bc^c -------- 123 



Standard Car of Oranges --------- 12.5 



ORANGE DROPPING, DISEASES, ETC. ------ 127 



Yellow and Variegated Leaves -------- 128 



Gum Disease ------------ 1.30 



