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CONTENTS. 



Page. 



THE CALIFORNIA FRUIT INDUSTRY ------ 9 



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



Primitive Orchards ---------- 17 



Expansion of Orange Ctlture ------- 20 



California Orange and Lemon Shipments ----- 2L 



Especially Favorable and Dangerous Localities - - - 22 



POLLINATION-HYBRIDS - - - - 23 



Methods Used in Hybridizing Plants. By W. T. Swingle ami 



H. J. Webber ------------ 26 



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



Purpose and Growth of Primal Types. By Wni. 0. Fuller - 30 



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



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



THE ORANGE. 



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



Navel Type ------------ 52 



Washington Navel — History of ------ - 52-58 



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



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



Standard Varieties with No Distinctive Mark _ - - til 



Tangieeine-Mandarin Type --------- 63 



Miscellaneous Japanese Citrus Fruits ----- w; 



KuMQu.AT Type ------------69 



THE SOUR ORANGE ---------- 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 Larue Orange Trees ------ 95 



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



SOILS -----------'--- 105 



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



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



Cultivation and Irrigation. By J. W. Mills ----- 110 



Subsoil Plow. By J. H. Reed -------- 114 



PRUNING ------------- 116 



THE ORANGE CROP— GATHERING, ETC. ----- 123 



The Standard Orange Bo.x -------- 125 



Standard Car of Oranges -------- 128 



ORANGE DROPPING, DISEASES, ETC. ------ 129 



Yellow and Variegated Leaves ------- 130 



