PRINCIPAL REFERENCES 365 



CHAPTER XVIII. DISEASES OF COCONUT. 



Red Ring Disease. 



Nowell, W. West Indian Bull. XVII, 189. 1919 ; XVIII. 73. 1920. 

 Cobb. N. A., ibid. XVII. 203. 1919. 



Bacterial Bud-rot. 



Johnston, J. R. Bureau of Plant Industry, U.S.A. Bull. 228. 

 Ashby, S. F. Bull. Dept. Agric. Jamaica II. viii. 299. 1915. 

 Rorer. J. B. Board of Agriculture. Trinidad. Circ. 4. 191 1. 



Phytophthora Bud-rot. 



Ashby. S. F. West Indian Bulletin XVIII, 61. 1920. 

 Stem-bleeding Diseases. 



Petch, T. Circ. and Agr. Jrnl. R. B. G. Ceylon IV, xxii. 1909. 



CHAPTER XIX. DISEASES OF LIMES AND OTHER CITRUS 



TREES. 

 Red Root Disease. 



South. F. W. West Indian Bull, XII, iv, 490. 1912. 

 Collar Canker. 



South, F. W. Rpt. Agric. Dept. Dominica. 1912-13. 

 Fawcett, H. S. Phytopathology X, 397. 1920. 

 Galls. 



Tenney, L. S., Hedges, F. and Bureau Plant Industry, U.S.A. Bull. 



247. 

 Hedges, Florence. Sphseropsis tumefaciens. Phytopathology 1,6 3. 

 1911. 



Anthracnose of Limes. 



Clausen, R. E. Phytopathology II., 217. 1912. 

 Grey Blight. 



Burt, E. A. Ann. Missouri Botan. Gard. Ill, 335. 1916. 

 Citrus Anthracnose. 



Clausen loc. cit. 



Scab. 



Stevenson, J. A. Dept. Agric. Porto Rico. Bull. 17. 1917. 



Canker. 



Hasse, Clara H. Pseudomonas citri : the cause of Citrus Canker. 



Jrn. Agric. Research IV. 97. 1915. 

 Stevens, H. S. Florida A. E. S. Bulls. 124, 128. 

 Wolf. F. A. Jrn. Agric. Research VI. 69. 

 Jehle, R. A. Quart. Bull. PI. Board, Florida I. 1916, 2 ; 1917, 24. 



Oil Spot. 



Fawcett, H. S. California A. E. S. Bull. 226. 

 Charcoal Rot. 



Wilson. O. T. Notes upon a market disease of limes. Phytopathology 

 VIII. 45. 1918. 



CHAPTER XX. DISEASES OF COFFEE. 

 General. 



Fawcett. G. L. Fungus Diseases of Coffee in Porto Rico. Porto 

 Rico Agr. Exp. Stn. Bull. 17. 1915. 



