56 AMERICAN POMOLOGICAL SOCIETY 



Witches' broom: (F. C. Stewart, F. M. Rolfs, F.H. Hall, New York 



State Sta. Bui. 191). 

 Dried, glycerin content of : (A. Schmid, Jahresber. Chem. Untersuch. 



Lab. Augsburg, 1901). 

 Drying: (Wurttemberg. Wchnbl, Landw., 1900, No. 31); (J.Udale, 



Jour. Roy. Hort. Soc., 26, 1902). 

 Duration of growth period in trees : (F. Cranefield, Wisconsin Sta.Rpt., 



1900). 

 Dwarf : (C. E. Bessey, Nebraska Sta. Bui. 18.) ; (L. H. Bailey, N. 



Y., Cornell Sta. Rpt., 1894, rprnt. Bui. 70) ; (S. T. Maynard, J. 



H. Putnam, and S. W. Fletcher, Mass. Hatch Sta. Bui. 44). 

 Fertilizer experiments : (Barth-Colmar, Cartenflora, 48, 1899, No. 5); 



(Dent. Landw. Presse, 29, 1902, No. 29). 



Fertilizer ingredients removed from the soil by : (G. E. Colby, Califor- 

 nia Sta. Rpt., 1895). 



Fertilizer tests with : (A. T. Jordan, New Jersey Sta. Rpt., 1901). 

 Flower buds as affected by cold : (E. S. Goff, Wisconsin Sta. Rpt., 



1897); (Bui. 77). 

 as affected by late spring frosts : (H. Miiller-Thurgan, Ztschr. 



Pflanzenkrank, 10, 1900). 



hardiness of : (E. S. Goff, Wisconsin Sta. Rpt., 1899). 

 Flower development : (E. S. Goff, Wisconsin Sta. Rpt., 1899, 1900). 

 Flowering: (Garden, 53, 1898, No. 1367). 

 Foliage, injuries by arsenites : (C. P. Gillette, Iowa Sta. Bui. 10, 



1890) ; (A. J. Cook, Michigan Sta. Bui. 53, 1889). 



Forcing: (Jour. Hort., 1895, No. 2419); (S. M. Emery, Montana 

 Sta. Bui. 24). 



French v. American : (A. W. Tourge'e, U. S. Dept. Com. and Labor, 

 Mo., Consular Rpts., 75, 1904, No. 284). 



Frosts, spring, as affected by: (H. Miiller-Thurgan, Ztschr Pflanzen- 

 krank, 10, 1900). 



Fruit buds, setting of fruit : (P. Evans, Missouri Fruit Sta. Bui. 10). 



Fumigation with hydrocyanic acid gas : (V. H. Lowe and P. J. Par- 

 rott, N. Y. State Sta. Bui. 202). 



Fungicides for : (S. T. Maynard, Mass. Hatch Sta. Bui. 13, 1891). 



Germination of pollen : (E. S. Goff, Wisconsin Sta. Rpt., 1901). 



Grafted on American wild black cherry : (Amer. Gard. 22, 1901, No. 



324). 



Grafting: (N. E. Hansen, Neb. Hort. Soc. Rpt., 1895). 



Growing in high altitudes : (W. T. Macoun, W. S. Blair, S. A. Bed- 

 ford, A. Mackay, T. A. Sharpe, Canada Expl. Farms Rpts., 1899). 



Gum, organized ferment : (F. Garros, Bui. Soc. Chim. de Paris, 7-8, 

 1892, ser. 3, Nos. 15, 16). 



Hardy, list of : (J. Craig, Canada Expl. Farms Rpts., 1890, 1895; 

 W. T. Macoun, 1899). 



Hardy stocks for : (E. R. Lake, Oregon Sta. Rpt., 1901). 



Hybrid, notes : Bailey, N. Y. Cornell Sta., Bui. 70. 



Indian, notes : (C. E. Bessey, Neb. Sta. Bui. 18). 



Injury in winter : (F. R. Emerson, Nebraska Sta. Bui. 79). 



Insecticides for: (S. T. Maynard, Mass. Hatch Sta. Bui. No. 13, 



1891) ; (J. B. Smith, New Jersey Sta. Bui. 155). 



Irrigation experiments: (A. T. Jordan, New Jersey Sta. Rpt., 1900, 

 1902). 



