110 PROTECTION OF PLANTS, 1921-22 



ABSTRACTS OF CANADIAN PLANT PATHOLOGICAL LITERATURE 

 By A. W. McCallum, Division of Botany, C. E. F., Ottawa 



The abstracts and references given herewith inckide the papers on plant 

 pathology published in Canada during 1921. In addition, an attempt has 

 been made to include those papers which have been omitted from previous 

 lists. It is felt that the three bibliographies which have now been published 

 contain a fairly complete list of all papers on plants pathology which have 

 been, pubhshed in Canada. ' 



Anonymous.- — Does, it pay to spray? — ^Ont. Dept. Agvic. Spec. Bull. 1-8. 1897. 



Anonymous.— A HM. Rept. of Supt. of Spraying for Ont. — Ont. Dept. Agric. 1-16. 1898. 



Anonymous. — Discussion on decay in timber. — Trans. Can. Soc. Civ. Eng. 29 (part 1): 

 324-365. 20 fig. 1915. — -This discussion by a number of engineers deals with conditions, forms 

 and results of attacks on various kinds of structural timber b> fungi, more particularly by Merulius 

 lachrymans, Coniophora cerebella, Trametes serialis and other unidentified forms. 



Anonymous.— THnVe Pine Blister Rust. ^Ann. Rept. Min. Lands, Forests and Mines, Ont. 

 1916: 147-149. 1 pi. 1917.— Presents the life history of the rust together with an account of 

 its distribution in Ontario. 



Anonymous. — Canadian Branch of the American Phytopathological Society. Sci. Agric. 1: 

 18. 1921. — An account of the second annual meeting of the Canadian Branch. 



Bedford. S. A.— Preventives of S7nut in Wheat. Central Exp. Farms Rept. 324-325. 1905. 



Bethune, C. J. S. — Orchard Diseases. 35th Ann. Rept. Ont. Agric. Coll. and Exp. Farm 

 for 1909: 34-36. 1910. 



BiSBY,G.R.—Ste7n Rot of Sunfloivers in Manitoba. Sci. Agri. 2: 58-61. Fig. 1-3. 1921.— 

 An undetermined species of Sclerotinia, causing a stem rot of the cultivated sunflower, appeared 

 in Manitoba during 1920 and 1921. Symptoms are rotting of the stem, usually at the surface 

 of the ground, and wilting of the plant. The fungus fives over winter in the soil and spreads 

 rather rapidly. 



Blair, R. 5.— Decay in Textile Mill Roofs. Can. Textile Jour. March 4: 85. 1919. 



Blair. R. J.— Decay in Wooden Mill Roofs. Pulp and Paper Mag. July 3: 521. 1919. 



Blair, R. J .—Prevention of Decay in the Timber of Pulp and Paper Mill Roofs. Pulp and 

 Paper Mag. Jan. 1: 7. 1920. 



Blair, R. J. --The Lumber Trade loses Good Customers.— Who is to Blame? Can. Lumber 

 and Woodworker. March 15: 70. 1920. 



Blair, R. J. — Decay in Pulp wood. — Deterioration in pulp. Pulp and Paper Mag. April 29: 

 451. 1920. 



Bracken, John.— /wessons from the Rust Epidemic of 1916. Sask. Dept. Agric. Bull. 50: 

 1-16. 5 pi. 3 fig. 1917.— Popular account of wheat rust. 



Brittain. W. n.—Fire Blight. B. C. Dept. Agric. Hort. Br. Circ. 23: 1-10. 2 fig. 1915. 



