196 MANUAL OF FRUIT DISEASES 
It is advised that plants which seem less subject to the disease 
be selected for propagation. 
REFERENCES ON CRANBERRY-SCALD 
Shear, C. L. Cranberry diseases. Scald. U. 8. Agr. Dept. Plant 
Indus. Bur. Bul. 110: 13-26. 1907. 
Halsted, B. D. The cranberry scald. New Jersey Agr. Exp. Sta. 
Rept. 11: 334-339. 1891. 
Halsted, B. D. Some fungous diseases of the cranberry. II. The 
cranberry scald. New Jersey Agr. Exp. Sta. Bul. 64: 16-38. 
1889. 
Shear, C. L. Fungous diseases of the cranberry. Cranberry blast. 
Cranberry scald. U. S. Agr. Dept. Farmers’ Bul. 221: 5-7. 
1905. 
Shear, C. L. Cranberry spraying experiments in 1905. U.S. Agr. 
Dept. Plant Indus. Bur. Bul. 100: 7-12. 1907. 
Whitson, A. R., et al. Preliminary report on cranberry investigations. 
Diseases. Wisconsin Agr. Exp. Sta. Rept. 21: 237-238. 1904. 
Whitson, A. R., et al. Cranberry investigations. IV. Diseases and 
enemies. Wisconsin Agr. Exp. Sta. Rept. 22: 294-299. 1905. 
Goff, E. S. Insects and diseases injurious to cranberries. The cran- 
berry scald. Wisconsin Agr. Exp. Sta. Bul. 35: 16-17. 1893. 
GALL | 
Caused by Synchytrium Vaccinii Thomas 
Cranberries and closely allied plants are affected by the gall 
disease. Among these plants may be noted: azalea, sheep- 
laurel, calfkill, leather-leaf, huckleberry, winter-green and sweet 
pepper bush. These are particularly affected when growing 
along the edge of an infested bog. 
The disease was discovered about 1886 in New Jersey. For 
some time it was thought that the trouble was confined to a 
single meadow in that state, but now it is known to occur as 
far north as Newfoundland. Badly infested meadows are 
rendered practically worthless. In 1889 the American Cran- 
