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Fertilization of Orchards and the Use of Fertilizers. Cal. State Board of Hort. 
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Soils. Macmillan & Co., 1906, pp. 1-593. Illustr. 
Hilgard & Loughbridge. Endurance of Drought in Soils of the Arid Regions. Univ. 
of Cal. Agric. Exp. Sta. Report, 1897-98, pp. 40-64. 
Hilgard & Osterhout. Agriculture for Schools of the Pacific Slope. 1910, pp. 306-308. 
Macmillan & Co., N. Y. 
Blue Mold on the Lemon and the Brown Rot of the Lemon, in Agriculture for 
Schools of the Pacific Slope, pp. 229-234. Macmillan & Co., N. Y. 
Hodges, J. R. Nematode Worms and Citrus Mottled Leaf. Mo. Bul. Cal. Com. 
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Hodgson, A. H. Physiological Effects of Windbreaks. Proceedings 37th Cal. Fruit 
Growers’ Convention, 1910, pp. 44-48. 
Hofman, J. Irrigation and Cultivation. 28th Cal. Fruit Growers’ Convention, 1903, 
pp. 24-29. 
Holt, L. M. Reclamation of Arid Lands. 28th Cal. Fruit Growers’ Convention, 1903, 
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Hopkins, C. G. Feeding of Plants. 41st Cal. Fruit Growers’ Convention, 1912. pp. 419. 
Soil Fertility and Permanent Agriculture. Ginn & Co., 1910, pp. 1-653. Illustr. 
Story of the Soil, Badger, Boston, 1911, pp. 1-350. Illustr. 
Horne, W. T. Root Rot of Citrus Trees. 37th Cal. Fruit Growers’ Convention, 1910, 
pp. 93-97. 
Root Rot of Citrus. Mo. Bul. Cal. Com. Hort., Vol. 1, No. 6, May, p. 216. TIllustr. 
Hoyt, A. S. Natural Control of Citrus Mealy Bug. Mo. Bul. Cal. Com. Hort., Vol. 1, 
No. 6, p. 231. Tllustr. 
Hubbard, H. G. Insects Affecting the Orange. Entomology Misc. 1885, 227 p. U.S. 
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Scale Insects of the Orange, Remedies and Their Application. Year Book, 
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Hume, H. Harold. Anthracnose of the Pomelo. Fla. Exp. Sta., 1904, Bul. 74, 
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Citrus Fruits and Their Culture. Orange-Judd Company, New York, 1911, 
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Citrus Fruits in Texas. Texas Dept. of Agric., 1909, Bul. 3, pp. 5-55. Plates 28. 
Cultivation of Citrus Groves. Fla. Exp. Sta., 1904, Bul. 69, pp. 5-28. Plates 2. 
Diagram for Packing Citrus Fruits. Fla. Agric. Exp. Sta., 1902, Bul. 63. 
Packing Citrus Fruits. Fla. Exp. Sta., 1902, Bul. 63. Chart illustrated with 34 
packs. Plates 2. 
Pomelos. Fla. Exp. Sta., 1901, Bul. 58, pp. 386-421. Figs. 4, plates §. 
Some Citrus Troubles. Fla. Exp. Sta., 1900, Bul. 53, pp. 146-173. Figs. 5, 
plates 6. 
The Kumquats. Fla. Exp. Sta., 1902, Bul. 65, pp. 555-566. Plates 3. 
The Mandrin Orange Group. Fla. Exp. Sta., 1903, Bul. 66, pp. 567-594. Plates 3. 
Illustr. 
Isaac, John. Trypeta ludens in Mexico. California Com. Hort., 1905, 48 p. 
White Fly Conditions in 1906. Fla. Exp. Sta., Bul. 88, 1907. 44 p. 
Jones & Horton. The Orange Thrips. U.S. Dept. Agric., Bur. Ent., Bul. 99, part 1, 
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Kell, D. The ‘‘Longulus’” Scale. Pomona College Journal of Entomology, Vol. 4, 
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Kellogg, G. D. Precooling of Fruit with Dry Cold Air for Shipment. 36th Cal. Fruit 
Growers’ Convention, 1909, pp. 175-179. 
Kellom, J. H. Resin Spray and Its Effects on Citrus Trees. Cal. State Board of 
Hort. Annual Report, 1889, pp. 420-425. 
Kendall, A. G. Citrus Protective League. 39th Cal. Fruit Growers’ Convention, 
1911, pp. 119-124. 
Kilgore, J. E. The Whitefly Problem. Proceedings of the Fla. State Hort. Soc., 
1910, pp. 90-102. 
Kimball, Frank A. Lemon Culture and Lemon Curing. 38d Cal. Hort. 1887-88, 
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King, F. H. Irrigation and Drainage, pp. 373-381. Macmillan & Co., N. Y., 1907. 
Stocks for the Orange, with notes on mal di goma and the mutual influence of 
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The Soil. Macmillan & Co., 1208, pp. 303. IIlustr. 
Klee, W. G. Citrus Fruits—Orange, Lemon, Lime, Etc., in the Report on the Con- 
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Fruit Pests. Cal. State Board of Hort. Report 1888, pp. 242-268. Illustr. 
Parasites. Cal. State Board of Hort. 3d Biennial Report, 1887-88, pp. 179-191. 
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Koebele, Albert. Account of the trip to Australia in search of a parasite for the 
Icerya purchasi and his discovery of the Vedalia cardinalis or the Ladybird. 
Cal. St. Bd. Hort. Annual Rept. 1889, pp. 262-288. 
